5305-01-210-7421, SCREW ASSEMBLY,PANEL

National Stock Number:
5305-01-210-7421

Federal Supply Class:
5305

National Item Identification Number:
012107421

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:

5033474-003	57946	US ARMY COMBAT SURVEILLANCE AND TARGET ACQUISITION LABORATORY
CA28102-08-6P	29372	HOWMET GLOBAL FASTENING SYSTEMS INC.

Techincal Specification:

FASTENER LENGTH	0.984 INCHES MINIMUM AND 1.097 INCHES MAXIMUM
HEAD DIAMETER	0.285 INCHES MINIMUM AND 0.315 INCHES MAXIMUM
HEAD HEIGHT	0.133 INCHES MINIMUM AND 0.156 INCHES MAXIMUM
HEAD STYLE	FILLISTER
INTERNAL DRIVE STYLE	CROSS RECESS TYPE II
MATERIAL ACCOMMODATED THICKNESS	0.097 INCHES MINIMUM AND 0.187 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE SECONDARY WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE SPRING
MATERIAL	STEEL COMP 302 SECONDARY WASHER
MATERIAL	STEEL COMP 302 SPRING
THREAD LENGTH	0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNC
MATERIAL	STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303MA OR STEEL COMP 304 OR STEEL COMP 303SE FASTENER
MATERIAL	STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303MA OR STEEL COMP 304 OR STEEL COMP 303SE PRIMARY WASHER
MATERIAL	STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303MA OR STEEL COMP 304 OR STEEL COMP 303SE STAND-OFF
PROPRIETARY CHARACTERISTICS	PACS
NOMINAL THREAD DIAMETER	0.164 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND

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