Product Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-01-172-2576 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: BACN10HR7CS, BHOO3037CS, BHOO303-7CS, BMN5024CPD7, BMN5024CPD-7, H399537, H39953-7, SL70597, SL7059-7, LD11400160007, LD114-0016-0007, 67832AS7, 67832AS-7, 109LH90317, 109LH9031-7, 5310-01-172-2576, 01-172-2576, 5310011722576, 011722576

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 18 FEB 1984 01-172-2576

Drawings & Photos | NSN 5310-01-172-2576


Demand History | NSN 5310-01-172-2576

Part Number Request Date QTY Origin
LD11400160007 2024-09-254 30 US
67832AS-720 2024-04-116 988 DIBBS
BHOO303-7CS 2024-04-116 988 DIBBS
H39953-7 2024-04-116 988 DIBBS
LD114-0016-0007 2024-04-116 988 DIBBS
67832AS-720 2024-02-43 106 DIBBS
BHOO303-7CS 2024-02-43 106 DIBBS
H39953-7 2024-02-43 106 DIBBS
LD114-0016-0007 2024-02-43 106 DIBBS
67832AS-720 2023-11-312 75 DIBBS
BHOO303-7CS 2023-11-312 75 DIBBS
H39953-7 2023-11-312 75 DIBBS
LD114-0016-0007 2023-11-312 75 DIBBS
67832AS-720 2023-07-205 988 DIBBS
BHOO303-7CS 2023-07-205 988 DIBBS
H39953-7 2023-07-205 988 DIBBS
LD114-0016-0007 2023-07-205 988 DIBBS
67832AS-720 2022-07-188 75 DIBBS
67832AS-720 2022-07-188 75 DIBBS
BHOO303-7CS 2022-07-188 75 DIBBS
BHOO303-7CS 2022-07-188 75 DIBBS
H39953-7 2022-07-188 75 DIBBS
H39953-7 2022-07-188 75 DIBBS
LD114-0016-0007 2022-07-188 75 DIBBS
LD114-0016-0007 2022-07-188 75 DIBBS
67832AS-720 2022-02-53 476 DIBBS
BHOO303-7CS 2022-02-53 476 DIBBS
H39953-7 2022-02-53 476 DIBBS
LD114-0016-0007 2022-02-53 476 DIBBS
67832AS-720 2021-07-195 327 DIBBS
BHOO303-7CS 2021-07-195 327 DIBBS
H39953-7 2021-07-195 327 DIBBS
LD114-0016-0007 2021-07-195 327 DIBBS
5310-01-172-2576 2018-08-224 11663 DIBBS
5310-01-172-2576 2018-08-214 11663 DIBBS
5310-01-172-2576 2017-12-337 39 DIBBS
5310-01-172-2576 2017-06-180 1068 DIBBS
5310-01-172-2576 2016-06-167 100 United States
5310-01-172-2576 2015-07-188 75 United States
LD11400160007 2015-07-183 75 United States
5310-01-172-2576 2015-06-156 75 United States
5310-01-172-2576 2015-06-152 552 DIBBS

Cross Reference | NSN 5310-01-172-2576

Part Number Cage Code Manufacturer
109LH9031-7 019L2 MACLEAN-FOGG COMPANY DBA MAC LEAN-ESNA
109LH9031-7 72962 HARVARD INDUSTRIES INC
67832AS-7 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
BACN10HR7CS 81205 THE BOEING COMPANY DBA BOEING
BHOO303-7CS 27238 BRISTOL INDUSTRIES
BMN5024CPD-7 97928 HUCK INTL INC
H39953-7 15653 ALCOA GLOBAL FASTENERS, INC.
LD114-0016-0007 43999 BOEING COMPANY, THE DBA BOEING
SL7059-7 11815 SPS TECHNOLOGIES, LLC DBA CHERRY AEROSPACE DIV

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Technical Data | NSN 5310-01-172-2576

Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE 0.438 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL IRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A293 DOUBLE HEXAGON
WASHER OUTSIDE DIAMETER 0.750 INCHES MAXIMUM
OVERALL HEIGHT 0.520 INCHES MAXIMUM
WASHER THICKNESS 0.073 INCHES MINIMUM
WIDTH ACROSS FLATS 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
COUNTERSINK ANGLE 90.0 DEGREES NOMINAL WASHER
LUBRICATION DRY FILM LUBRICANT
TEMP RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 5310-01-172-2576

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
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 KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
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 5310-01-172-2576

Category Code Description
Budget Code9 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 CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Price ValidationV 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 SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each