5305-01-293-9550, SCREW ASSEMBLY,PANEL

National Stock Number:
5305-01-293-9550

Federal Supply Class:
5305

National Item Identification Number:
012939550

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:

60514131-1	34860	NORTHROP GRUMMAN SYSTEMS CORPORATION
77025-1	09691	L3HARRIS MAS INC
WTFFS093	10400	AIRBORN INTERCONNECT, LLC

Techincal Specification:

FASTENER LENGTH	0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
HEAD DIAMETER	0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM
HEAD STYLE	PAN
INTERNAL DRIVE STYLE	SLOT
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE SECONDARY WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-B-750 FED SPEC SINGLE MATERIAL RESPONSE PRIMARY WASHER
MATERIAL	COPPER ALLOY 510 OR COPPER ALLOY 524 OR COPPER ALLOY 544 PRIMARY WASHER
MATERIAL	COPPER ALLOY 260 STAND-OFF
MATERIAL	STEEL COMP 303 FASTENER
MATERIAL	STEEL COMP 303 SECONDARY WASHER
NOMINAL THREAD DIAMETER	0.112 INCHES
SPECIAL FEATURES	FLAT WASHER 0.215 OD X 0.120 ID X 0.009 IN. MIM,0.012 IN MAX THK; BUSHING 0.137 IN MIN,0.143 IN MAX.DIA; IN 0.172 IN.DIA HOLE; SPLIT LOCKWASHER 0.212 OD X 0.115 ID X 0.017 IN MIN,0.033 IN MAX THK;
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-N-290 FED SPEC SINGLE TREATMENT RESPONSE STAND-OFF
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-N-290 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER
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 SECONDARY WASHER
SURFACE TREATMENT	PASSIVATE FASTENER
SURFACE TREATMENT	PASSIVATE SECONDARY WASHER
SURFACE TREATMENT	NICKEL PRIMARY WASHER
SURFACE TREATMENT	NICKEL STAND-OFF
THREAD DIRECTION	RIGHT-HAND
THREAD CLASS	2A
THREAD LENGTH	0.420 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNC
THREAD QUANTITY PER INCH	40

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