AI Search

ANSI B 18.21

Extra-duty Helical Spring - Lock Washers

ASME/ANSI B 18.21.1 (T3) - 1999 弹簧垫圈 - 超重型 [Table 3]

See all versions and complete specifications: Extra-duty Helical Spring - Lock Washers — Full Specification Page

Dimensional Specifications — ANSI B 18.21 (mm)

Size	P	k_max	k_min	s_max	s_min	k_nominal
2#	0.107	0.062	0.043	0.101	0.239	0.034
3#	0.133	0.079	0.055	0.127	0.300	0.045
4#	0.174	0.096	0.067	0.167	0.375	0.057
5#	0.227	0.130	0.091	0.220	0.497	0.080
6#	0.322	0.143	0.100	0.314	0.619	0.108
8#	0.385	0.170	0.119

Related Standards

GB /T 93 - 1987— Single Coil Spring Lock Washers, Normal Type GB 93 - 1976— Single Coil Spring Lock Washers, Normal Type GB /T 859 - 2025— Single Coil Spring Lock Washers - Light Type GB 9074.26 - 1988— Single Coil Spring Lock Washer for Assembly GB /T 7244 - 1987— Single Coil Spring Lock Washers Heavy Type GB /T 859 - 1987— Single Coil Spring Lock Washers, Light Type DIN 127 (B) - 1987— Spring Lock Washers - Type B, with Square Ends DIN 7980 - 1987— Spring Lock Washers with Square Ends for Cheese Head Screws

Technical Specifications & Availability

Request detailed technical specifications, material certifications, and availability information for your application requirements. Our engineering team can provide product recommendations, custom specifications, and technical documentation.

Request Technical Specifications WhatsApp Inquiry

Product Documentation|Application Consultation|Quick Chat

Technical Support Available

Material Certifications

Custom Specifications