5305-01-382-7539, SCREW ASSEMBLY,PANEL

5340-01-382-7540 CAP,PROTECTIVE,DUST AND MOISTURE

National Stock Number:
5305-01-382-7539

Federal Supply Class:
5305

National Item Identification Number:
013827539

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:

841581-105	06481	NORTHROP GRUMMAN SYSTEMS CORPORATION
841581-105	13973	LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION
841581-105	58794	FASTENER TECHNOLOGY CORP
FT1046-105	58794	FASTENER TECHNOLOGY CORP
FT1046-105A	58794	FASTENER TECHNOLOGY CORP
DSC7900-12-D-5.5	97928	HUCK INTL INC

Techincal Specification:

FASTENER LENGTH	1.168 INCHES MINIMUM AND 1.198 INCHES MAXIMUM
HEAD DIAMETER	0.467 INCHES MINIMUM AND 0.497 INCHES MAXIMUM
HEAD HEIGHT	0.145 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
HEAD STYLE	KNURLED NO. 2
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
MATERIAL ACCOMMODATED THICKNESS	0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5688 ASSN STD SINGLE MATERIAL RESPONSE SPRING
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A493 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A493 ASSN STD SINGLE MATERIAL RESPONSE PRIMARY WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE SECONDARY WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-753 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF
MATERIAL	STEEL COMP 301 SECONDARY WASHER
MATERIAL	STEEL COMP 304 STAND-OFF
MATERIAL	STEEL COMP 302 FASTENER
MATERIAL	STEEL COMP 302 PRIMARY WASHER
MATERIAL	STEEL COMP 302 SPRING
NOMINAL THREAD DIAMETER	0.250 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE SECONDARY WASHER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING
SURFACE TREATMENT	OXIDE FASTENER
SURFACE TREATMENT	OXIDE PRIMARY WASHER
SURFACE TREATMENT	OXIDE SECONDARY WASHER
SURFACE TREATMENT	OXIDE STAND-OFF
SURFACE TREATMENT	PASSIVATE SPRING
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.267 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF

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