AI Search

BS 1981 - 1991

Recessed Truncated Countersunk Head Screws: Long Length

BS 1981 - 1991 米字槽沉头螺钉Table4

See all versions and complete specifications: Recessed Truncated Countersunk Head Screws: Long Length — Full Specification Page

Dimensional Specifications — BS 1981 - 1991 (mm)

Size	P	k_max	k_min	s_max	s_min	k_nominal	ds_nominal
2#	0.199	0.048	0.099	0.171	0.059	0.058	1
4#	0.332	0.089	0.181	0.292	0.1	0.107	2
5#	0.438	0.107	0.25	0.389	0.132	0.125	3
6#	0.635	0.175	0.357	0.568	0.191	0.193	4
8#	0.812	0.220	0.401	0.723	0.223	0.238	4

Related Standards

GB /T 819.1 - 2016— Countersunk Flat Head Screws (Common Head Style) with Cross Recess - Part 1: Property Class 4.8 GB /T 819.2 - 2016— Countersunk Flat Head Screws with Cross Recess - Part 2: Property Class 8.8, Stainless Steel Screws and Non-ferrous Metal Screws GB /T 819.1 - 2000— Countersunk Flat Head Screws (Common Head Style) with Cross Recess - Part 1: Property Class 4.8 GB /T 819.2 - 1997— Cross Recessed Countersunk Flat Head Screws (Common Head Style) - Grade A - Part 2: Steel of Property Class 8.8, Stainless and Non-Ferrous Metals GB /T 13806.1 (B) - 1992— Cross Recessed Countersunk Screws for Fine Mechanics GB 819 - 1985— Cross Recessed Countersunk Head Screws GB 819 - 1976— Cross Recessed Countersunk 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