National Item Identification Number
00-978-7943
009787943
5305-00-978-7943
5305009787943
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)
06KW9
98230
NATIONAL SECURITY AGENCY
9800 SAVAGE RD
SUITE 6718
FORT GEORGE G MEADE
MD
20755
301-688-6524
95542
94117
BAE SYSTEMS INFORMATION AND
ELECTRONIC SYSTEMS INTEGRATION
65 SPIT BROOK RD
NASHUA
NH
03060
603-885-3232
1YGB8
CAREY MANUFACTURING COMPANY INC
DBA AMATOM ELECTRONIC HARDWARE
5 PASCO HILL RD
CROMWELL
CT
06416
860-828-0847
Reference Numbers (Part Numbers)
P44F734
P44F734
0N017758
290-023-0004
610074P23
6238SS0832
6238SS0832-7
6
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.164 INCHES
32
2A
RIGHT-HAND
0.178 INCHES MINIMUM AND
0.198 INCHES MA