5305-01-497-3975, SETSCREW

National Stock Number:
5305-01-497-3975

Federal Supply Class:
5305

National Item Identification Number:
014973975

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:

NAS1081C4A8N	1E0F1	ROLLS ROYCE CORP
NAS1081C4A8N	63005	ROLLS-ROYCE CORPORATION

Techincal Specification:

FASTENER LENGTH	0.500 INCHES NOMINAL
HEAD STYLE	HEADLESS (SETSCREW)
INTERNAL DRIVE STYLE	HEXAGON
LOCKING FEATURE	PATCH OR STRIP OR SLOTTED THREADS
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5640 TYPE 1 OR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303SE OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
POINT DIAMETER	0.118 INCHES MINIMUM AND 0.132 INCHES MAXIMUM
POINT LENGTH	0.001 INCHES NOMINAL
POINT STYLE	FLAT
POINT CHAMFER ANGLE	116.0 DEGREES MINIMUM AND 120.0 DEGREES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35, TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.500 INCHES NOMINAL
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)
WIDTH ACROSS FLATS	0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM

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