Screw Thread | 3-1/4 | ||
Thread Size | 3-1/4 | ||
D | 3.25 | ||
PP | UNC | 4 | |
PP | UNF | None | |
PP | UN | 8 | |
Ds | Max | 3.335 | |
Ds | Min | 3.21 | |
S | Max | 4.875 | |
S | Min | 4.712 | |
E | Max | 5.629 | |
E | Min | 5.372 | |
K | Max | 2.251 | |
K | Min | 1.936 | |
R | Max | 0.190 | |
R | Min | 0.060 | |
B | L≤6 | 6.7500 | |
B | L>6 | 7.0000 |