5305-01-090-6340, SCREW ASSEMBLY,PANEL

National Stock Number:
5305-01-090-6340

Federal Supply Class:
5305

National Item Identification Number:
010906340

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:

334634P01	33654	HOWDEN FLUID SYSTEMS
334634P01	58163	MEGGITT (NORTH HOLLYWOOD), INC.
CA2104-2HS	29372	HOWMET GLOBAL FASTENING SYSTEMS INC.
BACF34L4B-2HS	81205	THE BOEING COMPANY
CA2104-2HS	D0680	FAIRCHILD FASTENERS EUROPE - CAMLOC GMBH

Techincal Specification:

COUNTERSINK ANGLE	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH	0.727 INCHES MINIMUM AND 0.747 INCHES MAXIMUM
HEAD DIAMETER	0.394 INCHES MINIMUM AND 0.404 INCHES MAXIMUM
HEAD STYLE	FLAT COUNTERSUNK
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 4140 OR STEEL COMP 8740 OVERALL
MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.250 INCHES
SPECIAL FEATURES	THREE 0.040 IN.WIDE BY 0.029 IN. DEEP SPLINES IN SHANK AND 120 DEGREES APART,THREAD TO BE DOUBLE LEAD
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.437 INCHES MINIMUM AND 0.597 INCHES MAXIMUM

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