5305-01-256-0414, SCREW ASSEMBLY,PANEL

5310-01-256-0415 NUT,SELF-LOCKING,HEXAGON

National Stock Number:
5305-01-256-0414

Federal Supply Class:
5305

National Item Identification Number:
012560414

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:

482148-58	3B150	RAYTHEON COMPANY
482148-58	49956	RAYTHEON COMPANY
FRBWW27500-8-B-4	17446	HUCK INTERNATIONAL, INC
FRBWW7500-8-B-4	49956	RAYTHEON COMPANY
FRBWW7500-8-B-4	97928	HUCK INTL INC
FRBWW27500-8-B-4	97928	HUCK INTL INC
FT1200-8-2-4	58794	FASTENER TECHNOLOGY CORP

Techincal Specification:

FASTENER LENGTH	0.567 INCHES MINIMUM AND 0.577 INCHES MAXIMUM
HEAD DIAMETER	0.420 INCHES NOMINAL
HEAD HEIGHT	0.495 INCHES NOMINAL
HEAD STYLE	KNURLED NO. 1
INTERNAL DRIVE STYLE	SLOT
MATERIAL ACCOMMODATED THICKNESS	0.032 INCHES MINIMUM AND 0.093 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD SINGLE MATERIAL RESPONSE SECONDARY WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A493 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A580 ASSN STD SINGLE MATERIAL RESPONSE SPRING
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE PRIMARY WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE HEAD
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF
MATERIAL	ALUMINUM ALLOY 6061 HEAD
MATERIAL	ALUMINUM ALLOY 6061 STAND-OFF
MATERIAL	STEEL COMP 1050 SECONDARY WASHER
MATERIAL	STEEL COMP 301 PRIMARY WASHER
MATERIAL	STEEL COMP 302 SPRING
MATERIAL	STEEL COMP 303 FASTENER
NOMINAL THREAD DIAMETER	0.164 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625 TY 1 CL 1 MIL SPEC SINGLE TREATMENT RESPONSE HEAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625 TY 1 CL 1 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING
SURFACE TREATMENT	ANODIZE HEAD
SURFACE TREATMENT	ANODIZE STAND-OFF
SURFACE TREATMENT	PASSIVATE OVERALL
SURFACE TREATMENT	PASSIVATE PRIMARY WASHER
SURFACE TREATMENT	PASSIVATE SPRING
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	32

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