5305-00-058-5026, SETSCREW

National Stock Number:
5305-00-058-5026

Federal Supply Class:
5305

National Item Identification Number:
000585026

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:

MS51955-98

96906

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

Techincal Specification:

FASTENER LENGTH	4.406 INCHES MINIMUM AND 4.500 INCHES MAXIMUM
HARDNESS RATING	30.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.452 INCHES MINIMUM AND 0.485 INCHES MAXIMUM
HEAD STYLE	SQUARE
INTERNAL DRIVE STYLE	W/O INTERNAL DRIVE
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER	0.625 INCHES
POINT STYLE	CUP
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TYPE 2 CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD QUANTITY PER INCH	11
THREAD LENGTH	4.500 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
WIDTH BETWEEN FLATS	0.606 INCHES MINIMUM AND 0.625 INCHES MAXIMUM

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