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ANSI B 18.21

External Tooth-Lock Washers (SAE J403, J405, ASTM B591)

ASME/ANSI B 18.21.1 - 2009 外齿锁紧垫圈 (SAE J403, J405, ASTM B591)

See all versions and complete specifications: External Tooth-Lock Washers (SAE J403, J405, ASTM B591) — Full Specification Page

Dimensional Specifications — ANSI B 18.21 (mm)

Size	P	k_max	k_min	s_max	s_min	k_nominal
3#	0.123	0.018	0.012	0.115	0.26	0.245
4#	0.15	0.022	0.016	0.141	0.32	0.305
5#	0.204	0.024	0.018	0.195	0.41	0.395
6#	0.267	0.028	0.023	0.256	0.51	0.494
8#	0.398	0.04	0.032	0.384	0.694	0.67

Related Standards

GB 9074.27 - 1988— Serrated Lock Washer External Teeth for Assembly GB 9074.28 - 1988— Lountersunk External Toothed Lock Washer for Assembly GB /T 861.1 - 1987— Lock Washers Internal Teeth GB 861.2 - 1987— Serrated Lock Washers Internal Teeth GB 862.1 - 1987— Lock Washers External Teeth GB 862.2 - 1987— Serrated Lock Washers External Teeth GB 956.1 - 1987— Countersunk External Toothed Lock Washers GB 956.2 - 1987— Countersunk Serrated External Toothed Lock Washers

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