GB/T 7245-1987 English PDF (GB/T7245-1987)

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GB/T 7245-1987: Curved single coil spring lock washers
GB 7245-87 (GB/T 7245-1987)
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
UDC 621.882.4
GB 7245-87
Curved single coil spring lock washers
鞍形弹簧垫圈
ISSUED ON: FEBRUARY 05, 1987
IMPLEMENTED ON: FEBRUARY 01, 1988
Issued by: National Bureau of Standards
Table of Contents
1 Introduction ... 3 
2 Normative references ... 3 
3 Dimensions ... 3 
4 Technical conditions ... 4 
5 Markings ... 4 
Additional information ... 5 
Curved single coil spring lock washers
1 Introduction
This standard specifies curved single coil spring lock washers, which have a
specification of 3 ~ 30 mm. It can be applied to right-hand and left-hand threads.
2 Normative references
GB 94.1-87 Specification for spring washers - Single coil lock washers.
3 Dimensions