Qorkay
Cross-Recessed Pan Head SEMS Screws · GB/T 9074.4-1988
Screw & Washer Assemblies

Cross-Recessed Pan Head SEMS Screws

GB/T 9074.4-1988 (reference only)

Request a quote ↗

GB/T 9074.4-1988 dimension drawing

Dimensions in mm
GB/T 9074.4-1988 dimension drawing

Specification parameters

Technical conditions and referenced standards
Characteristic
  • Screw
  • Washer
  • Washer
Standard designation
  • GB/T 818
  • GB/T 9074.26
  • GB/T 9074.24
Cross recess
  • Type H GB/T 944.1
  • –
  • –
Surface treatment
  • ① Zinc plating and passivation GB/T 5267;
  • ② Oxide coating
  • ① Zinc plating and passivation GB/T 5267;
  • ② Oxide coating
  • ① Zinc plating and passivation GB/T 5267;
  • ② Oxide coating
Other technical requirements
  • The washer shall rotate freely without becoming detached.
  • The washer shall rotate freely without becoming detached.
  • The washer shall rotate freely without becoming detached.
Acceptance inspection and packaging
  • GB/T 90
  • GB/T 90
  • GB/T 90

Product overview

A cross-recessed pan head screw assembled with a spring lock washer and a plain washer. Specify all components as a set.

For a quote, share the required dimensions, material, finish and quantity. Availability and lead time are confirmed for each enquiry.