5305-01-122-7688, SCREW ASSEMBLY,PANEL

4540-01-122-7689 HEATING ELEMENT,ELECTRICAL,NONIM

National Stock Number:
5305-01-122-7688

Federal Supply Class:
5305

National Item Identification Number:
011227688

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:

10115097	A486G	NIMIKKEISTOKESKUS NCB FINLAND
M86K0002-1	12464	MCDONNELL DOUGLAS CORP MCDONNELL DOUGLAS ELECTRONIC SYSTEMS CO
M86K0002-1	19133	MCDONNELL DOUGLAS CORP MCDONNELL DOUGLAS AEROSPACE OPNS WEST
M86K0002-1	76301	THE BOEING COMPANY

Techincal Specification:

CHAMFER ANGLE	30.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM
FASTENER LENGTH	0.500 INCHES NOMINAL
HEAD DIAMETER	0.176 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
HEAD HEIGHT	0.108 INCHES MINIMUM AND 0.112 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
MATERIAL DOCUMENT AND CLASSIFICATION	FED-STD-66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
MINIMUM TENSILE STRENGTH	480 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.112 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-13924,CL 4 MIL SPEC SINGLE TREATMENT RESPONSE HEAD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-C-13924,CL 4 MIL SPEC SINGLE TREATMENT RESPONSE THREADS
SURFACE TREATMENT	OXIDE HEAD
SURFACE TREATMENT	OXIDE THREADS
THREAD LENGTH	0.187 INCHES NOMINAL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD QUANTITY PER INCH	40
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)

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