5305-01-362-6170, SCREW ASSEMBLY,PANEL

5310-01-362-6171 NUT,SELF-LOCKING,HEXAGON

National Stock Number:
5305-01-362-6170

Federal Supply Class:
5305

National Item Identification Number:
013626170

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:

999593	61742	NORTHROP GRUMMAN SYSTEMS CORPORATION
999593	94222	SOUTHCO INC
DP7950-6-B-8	0HDW7	HUCK INTERNATIONAL, INC.
DP-7950-6-B-8	17446	HUCK INTERNATIONAL, INC
DP-7950-6-B-8	97928	HUCK INTL INC

Techincal Specification:

FASTENER LENGTH	0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM
HEAD DIAMETER	0.270 INCHES NOMINAL
HEAD HEIGHT	0.095 INCHES MINIMUM AND 0.145 INCHES MAXIMUM
HEAD STYLE	PAN
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
MATERIAL ACCOMMODATED THICKNESS	0.049 INCHES MINIMUM AND 0.075 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM-A-581 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5636 ASSN STD 2ND MATERIAL RESPONSE FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/9 FED SPEC 1ST MATERIAL RESPONSE OR AMS 4122 ASSN STD 2ND MATERIAL RESPONSE STAND-OFF
MATERIAL	ALUMINUM ALLOY 7075 STAND-OFF
MATERIAL	STEEL OR STEEL COMP 302 FASTENER
NOMINAL THREAD DIAMETER	0.138 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	BMIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE STAND-OFF
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE FASTENER
SURFACE TREATMENT	CHROMATE OR ANODIZE STAND-OFF
SURFACE TREATMENT	PASSIVATE FASTENER
THREAD DIRECTION	RIGHT-HAND
THREAD CLASS	3A
THREAD LENGTH	0.250 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNC
THREAD QUANTITY PER INCH	32

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