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| 21 |
MECHANICAL SYSTEMS AND COMPONENTS FOR GENERAL USE |
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| 21.020 |
Characteristics and design of machines, apparatus, equipment |
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| MS 490 : 1977 | |||
| Code of practice for guarding and safe use of metal working power presses. | |||
| Establishes requirements for machine design and installation, guarding, die design and setting, inspection, inspection and maintenance. This code does not apply to hot-metal presses, guillotines, shearing machines, hammers, forging presses, bulldozers and upsetters. | |||
| Price Code : F | |||
| MS 491 : 1977 | |||
| Code of practice for guarding and safe use use of woodworking machinery. | |||
| Includes requirements for installation, machine design, control, dust and waste collection, feed devices and log carriage, specific guarding of machines, inspection and maintenance, selection, training and supervision of operators. | |||
| Price Code : E | |||
| MS 857 : 1983 | |||
| Specification for bordeaux connections. | |||
| Specifies requirements for dimensions for dimensions, materials, inspection, testing and certification of Bordeaux connection at safe working loads. | |||
| Price Code : B | |||
| 21.040 |
Screw threads |
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| 21.040.01 |
Screw threads in general |
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| MS ISO 5408 : 2003 | |||
| Fasteners and screw threads – Vocabulary: Part 1: Fundamental of screw threads | |||
| This Malaysian Standard specifies the fundamental terms and definitions, which are applicable to cylindrical screw threads with profiles (in an axial plane) based on triangles. | |||
| Price Code : B | |||
| 21.040.10 |
Metric screw threads |
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| MS 221 : 2000 | |
| Specification for ISO metric screws threads (First revision) | |
| This Malaysian Standard applies to parallel screw threads which major diameter ranges from 0.25 mm to 300 mm.nutsIt deals with the general plan for metric screw threads having the ISO basic profile.This standard supersedes MS 221 : 1974. | |
| Price Code : B | |
| MS ISO 68-1 : 2002 | |
| ISO General purpose screw threads - Basic profile - Part 1: Metric screw threads | |
| This part of MS ISO 68 specifies the basic profile for ISO general purpose metric screw threads (M). | |
| Price Code : A | |
| MS ISO 261 : 2002 | |
| ISO general purpose metric screw threads - General plan | |
| This Malaysian Standard specifies ISO general purpose metric screw threads (M) having basic profile according to MS ISO 68-1. Basic dimensions are given in MS ISO 724. For tolerances see MS ISO 965-1. | |
| Price Code : A | |
| MS ISO 262 : 2002 | |
| ISO general purpose metric screw threads - Selected sizes for screws, bolts and nuts | |
| This Malaysian Standard specifies selected sizes for screws, bolts and nuts in the diameter range from 1 mm to 64 mm of ISO general purpose metric screw threads (M) having basic profile according to MS ISO 68-1. | |
| Price Code : A | |
| MS ISO 724 : 2002 | |
| ISO general purpose metric screw threads - Basic dimensions | |
| This Malaysian Standard specifies the basic dimensions, in millimetres, of ISO metric screw threads in accordance with MS ISO 261. The values refer to the basic profile in accordance with MS ISO 68. | |
| Price Code : B | |
| MS ISO 965-1: 2002 | |
| ISO general purpose metric screw threads - Tolerances - Part 1 : Principles and basic data | |
| This part of Malaysian Standard specifies the basic profile for ISO general purpose metric screw threads (M) conforming to ISO 261. The tolerance system refers to the basic profile in accordance with ISO 68-1. This standard supersedes MS 220 : 1974. | |
| Price Code : C | |
| MS ISO 965-2 : 2003 | |
| ISO general purpose metric screw threads – Tolerances – Part 2: Limits of sizes for general purpose external and internal screw threads – Medium quality | |
| This part of ISO 965 specifies limits of sizes for pitch and crest diameters for ISO general purpose metric screw threads (M) conforming to ISO 262 having basic profile according to ISO 68 – 1.The limits of sizes for the tolerance quality specified are derived from the fundamental deviations and tolerances specified in ISO 965 – 1. | |
| Price Code : A |
| MS ISO 965-3 : 2003 | |
| ISO general purpose metric screw threads - Tolerances - Part 3: Deviations for constructional screw threads | |
| This part of MS ISO 965 specifies deviations for pitch and crest diameters for ISO general purpose metric screw threads (M) conforming to ISO 261 having basic profile according to ISO 68-1. The deviations specified are derived from the fundamental deviations and tolerances specified in MS ISO 965-1. | |
