NSN 5310-00-840-1166 BACN10BL7L, BACN10B-L7L, H23-7

Product Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-00-840-1166 A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: BACN10BL7L, BACN10B-L7L, H23-7, H295237, H29523-7, LH3393070, LH3393-070, VN406A070, VN406-A-070, FN22A720, FN22A-720, H237, 5310-00-840-1166, 00-840-1166, 5310008401166, 008401166

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	01 JAN 1962	00-840-1166	29729 ( NUT, SELF-LOCKING, EXTENDED WASHER, DOUBLE HEXAGON )

Drawings & Photos | NSN 5310-00-840-1166

Part Number	Request Date	QTY	Origin
5310-00-840-1166	2018-06-169	3502	DIBBS
5310-00-840-1166	2018-06-161	3502	DIBBS
5310-00-840-1166	2017-12-338	3752	DIBBS
5310-00-840-1166	2017-05-128	3527	DIBBS
5310-00-840-1166	2017-02-32	3056	DIBBS
5310-00-840-1166	2016-11-335	2016	DIBBS
5310-00-840-1166	2015-09-270	4240	DIBBS
5310-00-840-1166	2015-01-14	606	DIBBS
5310-00-840-1166	2014-02-41	333	DIBBS
5310-00-840-1166	2012-11-325	173	DIBBS
LH3393-070	2012-11-310	1058
LH3393070	2011-07-194	2	Italy
5310-00-840-1166	2011-01-28	900	Italy
LH3393070	2009-04-112	1000	IT
5310-00-840-1166	2009-04-105	233	DIBBS
LH3393070	2009-03-82	120	Italy
5310-00-840-1166	2008-11-316	130	DIBBS
5310-00-840-1166	2008-11-309	101	DIBBS
5310-00-840-1166	2008-10-302	175	DIBBS
LH3393070	2008-10-284	400	IT
5310-00-840-1166	2008-04-108	1225	DIBBS

Cross Reference | NSN 5310-00-840-1166

Part Number	Cage Code	Manufacturer
BACN10B-L7L	06329	ASC INTERNATIONAL, INC. DBA ASC INDUSTRIES
BACN10B-L7L	5M902	ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
BACN10B-L7L	77272	THE BOEING COMPANY DBA BOEING
BACN10B-L7L	81205	THE BOEING COMPANY DBA BOEING
FN22A-720	56878	SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
H23-7	15653	ALCOA GLOBAL FASTENERS, INC.
H23-7	F6033	TECNOTEC SARL
H23-7	F7652	B E AEROSPACE CONSUMABLESMANAGEMENT DEUX SAS
H23-7	R1120	SATAIR A/S
H29523-7	15653	ALCOA GLOBAL FASTENERS, INC.
LH3393-070	56878	SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
LH3393-070	72962	HARVARD INDUSTRIES INC
VN406-A-070	92215	ALCOA GLOBAL FASTENERS, INC. DBA ALCOA FASTENING SYSTEMS
VN406-A-070	C4293	ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH

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Related Products | NSN 5310-00-840-1166

5310-00-840-1218, 5310-00-840-1223, 5310-00-840-1321, 5310-00-840-1342, 5310-00-840-1884

Technical Data | NSN 5310-00-840-1166

Characteristic	Specifications
THREAD SERIES	UNJF
NOMINAL THREAD SIZE	0.438 INCHES
THREAD QUANTITY PER INCH	20
THREAD CLASS	3B
THREAD DIRECTION	RIGHT-HAND
MATERIAL	STEEL COMP 8740 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
NUT STYLE	A293 DOUBLE HEXAGON
WASHER OUTSIDE DIAMETER	0.786 INCHES MAXIMUM
OVERALL HEIGHT	0.469 INCHES MAXIMUM
WASHER THICKNESS	0.078 INCHES NOMINAL
WIDTH ACROSS FLATS	0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
COUNTERSINK ANGLE	ANY ACCEPTABLE NUT
LUBRICATION	DRY FILM LUBRICANT
TEMP RATING	450.0 DEG FAHRENHEIT NOMINAL

Restrictions/Controls & Freight Information | NSN 5310-00-840-1166

Restrictions
Freight

Category	Code	Description
Shelf-Life Code:	0	Nondeteriorative
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	A	Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:	U	UNCLASSIFIED
Precious Metals Indicator Code:	U	Precious metal type is unknown
Criticality Code:	X	The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Category	Code	Description
NMF Description	093486	BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating	W	Rating Variable
Water commodity Code	573	unknown
Originating Activity Code	XX
Air Dimension Code	A	Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity	B	Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling	Z	No special handling required.
Special Handling Code	9	unknonwn
HAZMAT
Type of Cargo	Z	No special type of cargo code applicable

Management | NSN 5310-00-840-1166

Air Force
Navy

Category	Code	Description
Budget Code	9	General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Fund Code	SF	Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation Code	SX	SX:AF SICA RESIDUAL MMAC-OC-ALC
Price Validation	V	The current standard price has been validated. The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range. The item was procured under open competition and under the competitive arena the price is considered fair and reasonable. ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DF	Department of the Air Force
Service Organization	F	U.S. Air Force
Reparability	N	Stock Fund (except Munitions)
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	Q EA : Each

Category	Code	Description
Cognizance Codes	9B	Navy-owned stocks of DLA material Naval Inventory Control Point, Mechanicsburg
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DN	Department of the Navy
Service Organization	N	U.S. Navy
Acquisition Advice Codes	D	DoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	Q EA : Each