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Whitworth (U Style)
Pitch Dimensions
CD
Q. Designation
Picture
(Right Left ) (tpi) d L hmin x f

UEI 22 4.5 W
- 4.5 12.7 U 22 3.61 2.3 11.0
03 22 - 4 W 4 12.7 U 22 4.07 1.8 11.0
c
CD 22 - 3.5 W 3.5 12.71) 22 4.65 2.1 11.0 R 0.137pnterna
X
LU 22 - 3.25 W 3.25 12.7 U 22 5.00 2.0 11.0
27 - 3.5 W 3.5 15.875 U 27 4.65 2.1 13.7
03 Externa I
c 27 - . 325 W 3.25 15.875U 27 5.00 2.0 13.7
d
CD
27 - 3 W 3 15.875U 27 5.42 2.3 13.7
c
27 - 2.75 W 2.75 15.875 U 27 5.94 2.4 13.7


033 034

Whitworth (V Style)
Pitch Dimensions
CD
Q. Designation Designation
Picture
(Right) ( Left ) ( tpi) d L hmin x F t

VER 11 - 19 W VEL 11 - 1 9W 19 6.35 11 0.86 0.69 2.3 3.2
11 - 14W 11 - 14 W 14 6.35 11 1.16 0.69 2.0 3.2
11 - 11 W 1 1 -1 1W 11 6.35 11 1.48 0.69 1.7 3.2 R 0.137Rnterna
03
c 1 6 - 1 9W 1 6 - 1 9W 19 9.525 16 0.86 1.1 2.7 3.6
CD 16 - 18 W 1 6 - 1 8W 18 9.525 16 0 . 9 0 1.31 2.6 3.6
x
LU 16 - 16W 16 - 16W 16 9.525 16 1.02 1.1 2.6 3.6
t
16 - 14W 16 - 14 W 14 9.525 16 1.16 1.1 2.4 3.6
1 6 - 12 W 1 6 - 1 2W 12 9.525 16 1.36 1.1 2.2 3.6
16 11 W
- 16 1 1 W
- 11 9.525 16 1.48 1.1 2.1 3.6