Table 6-1. Table of Limits Continued
CHART
MINIMUM
MAXIMUM
REPLACE-
REF
NO.
DESCRIPTION
INCHES
INCHES
MENT
NO.
(FIGURE)
(MILLIMETERS)
(MILLIMETERS)
MAX
DRAIN VALVE ASSEMBLY - Continued
4
6-45
Piston faces perpendicular to bore
0.002TIR
(0.0508TIR)
Seat
5
6-45
Shoulder diameter .............................
0.500
0.503
(12.7000)
(12.7762)
Valve Stem
6
6-45
Piston mounting journal (thread end)
0.248
0.249
(6.2992)
(6.3246)
7
6-45
O-ring groove diameter ........
0.187
0.189
(4.7498)
(4.8006)
8
6-45
Stem guide journal ...............
0.310
0.311
(7.8740)
(7.8994)
Above three surfaces concentric
within ...............................
0.002TI R
(0.0508TIR)
Valve Body
9
6-45
Stem register bore ................
0.313
0.314
(7.9502)
(7.9756)
10
6-45
Seat register bore ..............................
0.500
0.501
(12.7000)
(12.7254)
11
6-45
Piston bore .........................................
1.750
1.752
(44.4500)
(44.5008)
6-71
