5305-01-256-5180 SETSCREW Index 5305-01-256-5182 SETSCREW

National Stock Number:
5305-01-256-5181

Federal Supply Class:
5305

National Item Identification Number:
012565181

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:
120-151-9-897499BELL TEXTRON INC
120-152-4-897499BELL TEXTRON INC


Techincal Specification:
FASTENER LENGTH0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM
HEAD STYLEHEADLESS (SETSCREW)
INTERNAL DRIVE STYLESLOT
MATERIALPLASTIC POLYAMIDE NYLON OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
POINT STYLEFLAT
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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