| Price Code : C | |
| MS ISO 965-4 : 2003 | |
| ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external screw threads to mate with internal screw threads tapped with tolerance position H or G after galvanizing | |
| This part of
MS ISO 965 specifies deviations and limits of sizes for
pitch and crest diameters for ISO general purpose metric
external screw threads conforming to ISO 262 having a
basic profile according to ISO 68-1. External screw threads according to this part of MS ISO 965 are intended to mate with internal screw threads tapped with tolerance position H or G after hot dip galvanizing. |
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| Price Code : A | |
| MS ISO 965-5 : 2003 | |
| ISO general purpose metric screw threads - Tolerances - Part 5: Limits of sizes for internal screw threads to mate with hot-dip galvanized external screw threads with maximum size of tolerance position h before galvanizing | |
| This part of
MS ISO 965 specifies deviations and limits of sizes for
pitch and crest diameters for ISO general purpose metric
internal screw threads conforming to ISO 262 having basic
profile according to ISO 68-1. Internal screw threads according to this part of MS ISO are intended to mate with screw threads with maximum size of tolerance position h before hot-dip galvanizing. |
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| Price Code : A | |
| MS ISO 1502 : 2003 | |
| ISO general-purpose metric screw threads - Gauges and gauging | |
| This Malaysian Standard gives detail for the manufacture and use of gauges for checking ISO general-purpose screw threads with a basic profile in accordance with ISO 68. | |
| Price Code : D | |
| MS ISO 2901 : 2003 | |
| ISO metric trapezoidal screw threads – Basic profile and maximum material profiles | |
| This Malaysian Standard specifies the basic profile and maximum material profiles of ISO metric trapezoidal screw threads. | |
| Price Code : A | |
| MS ISO 2902 : 2003 | |
| ISO metric trapezoidal screw threads – General plan | |
| This Malaysian Standard specifies a series of diameter and pitch combinations for ISO metric trapezoidal screw threads having the basic profile according to MS ISO 2901. | |
| Price Code : A | |
| MS ISO 2903 : 2003 | |
| ISO metric trapezoidal screw threads – Tolerances | |
| This Malaysian Standard specifies a tolerance system for metric trapezoidal screw threads in accordance with MS ISO 2902. The tolerances refer to the basic profile, MS ISO 2901. The tolerance system does not apply to trapezoidal screw threads with special requirements on axial displacement, for example lead screws. | |
| Price Code : B | |
| MS ISO 2904 : 2003 | |
| ISO metric trapezoidal screw threads – Basic dimensions | |
| This Malaysian Standard specifies the basic dimensions for ISO metric trapezoidal screw threads according to MS ISO 2902. The values refer to the basic profiles according to ISO 2901. | |
| Price Code : B | |
| 21.040.20 |
Inch screw threads |
| MS 218 : 1974 | |
| Specification for parallel screw threads of Whitworth form. | |
| Applies only to parallel screw threads, having Whitworth basic profile, used for general engineering purposes. | |
| Price Code : F | |
| 21.040.30 |
Special screw threads |
| MS ISO 7-1 : 2003 | |
| Pipe threads where pressure-tight joints are made on the threads – Part 1: Dimensions, tolerance and designation. | |
| Applies to parallel screw threads, having the British Association (BA) basic profile. Does not apply to screw threads associated with interference fits, such as those on metal ends of studs and in corresponding tapped holes. | |
| Price Code : B | |
| MS ISO 7-2 : 2003 | |
| Pipe threads where pressure-tight joints are made on the threads – Part 2: Verification by means of limit gauges. | |
| This part of MS ISO 7 specifies a process using limit gauges, for the validation of taper internal and external three' and parallel internal threads on piping systems components and other products, the dimensions and tolerances which are detailed in MS ISO 7-1. The gauging system described may not be suitable, without special precautions, for gauging of threads on injection moulded plastic workpieces. This part of MS ISO 7 does not cover completely all the requirements necessary for full control of thread quality a' dimensions. Additional control of tools and equipment and visual inspection during production are required ensure complete compliance with MS ISO 7-1, for example the length of useful thread on internally thread workpieces should be checked by direct measurement. Annex A gives a summary of the gauges included in this part of MS ISO 7, together with details of the thread elements controlled by each gauge and gauge identification numbers. In the event of a dispute over compliance with the requirements of MS ISO 7-1, the gauges in this part of MS ISO 7 are be considered as decisive for the thread elements which they control on the workpiece. | |
