Torque Requirements for Fasteners
PELLERIN MILNOR CORPORATION
BIUUUM04 (Published) Book specs- Dates: 20180109 / 20180109 / 20180109 Lang: ENG01 Applic: UUU
Torque Requirements for Fasteners
This document uses Simplified Technical English. Learn more at http://www.asd
-ste100.org.
The document about the assembly gives the torque requirements for other fasteners. If fastener
torque specifications or threadlocker requirements in an assembly document are different
from this document, use the assembly document.
Figure 1: The Bolts in Milnor
®
Equipment
The Marks on Bolt Heads Legend
A. SAE Grades 1 and 2, ASTM A307, and stainless steel
B. Grade BC, ASTM A354
C. SAE Grade 5, ASTM A449
D. SAE Grade 8 and ASTM A354 BD
These tables give the standard dimension, grade, threadlocker, and torque requirements for
fasteners frequently used on Milnor
®
equipment.
Note 1: Data from the Pellerin Milnor
®
Corporation “Bolt Torque Specification”
(bolt_torque_milnor.xls/2002096).
Fasteners Made of Carbon Steel
Table 1: Torque Values for Standard Fasteners with Maximum 5/16-inch Diameters and No Lubricant
Dimension
The Grade of the Bolt
Pound-Inches
N-m
Pound-Inches
N-m
Pound-Inches
N-m
Pound-Inches
N-m
1/4 x 28
76
9
116
13
163
18
--
--
5/16 x 18
136
15
209
24
295
33
258
29
5/16 x 24
150
17
232
26
325
37
--
--
49