TM-10-4930-247-13-P
HEMTT TANKER AIRCRAFT REFUELING SYSTEM MODEL HTARS100
TECHNICAL MANUAL; OPERATOR’S, UNIT AND DIRECT SUPPORT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST
FEBRUARY 1994
TM-10-4930-247-13-P - Page 296 of 309
TM 10-4930-247-13&P
APPENDIX I
TORQUE LIMITS - cont.
MINIMUM
TENSILE
BODY SIZE OR OUTSIDE DIAMETER OF FASTENER
TYPE
STRENGTH
MATERIAL
#2
#3
#4
#5
#6
#8
#10
1/4
1/10
1/8
1/16
1/2
5/16
MACHINE
COPPER
SCREW
60,000
(CU) 63%
2
3.3
4.4
6.4
8
16
20
65
110
17
27
37
49
YELLOW
PSI
ZINC
(.2)
(.3)
(.5)
(.7)
(.9)
(1.8) (2.3)
(7.3) (12.4)
(23)
(37)
(50)
(66)
BRASS
(ZN) 37%
COPPER
SILOCONE
70,000
(CU) 96%
2.3
3.7
4.9
7.2
10
19
22
70
125
20
30
41
53
BRONZE
PSI
ZINC
(.2)
(.3)
(.5)
(.8) (1.1) (2.1) (2.5)
(7.9) (14.1)
(27)
(41)
(56)
(72)
(ZN) 2%
SILICON
(SI) 2%
BODY SIZE OR OUTSIDE DIAMETER OF FASTENER
TYPE
3/8
3/4
7/8
1
1 1/8
1 1/4
1 3/8
1 1/2
1 5/8
1 3/4
1 7/8
2
2 1/4
2 1/2
2 3/4
3
MACHINE
SCREW
78
104
160
215
325
400
595
YELLOW
(106)
(141)
(217)
(292)
(441)
(542)
(807)
BRASS
SILOCONE
88
117
180
250
365
450
655
BRONZE
(119)
(159)
(244)
(339)
(495)
(610)
(888)
TYPE "B"
LEGEND
1.
TORQUE VALUES: All numbers are in foot-
pounds except those that are underlined, which
are inch-pounds.
2.
Numbers in parentheses are Newton-Meters.
I-4
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