5305-01-488-6978 SETSCREW Index 5340-01-488-6980 BRACKET,MOUNTING

National Stock Number:
5305-01-488-6979

Federal Supply Class:
5305

National Item Identification Number:
014886979

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:
522C68233690099NORTHROP GRUMMAN SYSTEMS CORPORATION
6510E71FN7190099NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
FASTENER LENGTH3.500 INCHES NOMINAL
HEAD HEIGHT0.726 INCHES MINIMUM AND 0.774 INCHES MAXIMUM
HEAD STYLESQUARE
INTERNAL DRIVE STYLEW/O INTERNAL DRIVE
MATERIAL DOCUMENT AND CLASSIFICATIONFF-S-210 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
NOMINAL THREAD DIAMETER1.000 INCHES
POINT LENGTH0.250 INCHES NOMINAL
POINT STYLEHALF DOG
POINT CHAMFER ANGLE35.0 DEGREES MINIMUM AND 40.0 DEGREES MAXIMUM
POINT DIAMETER0.734 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
WIDTH BETWEEN FLATS1.000 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD QUANTITY PER INCH8
THREAD SERIES DESIGNATORUNC


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