5305-01-254-4190, SCREW ASSEMBLY,PANEL

4320-01-254-4191 SEAL ASSEMBLY,SHAFT,SPRING LOADE

National Stock Number:
5305-01-254-4190

Federal Supply Class:
5305

National Item Identification Number:
012544190

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:

10113597	A486G	NIMIKKEISTOKESKUS NCB FINLAND
CS3038HS-04-1-1	58998	FASTENER INNOVATION TECHNOLOGY, INC.
HLDB7900-4-A-1	0HDW7	HUCK INTERNATIONAL, INC.
FT1274-001	58794	FASTENER TECHNOLOGY CORP
FT1274-1	58794	FASTENER TECHNOLOGY CORP
H910057-001C	82577	RAYTHEON COMPANY
HLDB7900-4-A-1	17446	HUCK INTERNATIONAL, INC
HLDB7900-4-A-1	97928	HUCK INTL INC

Techincal Specification:

FASTENER LENGTH	0.270 INCHES MINIMUM AND 0.300 INCHES MAXIMUM
HEAD DIAMETER	0.204 INCHES MINIMUM AND 0.234 INCHES MAXIMUM
HEAD HEIGHT	0.095 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL ACCOMMODATED THICKNESS	0.031 INCHES MINIMUM AND 0.062 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5732 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF
MATERIAL	IRON ALLOY 660 FASTENER
MATERIAL	STEEL COMP 304 STAND-OFF
MINIMUM TENSILE STRENGTH	160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.112 INCHES
WIDTH ACROSS FLATS	0.094 INCHES MINIMUM AND 0.095 INCHES MAXIMUM
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 STAND-OFF
SURFACE TREATMENT	PASSIVATE FASTENER
SURFACE TREATMENT	PASSIVATE STAND-OFF
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.125 INCHES MINIMUM AND 0.155 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	40

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