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 294 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
LOW
SAE
74,000
CARBON
6
12
20
32
47
69
0-1-2
PSI
STEEL
(8)
(16)
(27)
(44)
(64)
(94)
MEDIUM
SAE 3
100,000
CARBON
9
17
30
47
69
103
PSI
STEEL
(12)
(23)
(41)
(64)
(94)
(140)
MEDIUM
CARBON
SAE 5
120,000
HEAT
10
19
33
54
78
114
PSI
TREAT
(14)
(26)
(45)
(73)
(106)
(155)
STEEL
MEDIUM
CARBON
SAE 6
133,000
STEEL
12
24
43
69
106
150
PSI
QUENCHED
(16)
(33)
(58)
(94)
(144)
(203)
TEMPERED
MEDIUM
SAE 7
133,000
CARBON
13
25
44
71
110
154
PSI
ALLOY
(18)
(34)
(60)
(96)
(141)
(209)
STEEL
MEDIUM
SAE 8
150,000
CARBON
14
29
47
78
119
169
PSI
ALLOY
(19)
(39)
(64)
(106)
(161)
(229)
STEEL
HIGH
SOCKET
CARBON
HEAD
160,000
CASE
16
33
54
84
125
180
CAP
PSI
HARDENED
(22)
(45)
(73)
(114)
(170)
(244)
SCREW
STEEL
HIGH
SOCKET
CARBON
SET
212,000
CASE
9
16
30
70
140
18
29
43
63
SCREW
PSI
HARDENED
(1.0)
(1.8)
(3.4)
(7.9)
(15.8)
(2.0
)
(3.3)
(4.9)
(7.1)
STEEL
I-2
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