GB/T 3103.3-2020: Tolerances for fasteners - Plain washers

Delivery: 9 seconds. Download (and Email) true-PDF + Invoice.
Get Quotation: Click GB/T 3103.3-2020 (Self-service in 1-minute)
Newer / historical versions: GB/T 3103.3-2020

Preview True-PDF

Scope

This Part of GB/T 3103 specifies the tolerances of plain washers of which the
nominal diameter is 1mm~150mm, the product grades are A, C and F, are used
for combined connection of bolts, screws, studs and nuts.
This Part is applicable to non-combined and combined plain washers, standard
and non-standard plain washers.
This Part can be used for non-plain washers. But it does not include all
tolerances of non-plain washers.
This Part is not applicable to conical washers.
Grades F and A washers are used for grades A and B bolts, screws, studs and
nut products. Grade C washers are used for grade C bolts, screws, studs and
nut products.
NOTE: Product grade refers to the tolerance range corresponding to the size of the product
type (product grade F corresponds to fine tolerances, product grade A corresponds to
precise tolerances, and product grade C corresponds to large tolerances).
Annex A gives standard tolerances and limit deviations of shafts and holes in
GB/T 1800.1 and GB/T 1800.2.

Basic Data

Standard ID	GB/T 3103.3-2020 (GB/T3103.3-2020)
Description (Translated English)	Tolerances for fasteners - Plain washers
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J13
Classification of International Standard	21.060.30
Word Count Estimation	10,142
Date of Issue	2020-03-31
Date of Implementation	2020-10-01
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration