5305-01-052-1779, SETSCREW

National Stock Number:
5305-01-052-1779

Federal Supply Class:
5305

National Item Identification Number:
010521779

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:

785-005-001

57057

NAVCOM DEFENSE ELECTRONICS, INC.

Techincal Specification:

FASTENER LENGTH	0.059 INCHES MINIMUM AND 0.061 INCHES MAXIMUM
HARDNESS RATING	34.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.250 INCHES NOMINAL
HEAD DIAMETER	0.435 INCHES NOMINAL
HEAD STYLE	KNURLED NO. 1
INTERNAL DRIVE STYLE	FOUR SPLINE
MATERIAL	STEEL OVERALL
NOMINAL THREAD DIAMETER	0.060 INCHES
PART NAME ASSIGNED BY CONTROLLING AGENCY	NAVY SPECIAL PROJECT
POINT STYLE	CUP
SPLINE MAJOR DIAMETER	0.034 INCHES MINIMUM AND 0.035 INCHES MAXIMUM
SPLINE MINOR DIAMETER	0.0255 INCHES MINIMUM AND 0.0265 INCHES MAXIMUM
SPLINE WIDTH	0.0115 INCHES MINIMUM AND 0.0120 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.059 INCHES MINIMUM AND 0.061 INCHES MAXIMUM
THREAD CLASS	3A
THREAD QUANTITY PER INCH	80
THREAD SERIES DESIGNATOR	UNF

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