Manual

WHEATHEART - SELF-PROPELLED AUGER KIT 8. APPENDIX
WHEATHEART BH & R SERIES 8.2. TIGHTENING O-RING FITTINGS
30761 R0 47
Table 8.3 “O” Ring Fittings
Tube Size
OD (in.)
Nut Size Across
Flats (in.)
Torque
Values
a
(Nm)
Torque
Values
a
(Lb-ft)
# of Turns to
Tighten (Flats)
(After Finger
Tightening) (Turn)
3/8 1/2 8 6 2 1/3
7/16 9/16 12 9 2 1/3
1/2 5/8 16 12 2 1/3
9/16 11/16 24 18 2 1/3
3/4 7/8 46 34 2 1/3
7/8 1 62 46 1-1/2 1/4
1-1/16 1-1/4 102 75 1 1/6
1-3/16 1-3/8 122 90 1 1/6
1-5/16 1-1/2 142 105 3/4 1/8
1-5/8 1-7/8 190 140 3/4 1/8
7/8 2-1/8 217 160 1/2 1/12
a. The torque values shown are based on lubricated connections as in reassemble.