5305-01-390-0554, SCREW ASSEMBLY,PANEL

5305-01-390-0553 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5305-01-390-0554

Federal Supply Class:
5305

National Item Identification Number:
013900554

Description:
SCREW ASSEMBLY,PANEL

Detail:
A HEADED, THREADED FASTENING DEVICE OVER WHICH MAY BE ASSEMBLED; (1) A STAND-OFF; (2) A FLANGED BUSHING WITH WASHER(S) AND/OR A SHOULDERED BUSHING WITHOUT A FLANGE, OR IT MAY HAVE AN INTERNALLY THREADED SLEEVE THAT IS AN INTEGRAL PART OF THE SCREW; A WASHER AND AN EXTERNALLY THREAD SELF-LOCKING BUSHING THAT IS DRIVEN BY AN INSERTED DRIVER. ATTACHED TO PANEL BY THREADED BUSHING OR BY FLARING END OF STAND-OFF, OR BUSHING. USED IN CONJUNCTION WITH A SPEED NUT, NUT PLATE, OR DRIVEN INTO A THREADED HOLE IN THE ITEM THAT THE PANEL IS FASTENED TO. MAY BE SPRING LOADED.

Manufacturer Information:

6510022-4	53711	NAVAL SEA SYSTEMS COMMAND
FRS7500HS-10-B-2	0HDW7	HUCK INTERNATIONAL, INC.
FT1754-89	58794	FASTENER TECHNOLOGY CORP
FRS7500HS-10-B-2	97928	HUCK INTL INC

Techincal Specification:

THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD DIAMETER	0.190 INCHES
THREAD QUANTITY PER INCH	32
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
FASTENER LENGTH	1.012 INCHES MINIMUM AND
	1.052 INCHES MAXIMUM
MATERIAL	STEEL COMP 301 SECONDARY WASHER
	STEEL COMP 301 PRIMARY WASHER
	STEEL COMP 302 SPRING
	STEEL CORROSION RESISTING STAND-OFF
	STEEL CORROSION RESISTING FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE SECONDARY WASHER
	MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE PRIMARY WASHER
	QQ-W-423, COND B FED SPEC SINGLE MATERIAL RESPONSE SPRING
	MIL-S-23195, C00 SERIES MIL SPEC ALL MATERIAL RESPONSES STAND-OFF
	ASTM A593, 300 SERIES ASSN STD ALL MATERIAL RESPONSES FASTENER
SURFACE TREATMENT	PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE	KNURLED NO. 5
HEAD DIAMETER	0.451 INCHES NOMINAL
HEAD HEIGHT	0.590 INCHES NOMINAL
INTERNAL DRIVE STYLE	HEXAGON
WIDTH ACROSS FLATS	0.156 INCHES NOMINAL
MATERIAL ACCOMMODATED THICKNESS	0.063 INCHES MINIMUM AND
	0.125 INCHES MAXIMUM

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