Product Details | ASSEMBLED WASHER SELF-LOCKING NUT

5310-01-498-5297 A nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.

Part Alternates: NAS1726C4E, 5310-01-498-5297, 01-498-5297, 5310014985297, 014985297

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 29 JUN 2002 01-498-5297

Drawings & Photos | NSN 5310-01-498-5297


Demand History | NSN 5310-01-498-5297

Part Number Request Date QTY Origin
5310-01-498-5297 2023-01-11 20 Malaysia
NAS1726C4E 2016-07-203 50 US
NAS1726C4E 2016-07-190 50 Thailand
NAS1726C4E 2012-02-37 10 US

Cross Reference | NSN 5310-01-498-5297

Part Number Cage Code Manufacturer
NAS1726C4E 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES

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Technical Data | NSN 5310-01-498-5297

Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE 0.250 INCHES
THREAD QUANTITY PER INCH 28
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL IRON ALLOY 660 NUT IRON ALLOY 660 WASHER
MATERIAL DOCUMENT AND CLASSIFICATION AMS5737 ASSN STD SINGLE MATERIAL RESPONSE NUT AMS5525 ASSN STD SINGLE MATERIAL RESPONSE WASHER
SURFACE TREATMENT CADMIUM NUT CADMIUM WASHER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416, TYII, CL2 FED SPEC SINGLE TREATMENT RESPONSE NUT QQ-P-416, TYII, CL2 FED SPEC SINGLE TREATMENT RESPONSE WASHER
HARDNESS RATING NOT RATED
NUT STYLE A311 FLAT WITH TURNED UP EDGE
WASHER OUTSIDE DIAMETER 0.460 INCHES MAXIMUM
OVERALL HEIGHT 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.274 INCHES MINIMUM AND 0.284 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
TEMP RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 5310-01-498-5297

Category Code Description
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.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 194120 WASHERS/GASKETS/PCKG DVCS NOI SUB8
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 593 unknown
Originating Activity Code DX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 5310-01-498-5297

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.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
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