5310-01-131-2947, NUT,SELF-LOCKING,ROUND

National Stock Number:
5310-01-131-2947

Federal Supply Class:
5310

National Item Identification Number:
011312947

Description:
NUT,SELF-LOCKING,ROUND

Detail:
A nut, circular in shape, which may have wrenching facilities such as flats, holes, protusions, slots or splines in or on the periphery or in the face opposite the bearing surface. An integral feature is incorporated for locking on the threads of a mating member. Do not use if a more specific item name applies. Excludes COLLAR, PIN-RIVET, THREADED; INSERT, SCREW THREAD; NUT (1), SLEEVE; NUT(1), PLAIN, CAP; and TURNBUCKLE BODY.

Manufacturer Information:

74B580172-101	76301	THE BOEING COMPANY
LS580172-101	03038	LONG-LOK, LLC

Techincal Specification:

DRIVE POINT DEPTH	2.280 INCHES NOMINAL
DRIVE POINT QUANTITY	12
DRIVE POINT WIDTH	0.350 INCHES NOMINAL
BEARING SURFACE FINISH	63.0 MICROINCHES
COUNTERBORE DIAMETER	2.075 INCHES MINIMUM AND 2.085 INCHES MAXIMUM WASHER
LOCKING FEATURE	PREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-225/6,T851 FED SPEC SINGLE MATERIAL RESPONSE OVERALL EXCEPT INSERT
MATERIAL	ALUMINUM ALLOY 2024 OVERALL EXCEPT INSERT
MATERIAL	PLASTIC POLYETHYLENE TEREPHTHALATE LOCKING INSERT
NOMINAL THREAD SIZE	2.000 INCHES
NUT COUNTERBORE DEPTH	0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM WASHER
NUT DIAMETER	2.255 INCHES MINIMUM AND 2.265 INCHES MAXIMUM
NUT STYLE	ROUND
NUT THICKNESS	0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
SMALL END DIAMETER	2.260 INCHES NOMINAL
SPECIAL FEATURES	EXTENDED WASHER ON BEARING SURFACE 0.090 IN. THICK AND 2.800 IN. DIAMETER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
SURFACE TREATMENT	ANODIZE OVERALL EXCEPT INSERT
THREAD DIRECTION	RIGHT-HAND
THREAD CLASS	3B
THREAD SERIES	UNJ
THREAD QUANTITY PER INCH	16
UNDERCUT THICKNESS	0.210 INCHES NOMINAL

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