Ingersoll-Rand 7120 User Manual
Page 58
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55
7/120 (P425AWIR), 9/110 (XP375AWIR), 10/105 (HP375AWIR), 14/85 (VHP300AWIR),
7/170 (P600WIR), 10/125 (HP450WIR), 14/115 (VHP400WIR)
TABLE 1
INCH FASTENERS
NOMINAL DESIGN TORQUE
8AE J249
GRADE 5
(HEAD MARKING)
8AE J249
GRADE 8
(HEAD MARKING)
TYPICAL RECTANGULAR TORQUE
PATTERN
CAPSCREW
OR NUT
THREAD
SIZE AND
PITCH
TYPICAL SQUARE TORQUE
PATTERN
(Nm.)
(FT–LBF)
(Nm.)
(FT–LBF)
1/4 – 20
11
8
16
12
5/16 – 18
24
17
33
25
3/8 – 16
42
31
59
44
7/16 – 14
67
49
95
70
1/2 – 13
102
75
144
106
9/16 – 12
148
109
208
154
5/8 – 11
203
150
287
212
TYPICAL CIRCULAR TORQUE
3/4 – 10
361
266
509
376
TYPICAL CIRCULAR TORQUE
PATTERN
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