5305-01-123-0900, SCREW ASSEMBLY,PANEL

National Stock Number:
5305-01-123-0900

Federal Supply Class:
5305

National Item Identification Number:
011230900

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:

720217-51	05869	RAYTHEON COMPANY
720217-51	58998	FASTENER INNOVATION TECHNOLOGY, INC.
FRB7500-12-D-5	0HDW7	HUCK INTERNATIONAL, INC.
FRB7500-12-D-5	17446	HUCK INTERNATIONAL, INC
FCS9001S-4-5-4	58998	FASTENER INNOVATION TECHNOLOGY, INC.
FRB7500-12-D-5	97928	HUCK INTL INC
FT1100-12-4-5	58794	FASTENER TECHNOLOGY CORP
FRB7500-12-D-5	D9182	ZF INDUSTRIEANTRIEBE WITTEN GMBH

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.250 INCHES
THREAD QUANTITY PER INCH	28
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.570 INCHES NOMINAL
FASTENER LENGTH	1.230 INCHES MINIMUM AND
	1.270 INCHES MAXIMUM
MATERIAL	STEEL COMP 302 SECONDARY WASHER
	STEEL COMP 302 PRIMARY WASHER
	STEEL COMP 302 SPRING
	ALUMINUM ALLOY 6061 STAND-OFF
	STEEL COMP 303 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
	QQ-A-225/8,T4 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF
	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
SURFACE TREATMENT	PASSIVATE SECONDARY WASHER
	PASSIVATE PRIMARY WASHER
	PASSIVATE SPRING
	ANODIZE STAND-OFF
	PASSIVATE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 TY 2 FED SPEC SINGLE TREATMENT RESPONSE SECONDARY WASHER
	QQ-P-35 TY 2 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER
	QQ-P-35 TY 2 FED SPEC SINGLE TREATMENT RESPONSE SPRING
	MIL-A-8625 TY 1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF
	QQ-P-35 TY 2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
HEAD STYLE	KNURLED NO. 4
HEAD DIAMETER	0.531 INCHES NOMINAL
HEAD HEIGHT	0.530 INCHES NOMINAL
MATERIAL ACCOMMODATED THICKNESS	0.156 INCHES MINIMUM AND
	0.217 INCHES MAXIMUM

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