National Item Identification Number
00-143-3291
National Stock Number
Item Name
SCREW,EXTERNALLY RELIEVED BODY
Federal Supply Class
5305
Description
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.
Commercial and Government Entity Code (Supplier Data)
0HDW7
ALCOA GLOBAL FASTENING SYSTEMS
DBA ALCOA FASTENING SYSTEMS DIV HUCK
3724 E COLUMBIA ST
TUCSON
AZ
85714
805-991-1270
17446
C4293
04729
UNICORP
291 CLEVELAND ST
ORANGE
NJ
07050
973-674-1700
5N116
QUALITY SOCKET SCREW CORPORATION
DBA SOCKET SCREW PRODUCTS SPECIAL
2790 WORTH AVE
ENGLEWOOD
FL
34224
941-475-9585
97942
Reference Numbers (Part Numbers)
D791515-32
D791515-32
D791515-32
P81-1032-2
P81-1032-2
577R005H32
577R005H
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNF
0.190 INCHES
32
3A
RIGHT-HAND
0.235 INCHES MINIMUM AND
0.240 INCHES MA