Case 2050M - Page 163

7-MAINTENANCE
TorquedataforO-ringfacesealttings
O-ringFaceSeal(ORFS)
Nominal
SAEdash
size
NominaltubeOD
ThreadsizeTorquevalues
-46.350mm
(0.250in)
9/16-18
23-26N·m
(17-19lbft)
-69.520mm
(0.375in)
11/16-16
34-40N·m
(25-30lbft)
-812.700mm
(0.500in)
13/16-16
52-57N·m
(38-42lbft)
-1015.880mm
(0.625in)
1-1481-90N·m
(60-66lbft)
-1219.050mm
(0.750in)
1-3/16-12
117-128N·m
(86-94lbft)
-1625.400mm
(1.000in)
1-7/16-12
152-174N·m
(112-128lbft)
-2031.750mm
(1.250in)
1-11/16-12
179-201N·m
(132-148lbft)
-2438.100mm
(1.500in)
2-12213-235N·m
(157-173lbft)
ThevaluesshownforO-ringbossendsareintendedforsteelttings(withorwithoutwashers)withacadmiumand
chromateorazincandachromatecoating,assembledintoasteelorgreyironhousing.
7-7