D. HOSE END FITTINGS WITH STEEL INSERTS (NIPPLES)
E. ALL TITANIUM TUBE ENDS
TORQUE VALUES APPLICABLE TO THE FOLLOWING TUBE ENDS:
A. ALUMINUM WITH BACS13BD & BACS13BX SWAGED SLEEVES
B. 6061-T6 ALUMINUM WITH PRESET BACS13AP SLEEVES
C. ANNEALED CRES WITH PRESET BACS13AP SLEEVES
D. FLARELESS TYPE HOSE END FITTINGS WITH ALUMINUM INSERTS (NIPPLES)
E. ALUMINUM FLARED TUBE ENDS
Installation Torque for Flareless Fittings
Figure 403 (Sheet 1)
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CARE SHOULD BE TAKEN IN SELECTING THE CORRECT TORQUE FOR REDUCER FITTINGS. THE BOSS OR BULKHEADSIZE DETERMINES THE FITTING INSTALLATION TORQUE.
TUBE MATERIAL SPECIFICATIONS:
A. 6061-T6 ALUMINUM - MIL-T-7081, WW-T-700/6
B. ANNEALED CRES - MIL-T-8504, MIL-T-8606, MIL-T-8808
C. 1/8 HARD CRES - MIL-T-6845 D 21-6-9 CRES - BMS 7-185
E. TI-3AL-2.5V - BMS 7-234
TORQUE VALUES ARE APPLICABLE TO STANDARD MS FLARELESS TUBE ENDS (BACS13AP SLEEVES) ON MIL-T-6845 (304-1/8 HARD) TUBING WITH A MINIMUM WALL THICKNESS AS GIVEN BELOW:
SIZE -4 -5 -6 -8 -10 -12
THICKNESS WALL 0.020 0.020 0.028 0.035 0.049 0.049
TORQUE EXCEPTION FOR SPECIAL THIN WALL MIL-T-6845 (304-1/8h) TUBING IS AS FOLLOWS:
SIZE -8 -10 -12
THICKNESS WALL 0.028 0.035 0.042
(POUND-INCHES) TORQUE 375 575 725
TORQUE VALUES ARE APPLICABLE TO STANDARD MS FLARELESS TUBE ENDS (BACS13AP SLEEVES) ON 6061-T6 ALUMINUM AND ANNEALED CRES TUBING WITH A MINIMUM WALL THICKNESS AS GIVEN BELOW:
SIZE -3 -4 -5 -6 -8 -10 -12 -16
THICKNESS WALL 0.028 0.028 0.028 0.028 0.028 0.028 0.028 0.035
TORQUE EXCEPTION FOR SPECIAL THIN WALL ANNEALED CRES TUBING IS AS FOLLOWS:
SIZE -6 -10 -12
THICKNESS WALL 0.020 0.020 0.020
(POUND-INCHES) TORQUE 160 250 325
Installation Torque for Flareless Fittings
Figure 403 (Sheet 2)
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RESISTANCE BETWEEN BULKHEAD FITTINGS AND HYDRAULIC TUBE
TUBE SIZE MAXIMUM RESISTANCE (MILLIOHM)
ALUMINUM TITANIUM
PERMASWAGE WELD-ON
-04 ____ 6 12
-06 0.70 4 8
-08 ____ 2.5 5
-10 0.41 1.5 3
Resistance Between Bulkhead Fittings and Hydraulic Tubing
Figure 404
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RESISTANCE ACROSS UNION/TEE FITTINGS (TUBE-TO-TUBE)
TUBE SIZE MAXIMUM RESISTANCE (MILLIOHM)
ALUMINUM TITANIUM
-04 ____ 12
-06 1.30 8
-08 ____ 5
-10 0.75 3
Resistance Across Union/Tee Fittings (Tube-To-Tube)
Figure 405
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