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CEN - EN ISO 4759-3

Tolerances for fasteners - Part 3: Washers for bolts, screws and nuts - Product grades A, C and F

active, Most Current
Organization: CEN
Publication Date: 1 June 2016
Status: active
Page Count: 20
ICS Code (Washers, locking elements): 21.060.30
scope:

This part of ISO 4759 specifies tolerances for flat washers of product grades A, C and F with nominal diameters of 1 mm to 150 mm inclusive, designed to be used in bolted joints in combination with bolts, screws, studs and nuts.

This part of ISO 4759 may be applied to non-flat washers however it does not include all the tolerances related to these washers.

It applies to non-captive and captive washers, and to standard and non-standard washers.

It does not apply to dynamic disc springs.

Washers of product grades F and A are intended to be used with bolts, screws, studs and nuts of product grades A and B; washers of product grade C are intended to be used with bolts, screws, studs and nuts of product grade C.

NOTE The product grade refers to a specific tolerance range related to dimensional and geometrical characteristics (product grade F for fine tolerances, product grade A for precise tolerances, product grade C for large tolerances).

Annex A presents tolerances taken from ISO 286-1 and ISO 286-2.

Document History

EN ISO 4759-3
June 1, 2016
Tolerances for fasteners - Part 3: Washers for bolts, screws and nuts - Product grades A, C and F
This part of ISO 4759 specifies tolerances for flat washers of product grades A, C and F with nominal diameters of 1 mm to 150 mm inclusive, designed to be used in bolted joints in combination with...
May 1, 2000
Tolerances for Fasteners - Part 3: Plain Washers for Bolts, Screws and Nuts - Product Grades A and C
A description is not available for this item.

References

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