1290-01-046-8320 POST,AIMING Index 3120-01-046-8326 BUSHING,SLEEVE

National Stock Number:
5305-01-046-8323

Federal Supply Class:
5305

National Item Identification Number:
010468323

Description:
SCREW,EXTERNALLY RELIEVED BODY

Detail:
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.


Manufacturer Information:
1055618319200US ARMY ARDEC RDECOM


Techincal Specification:
FASTENER LENGTH0.445 INCHES NOMINAL
HEAD DIAMETER0.175 INCHES MINIMUM AND 0.180 INCHES MAXIMUM
HEAD HEIGHT0.080 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
THREAD LENGTH0.133 INCHES NOMINAL
THREAD CLASS2A


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