| Price Code : D | |
| MS ISO 228-1 : 2003 | |
| Pipe threads where pressure-tight joints are not made on the threads – Part 1: Dimensions, tolerances and designation. | |
| This part of MS IS0 228 specifies the requirements for thread form, dimensions, tolerances and designation for fastening pipe threads, thread sizes 1/16 to 6 inclusive. Both internal and external threads are parallel threads, intended for the mechanical assembly of the component parts of fittings, cocks and valves, accessories, etc. These threads are not suitable as jointing threads where a pressure-tight joint is made on the thread. If assemblies with such threads must be made pressure-tight, this should be effected by compressing two tightening surface outside the threads, and by interposing an appropriate seal. NOTES 1. For pipe threads where pressure-tight joints are made on the threads, see MS ISO 7-1. 2. MS ISO 228-2 gives details of methods for verification of fastening thread dimensions and form, and recommended gauging systems. | |
| Price Code : B | |
| MS ISO 228-2 : 2003 | |
| Pipe threads where pressure-tight joints are not made on the threads – Part 2: Verification by means of limit gauges. | |
| This part of MS ISO 228 specifies the verification, by means of limit gauges, of cylindrical threads, the dimensions and tolerances of which are given in MS ISO 228-1. For industrial applications (see for example ISO 1179), it may be necessary to carry out additional checks. Since this 55° profile has different elements to be verified, it is necessary to provide for several GO and several NOT GO gauges: a) the threaded GO gauges (see clauses 6 and 7) shall ensure that the profile of the machined piece does not exceed the maximum of material provided for by the tolerances applied to the dimensions of the profile defined by MS ISSO 228-1; b) the threaded NOT GO gauges for the threads of the pieces (see clauses 6 and 7) fix the minimum material limit on the flanks of the thread. NOTE. Reference checks may be carried out in specialized laboratories. | |
| Price Code : B | |
| 21.060 |
Fasterners |
| 21.060.01 |
Fasterners in general |
| MS ISO 1891 : 2003 | |
| Fasteners and screw threads – Vocabulary: Part 2: Terminology and nomenclature. | |
| This Malaysian Standard specifies the terminology and nomenclature of bolts, screws, nuts and accessories, which are recommended for use unless otherwise specified in the appropriate product standard. At present, not all of the fasteners and accessories listed are covered by Malaysian Standard publications. The drawings are essentially diagrammatic, in particular those showing bolts and screws having special characteristics dealt with, for example, in Clauses 18 and 19. However, it is recommended that these drawings be used as a base whenever possible. | |
| Price Code : E | |
| 21.060.10 |
Bolts, screws, studs |
| MS 739 : 1981 | |
| Specification for hot-dip galvanized coatings on threaded fastness. | |
| Specifies requirements and test methods for steel bolts, screws, nuts, and other fasteners having ISO metric coarse thread in the nominal size range M8 to M36 inclusion. Includes definitions of terms. | |
| Price Code : A | |
| MS ISO 225 : 2003 | |
| Fasteners and screw threads – Vocabulary: Part 3: Symbols and designation of dimensions of bolts, screws, studs and nuts. | |
| This Malaysian Standard specifies the method of dimensioning bolts, screws, studs and nuts, recommended for use unless otherwise specified in the appropriate product standards. It includes common symbols and describes the feature. NOTE. The figures of the fasteners in this Malaysian Standard are only for examples. | |
| Price Code : B | |
| MS ISO 898-1 : 2003 | |
| Mechanical properties of fasteners made of carbon steel and alloy steel : Part 1 : Bolts, screws and studs | |
| This part of MS 1S0 898 specifies the mechanical properties of bolts, screws and studs made of carbon steel and alloy steel when tested at an ambient temperature range of 10 °C to 35 DC. | |
| Price RM30 | |
| MS ISO 898-2 : 2003 | |
| Mechanical properties of fasteners - Part 2: Nuts with specified proof load values - Coarse thread | |
| This Malaysian Standard specifies the mechanical properties of nuts with specified proof load values when tested at room temperature (see ISO 1). Properties will vary at higher and lower temperature. | |
