5305-00-186-2504, SETSCREW

National Stock Number:
5305-00-186-2504

Federal Supply Class:
5305

National Item Identification Number:
001862504

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:

MS51053-432

96906

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

Techincal Specification:

FASTENER LENGTH	0.500 INCHES NOMINAL
FEATURES PROVIDED	CASEHARDENED
HARDNESS RATING	45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE	HEADLESS (SETSCREW)
INTERNAL DRIVE STYLE	FOUR SPLINE
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
NOMINAL THREAD DIAMETER	0.138 INCHES
POINT STYLE	OVAL
SPLINE MAJOR DIAMETER	0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM
SPLINE MINOR DIAMETER	0.055 INCHES MINIMUM AND 0.056 INCHES MAXIMUM
SPLINE WIDTH	0.022 INCHES MINIMUM AND 0.023 INCHES MAXIMUM
TEST DATA DOCUMENT	96906-MS51053 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.500 INCHES MAXIMUM
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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