5305-00-003-7137 SCREW,EXTERNALLY RELIEVED BODY Index 5342-00-003-7141 BUMPER

National Stock Number:
5305-00-003-7138

Federal Supply Class:
5305

National Item Identification Number:
000037138

Description:
SETSCREW

Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.


Manufacturer Information:
910009-2506481NORTHROP GRUMMAN SYSTEMS CORPORATION
WC1152-2570318ALLMETAL SCREW PRODUCTS CORP


Techincal Specification:
FASTENER LENGTH0.250 INCHES NOMINAL
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 303 OR STEEL COMP 303SE OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES
POINT STYLEHALF DOG
WIDTH ACROSS FLATS0.050 INCHES MINIMUM AND 0.051 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE THREADS
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.220 INCHES MAXIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNC


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