| Price RM20 | |
| MS ISO 898-5 : 2003 | |
| Mechanical properties of fasteners made of carbon steel and alloy steel - Part 5: Set screws and similar threaded fasteners not under tensile stresses | |
| This part of MS ISO 898 specifies the mechanical properties of set screws and similar threaded fasteners not under tensile I stresses with nominal thread diameters from 1,6 mm up to and including 24 mm. which are made of carbon steel or alloy steal. | |
| Price RM10 | |
| MS ISO 898-6 : 2003 | |
| Mechanical properties of fasteners - Part 6: Nuts with specified proof load values - Fine pitch thread | |
| This part of MS ISO 898 specifies the mechanical properties of nuts with specified proof load values when tested at an ambient temperature range of + 10 .C to + 35 .C. Mechanical and physical properties will vary with respect to temperature and property class. | |
| Price RM20 | |
| MS ISO 898-7 : 2003 | |
| Mechanical properties of fasteners - Part 7: Torsional test and minimum torques for bolts and screws with nominal diameters 1 mm to 10 mm | |
| This part of MS ISO 898 specifies a torsional test for the determination of the breaking torque of bolls and screws with nominal diameters 1 mm to 10 mm with property Glasses 8.8 to 12.9 in accordance with 18°,1898-1. The test applies to bolts and screws with thread less than M3 for which no breaking and proof loads are indicated in MS ISO 898-1, as well as to short bolls and screws with nominal diameters 3 mm to 10 mm which cannot be subjected to a tensile test. | |
| Price
RM10 |
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| 21.060.40 |
Rivets |
| MS 593 : 1979 | |
| Specification for performance requirements of hot-forged rivets. | |
| Applies to carbon steel rivets of nominal diameter up to 48 mm. Mechanical tests to be conducted include tensile test, hardness test, bend test and hot flattering test. | |
| Price Code : A | |
| 21.060.70 |
Clamps and staples |
| MS 823 : 1983 | |
| Specification for bull dog clips. | |
| Specifies grip size ranging from 6 mm to 56 mm diameter. Requirements cover materials, manufacture and workmanship, finish inspection and dimensional size guidance. | |
| Price Code : B | |
| MS 945 : 1984 | |
| Specification for earth and bonding clamps. | |
| Prescribes the size ranges, performance and certain mechanical features including the provision of suitable earth conductor connecting facilities. Metal clamps and clips referred are those used to connect the earth or bonding conductor of an electrical installation to cylindrical surfaces such as metal pipes and metal cable sheaths. | |
| Price Code : B | |
| 21.120 |
Shafts and couplings |
| 21.120.30 |
Keys and keyways, splines |
| MS 823 : 1983 | |
| Specification for bull dog clips. | |
| Specifies grip size ranging from 6 mm to 56 mm diameter. Requirements cover materials, manufacture and workmanship, finish inspection and dimensional size guidance. | |
| Price Code : B | |
| MS 945 : 1984 | |
| Specification for earth and bonding clamps. | |
| Prescribes the size ranges, performance and certain mechanical features including the provision of suitable earth conductor connecting facilities. Metal clamps and clips referred are those used to connect the earth or bonding conductor of an electrical installation to cylindrical surfaces such as metal pipes and metal cable sheaths. | |
| Price Code : B | |
| 21.160 |
Springs |
| MS 1108 : 1988 | |
| Specification for suspension coil springs for automotive use. | |
| Specifies the material, dimension and performance requirements for cylindrical coil compression springs made from round bars for use in the suspension system of motor vehicles. | |
| Price Code : A | |
| 21.220 |
Flexible drives and transmissions |
| 21.220.10 |
Belt drives and their components |
| MS 774 : 1982 | |
| Industrial V-belts. | |
| Specifies materials, dimensional and manufacturing requirements for endless V-belts used for power transmission. Not those of automobile fan belts, narrow endless V-belts and industrial variable speed drives. Include size belt designation, tests for tensile strength and elongation of materials. | |
| Price Code : B | |
| 21.220.30 |
Chain drives and their components |
| MS 521 : 1986 | |
| Specification for general purpose transmission precision roller chains and chainwheels (First revision) | |
| Applies to steel, short pitch, transmission precision roller chains of simplex, duplex and triplex construction in metric series, together with associated chainwheels. Dimensions and tolerances, chain breaking loads and recommended marking requirements for both chains and chainwheels are specified. | |
| Price Code : B | |
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