ASME/ANSI B18.16.3M-1-1998
米制金属片嵌件锁紧六角螺母9级 表1
Metric top insert type hex lock nuts,classes 9-Table 1
ASME/ANSI B18.21.1-10-1999
A型内外齿小锁紧垫圈 表10
Type A external-internal tooth small lock washers-Table 10
ASME/ANSI B18.21.1-10-1999
A型内外齿大锁紧垫圈 表10
Type A external-internal tooth large lock washers-Table 10