SECTION 00 : GENERAL INFORMATION
PA1621 Maintenance Manual All Series | January 2017
13
TYPE
DESCRIPTION
THREAD
GRADE
RECOMMENDED
TORQUE
Tolerance: ±10%
SAE 5/8-18 unf 8 200 lb-ft (271 Nm)
SAE 3/4-10 unc 5 228 lb-ft (309 Nm)
SAE 3/4-10 unc 8 321 lb-ft (435 Nm)
SAE 3/4-16 unf 5 245 lb-ft (332 Nm)
SAE 3/4-16 unf 8 346 lb-ft (469 Nm)
SAE 7/8-9 unc 5 368 lb-ft (499 Nm)
SAE 7/8-9 unc 8 519 lb-ft (704 Nm)
SAE 7/8-14 unf 5 392 lb-ft (531 Nm)
SAE 7/8-14 unf 8 554 lb-ft (751 Nm)
SAE A2-70 (NSS-SS)
DESCRIPTION
COARSE THREAD
RECOMMENDED TIGHTENING (LB-FT)
Tolerance: ±10%
DRY
8-32
10-32
1/4-20
5/16-18
21
34
77
152
DESCRIPTION
COARSE THREAD
RECOMMENDED TIGHTENING (LB-FT)
Tolerance: ±10%
DRY
3/8-16
7/16-14
1/2-13
22
34
53
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