Hope this helps, its all I got:
4-44 x 1" (J Frame)
K-Frame 5-40 x 1"
.100" became #3 (.104") NF
.122" became #5 (.125") NF
.104" x 48 TPI - 32 SAF, 38 SAF, 32 DA, 38 DA, M frame, I frame, and 38 Perfected
.122' x 44 TPI - 44 DA, K, & N Frames
Early Post War decades:
3 x 48 - I and J frame
5 x 44 - K, and N frames
4 March 1942 the standard became the 5-44 NF
Later Post War:
5 x 44 - J, K, L, and N frames
Windage screws - .104 x 48,
Elev screw - .135 x 40,
Front tang attachment screw - .074 x 64
__________________
Daniel
SWHF 616
|