BS 4500-1.1(1990) : AMD 7630
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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ISO LIMITS AND FITS - GENERAL, TOLERANCES AND DEVIATIONS - SPECIFICATION FOR BASES OF TOLERANCES, DEVIATIONS AND FITS
15-08-1993
23-11-2012
National foreword
Committees responsible
Specification
0. Introduction
1. Scope
2. Field of application
3. References
4. Terms and definitions
5. Symbols, designation and interpretation of
tolerances, deviations and fits
6. Graphical representation
7. Reference temperature
8. Standard tolerances for basic sizes up to 3 150 mm
10. Bibliography
Annexes
A. Bases of the ISO system of limits and fits
B. Examples of the use of ISO 286-1
C. Equivalent terms
Tables
1. Numerical values of standard tolerance grades IT
for basic sizes up to 3 150 mm
2. Numerical values of the fundamental deviations of
shafts
3. Numerical values of the fundamental deviations of
holes
4. Basic size steps
5. Numerical values for standard tolerances in grades
IT01 and IT0
6. Formulae for standard tolerances in grades IT01,
IT0 and IT1 for basic sizes up to and including
500 mm
7. Formulae for standard tolerances in grades IT1 to
IT18
8. Rounding for IT values up to and including standard
tolerance grade IT11
9. Formulae for fundamental deviations for shafts and
holes
10. Rounding for fundamental deviations
Figures
1. Basic size, and maximum and minimum limits of size
2. Conventional representation of a tolerance zone
3. Clearance
4. Clearance fit
5. Transition fit
6. Interference
7. Interference fit
8. Schematic representation of clearance fits
9. Schematic representation of interference fits
10. Schematic representation of transition fits
11. Shaft-basis system of fits
12. Hole-basis system of fits
13. Schematic representation of the positions of
fundamental deviations
14. Deviations for shafts and holes
15. Graphical representation
16. Simplified schematic diagram
17. Deviations for shafts
18. Deviations for holes
19. Deviations js and JS
20. Diagrammatic representation of the rule given in
A.4.2 b)
Establishes the bases of ISO system of limits and fits together with the calculated values of the standard tolerances and fundamental deviations. These values shall be taken as authoritative. Also gives terms and definitions together with associated symbols. Contains several tables and figures. BS AMD 7630 RENUMBERS THIS STANDARD TO BS EN 20286 PT1
| Committee |
GME/5
|
| DevelopmentNote |
Superseded and renumbered by BS EN 20286-1 (09/1996)
|
| DocumentType |
Standard
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ISO 286-1:2010 | Identical |
| BS EN 10045-1:1990 | Charpy impact test on metallic materials Test method (V- and U-notches) |
| BS 341-1:1991 | Transportable gas container valves Specification for industrial valves for working pressures up to and including 300 bar |
| BS 7724:1994 | Specification for split pins (metric series) |
| BS 7679:1993 | Plain bearings. Quality control techniques and inspection of geometrical and material quality characteristics |
| BS 328-1:1993 | Drills and reamers Specification for twist drills |
| BS 4480-1:1992 | Plain bearings: metric series Sintered bushes. Dimensions and tolerances |
| BS 5621:1992 | Specification for dimensions of rotary masonry and rotary masonry impact drills with hardmetal tips |
| BS 7296-1:1990 | Cavities for hydraulic fluid power cartridge valves Specification for two-port slip-in valves |
| BS QC 030000:1993 | Harmonized system of quality assessment for electronic components. Rectangular connectors for frequencies below 3 MHz. Generic specification. General requirements and guide for the preparation of detail specifications for connectors with assessed quality |
| BS 1574:1994 | Specification for split pins (inch series) |
| BS 7637:1993 | Specification for linear motion, recirculating ball, sleeve type rolling bearings (metric series) |
| BS QC 960000:1992 | Harmonized system of quality assessment for electronic components. Electromechanical switches for use in electronic equipment. Generic specification |
| BS 5341-6.1:1992 | Piston rings up to 200 mm diameter for reciprocating internal combustion engines. Vocabulary, inspection methods and generic specifications Vocabulary |
| ISO 8015:2011 | Geometrical product specifications (GPS) Fundamentals Concepts, principles and rules |
| ISO 5166:1982 | System of cone fits for cones from C = 1 : 3 to 1 : 500, lengths from 6 to 630 mm and diameters up to 500 mm |
| ISO 1101:2017 | Geometrical product specifications (GPS) — Geometrical tolerancing — Tolerances of form, orientation, location and run-out |
| ISO 1:2016 | Geometrical product specifications (GPS) Standard reference temperature for the specification of geometrical and dimensional properties |
| ISO 406:1987 | Technical drawings Tolerancing of linear and angular dimensions |
| ISO 286-2:2010 | Geometrical product specifications (GPS) ISO code system for tolerances on linear sizes Part 2: Tables of standard tolerance classes and limit deviations for holes and shafts |
| ISO/R 1938:1971 | ISO system of limits and fits Part II : Inspection of plain workpieces |
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