5305-01-177-9740, SCREW ASSEMBLY,PANEL

National Stock Number:
5305-01-177-9740

Federal Supply Class:
5305

National Item Identification Number:
011779740

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:

13084304	04939	LOCKHEED MARTIN CORPORATION
13084304	58260	PROGRAM MANAGER ADVANCED ATTACK HELICOPTER BARCOM AMCPM-AAH
CA28070-13HS	29372	HOWMET GLOBAL FASTENING SYSTEMS INC.

Techincal Specification:

HEAD DIAMETER	0.295 INCHES MINIMUM AND 0.325 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL	IRON ALLOY 660 FASTENER
MATERIAL	IRON ALLOY 660 SPRING
MATERIAL	IRON ALLOY 660 STAND-OFF
MATERIAL	IRON ALLOY 660 PRIMARY WASHER
MATERIAL	IRON ALLOY 660 SECONDARY WASHER
NOMINAL THREAD DIAMETER	0.190 INCHES
WIDTH ACROSS FLATS	0.156 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SECONDARY WASHER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE STAND-OFF
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING
SURFACE TREATMENT	PASSIVATE FASTENER
SURFACE TREATMENT	PASSIVATE PRIMARY WASHER
SURFACE TREATMENT	PASSIVATE SECONDARY WASHER
SURFACE TREATMENT	PASSIVATE SPRING
SURFACE TREATMENT	PASSIVATE STAND-OFF
THREAD DIRECTION	RIGHT-HAND
THREAD CLASS	3A
THREAD LENGTH	0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	32

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