5305-01-177-0879, SCREW ASSEMBLY,PANEL

National Stock Number:
5305-01-177-0879

Federal Supply Class:
5305

National Item Identification Number:
011770879

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:

11448911-2	18876	U S ARMY AVIATION AND MISSILE COMMAND
CA3051-8P	29372	HOWMET GLOBAL FASTENING SYSTEMS INC.
CA3051-8P	D0680	FAIRCHILD FASTENERS EUROPE CAMLOC GMBH

Techincal Specification:

FASTENER LENGTH	0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM
HEAD DIAMETER	0.390 INCHES MINIMUM AND 0.420 INCHES MAXIMUM
HEAD STYLE	FILLISTER
INTERNAL DRIVE STYLE	CROSS RECESS TYPE II
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5640 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A582 ASSN STD 2ND MATERIAL RESPONSE FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-W-423 FED SPEC ALL MATERIAL RESPONSES SPRING
MATERIAL	STEEL COMP 303 OR STEEL COMP 305 FASTENER
MATERIAL	STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 347 SPRING
NOMINAL THREAD DIAMETER	0.250 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD DIRECTION	RIGHT-HAND
THREAD CLASS	3A
THREAD LENGTH	0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	28

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