5305-01-298-6288, SETSCREW

National Stock Number:
5305-01-298-6288

Federal Supply Class:
5305

National Item Identification Number:
012986288

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:

MS18065-25

96906

MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

FASTENER LENGTH	0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
HARDNESS RATING	33.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE	HEADLESS (SETSCREW)
INTERNAL DRIVE STYLE	HEXAGON
LOCKING FEATURE	PATCH OR PELLET OR STRIP THREADS
MATERIAL	STEEL OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND 1 STYLE
POINT STYLE	FLAT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.335 INCHES MINIMUM AND 0.355 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	32
WIDTH ACROSS FLATS	0.094 INCHES MINIMUM AND 0.095 INCHES MAXIMUM

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