5305-01-167-1085, SETSCREW

National Stock Number:
5305-01-167-1085

Federal Supply Class:
5305

National Item Identification Number:
011671085

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:

70750-22156-102

78286

SIKORSKY AIRCRAFT CORPORATION

Techincal Specification:

FASTENER LENGTH	0.875 INCHES NOMINAL
HEAD STYLE	HEADLESS (SETSCREW)
INTERNAL DRIVE STYLE	HEXAGON
LOCKING FEATURE	PATCH OR PELLET OR STRIP THREADS
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 630 OVERALL
NOMINAL THREAD DIAMETER	0.375 INCHES
POINT DIAMETER	0.295 INCHES MINIMUM AND 0.297 INCHES MAXIMUM
POINT LENGTH	0.250 INCHES NOMINAL
POINT STYLE	FLAT
POINT CHAMFER ANGLE	110.0 DEGREES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	SS8435 FSCM 78286 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD QUANTITY PER INCH	24
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)
WIDTH ACROSS FLATS	0.1875 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM

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