National Item Identification Number
01-266-0571
012660571
5305-01-266-0571
5305012660571
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)
D9182
Reference Numbers (Part Numbers)
2236910-P12
2236910P12
Required Categories
THREAD SERIES DESIGNATOR
THREAD QUANTITY PER INCH
FASTENER LENGTH
MATERIAL
M
Required Description
UNC
32
0.734 INCHES MINIMUM AND
0.739 INCHES MAXIMUM
STEEL COMP 304 OVERALL;