Product Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-01-252-5299 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: 69929-1011, 84529206561, 845-2920656-1, 5310-01-252-5299, 01-252-5299, 5310012525299, 699291011, 012525299

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 03 APR 1987 01-252-5299

Drawings & Photos | NSN 5310-01-252-5299


Demand History | NSN 5310-01-252-5299

Part Number Request Date QTY Origin
69929-1011 2025-07-205 24 DIBBS
69929-1011 2019-04-120 10 DIBBS
845-2920656-1 2019-04-120 10 DIBBS
69929-1011 2019-03-78 10 DIBBS
845-2920656-1 2019-03-78 10 DIBBS
69929-1011 2019-03-70 10 DIBBS
845-2920656-1 2019-03-70 10 DIBBS
69929-1011 2019-02-36 10 DIBBS
845-2920656-1 2019-02-36 10 DIBBS
5310-01-252-5299 2018-04-114 10 DIBBS
5310-01-252-5299 2016-08-222 12 DIBBS
5310-01-252-5299 2016-07-201 12 DIBBS
5310-01-252-5299 2009-09-267 16 DIBBS

Cross Reference | NSN 5310-01-252-5299

Part Number Cage Code Manufacturer
69929-1011 56878 SPS TECHNOLOGIES, LLC DBA AEROSPACE DIVISION
845-2920656-1 17077 LOCKHEED MARTIN CORPORATION DBA SPACE SYSTEMS COMPANY

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Technical Data | NSN 5310-01-252-5299

Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE 0.625 INCHES
THREAD QUANTITY PER INCH 11
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL NICKEL ALLOY K-500 OR NICKEL ALLOY 502 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-286 FED SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 26.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM
NUT STYLE A293 DOUBLE HEXAGON
WASHER OUTSIDE DIAMETER 1.050 INCHES NOMINAL
OVERALL HEIGHT 0.586 INCHES NOMINAL
WASHER THICKNESS 0.099 INCHES NOMINAL
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
TEMP RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 5310-01-252-5299

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 5310-01-252-5299

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each