Types

Type A: with tapped hole d₃ in the centre, with two countersunk holes for socket head cap screws

Type B: with bore d₄ in the centre, with two countersunk holes for socket head cap screws

Type C: with tapped hole d₃ in the centre, with two tapped mounting holes

Type D: with bore d₄ in the centre,with two tapped mounting holes

Type E: without bores blank, not hardened

Version in Sintered Steel (Distaloy AB) ST

Hardened, black oxidised with vapor

Version in Stainless Steel (Sintered Steel) NI

AISI 316L