Socket head screw M20 X 2.50 X 40mm UNC class 12.9 DIN 912 black oxide

Technical Information

Measurement System

Metric

Thread Type

UNC (coarse)

Grade

ISO Class 12.9

Diameter - Thread Size

M20 X 2.50

Length Under Head

40 mm

Drive Type

Female hex (socket)

Material

Steel

Finish

Black oxide

Type

Fully threaded

Head Type

Socket

Tensile Strength

170 000 PSI

ISO Specification

4762

DIN Specification

912

Key Size

17 mm

Head Size

30mm W X 20mm H

Hardness

Rockwell C37