Thread & Dimensions
A internal thread (Class 3B)
3/4-16 UNF
B external thread (Class 3A)
15/16-20 UNJEF
Ø max minor special
.8797
Ø C (+.008/-.002)
.838
D (+.015/-.000)
.170
F ref
.750
G (±.010)
1.125
Through-hole preparation
Min. full depth 1,160
Blind-hole preparation
Min. full depth 1,160
Material & Finish
Material
A286 per AMS5731 or AMS 5734
Finish
PASSIVATED per AMS 2700 & Silver Plated per AMS 2411 (.0002 min. thickness)
Temperature range
-400°/+1200°F
Heat treat
RC 32-40
Magnetic
NO