Manual

2-3
LANDOLL CORPORATION
HYDRAULIC FITTING TORQUE SPECIFICATIONS
37
o
JIC, ORS, & ORB (REV. 10/97)
THIS CHART PROVIDES TIGHTENING TORQUES FOR HYDRAULIC FITTING APPLICATIONS WHEN SPECIAL TORQUES ARE NOT SPECIFIED
ON PROCESS OR DRAWING.
ASSEMBLY TORQUES APPLY TO PLATED CARBON STEEL AND STAINLESS STEEL FITTINGS ASSEMBLED WITHOUT SUPPLEMENTAL
LUBRICATION (AS RECEIVED CONDITION). THEY DO NOT APPLY IF SPECIAL GRAPHITE MOLY-DISULFIDE OR OTHER EXTREME PRESSURE
LUBRICANTS ARE USED.
BRASS FITTINGS AND ADAPTERS - 65% OF THE TORQUE VALUE FOR STEEL. STAINLESS STEEL, ALUMINUM AND MONEL - THREADS ARE
TO BE LUBRICATED
.
TORQUE IS SPECIFIED IN FOOT POUNDS
PARKER BRAND FITTINGS
Dash
Size
37 Degree
JIC
O-Ring
(ORS)
O-Ring Boss
(ORB)
-4 11-13 15-17 13-15
-5 14-16 — 21-23
-6 20-22 34-36 25-29
-8 43-47 58-62 40-44
-10 55-65 100-110 57.5-62.5
-12 80-90 134-146 75-85
-16 115-125 202-218 109-121
-20 160-180 248-272 213-237
-24 185-215 303-327 238-262
-32 250-290 — 310-340
LANDOLL CORPORATION
HYDRAULIC FITTING TORQUE SPECIFICATIONS
37
o
JIC, ORS & ORB (REV. 10/97)
THIS CHART PROVIDES TIGHTENING TORQUES FOR HYDRAULIC FITTING APPLICATIONS WHEN SPECIAL TORQUES ARE NOT SPECIFIED
ON PROCESS OR DRAWING.
ASSEMBLY TORQUES APPLY TO PLATED CARBON STEEL AND STAINLESS STEEL FITTINGS ASSEMBLED WITHOUT SUPPLEMENTAL
LUBRICATION (AS RECEIVED CONDITION). THEY DO NOT APPLY IF SPECIAL GRAPHITE MOLY-DISULFIDE OR OTHER EXTREME PRESSURE
LUBRICANTS ARE USED.
BRASS FITTINGS AND ADAPTERS - 65% OF THE TORQUE VALUE FOR STEEL.
TORQUE IS SPECIFIED IN FOOT POUNDS.
AEROQUIP BRAND FITTINGS
Dash
Size
37 Degree
JIC
O-Ring
(ORS)
O-Ring Boss
(ORB)
-4 11-12 10-12 14-16
-5 15-16 — 18-20
-6 18-20 18-20 24-26
-8 38-42 32-35 50-60
-10 57-62 46-50 72-80
-12 79-87 65-70 125-135
-14 — — 160-180
-16 108-113 92-100 200-220
-20 127-133 125-140 210-280
-24 158-167 150-165 270-360
-32 245-258 — —
Table 2-2 Hydraulic Fitting Torque Specifications