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Extended Washer Self-locking Nut


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Item Specifics

Federal Supply Class (FSC)
Nuts And Washers
National Item ID Number (NIIN)
Thread Class
Thread Direction
Right-hand AAJF
Locking Feature
Prevailing torque all metal design AAUM
Washer Outside Diameter
0.167 inches maximum AAVX
Dry film lubricant ABAJ
Overall Height
0.080 inches minimum and 0.100 inches maximum ABKW
Nut Style
Hexagon ACTA
Washer Thickness
0.010 inches minimum ADEM
Width Across Flats
0.122 inches minimum and 0.127 inches maximum ASDB
Temp Rating
450.0 deg fahrenheit AZKQ
Thread Series
Thread Quantity Per Inch
Hardness Rating
49.0 rockwell c maximum CQFM
Nominal Thread Size
0.086 inches CQJX
Steel overall MATT
Surface Treatment
Chromate overall SFTT
Surface Treatment Document And Classification
Qq-p-416,ty 2,cl 3 fed spec single treatment response overall STDC

Item Identification | Nuts And Washers

5310-00-880-7010, A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. an integral feature is incorporated for locking on the threads of a mating member.

Supply Class (FSC)NSN AssignmentNIINItem Name Code (INC)
5310 Jan 01, 1960 008807010 29730 (Locking, Extended Washer Nut, Self)

End Item Applications NSN 5310-00-880-7010 end item applications/platforms

  • Electro-mechanical Actuator Linear  
  • Electro-mechanical Actuator Rotary  
  • Test Adapter  
  • Interface Device Adapter Assembly  
  • El Adapter Control  
  • Airborne Laser Trac  
  • Air Conditioner  
  • C-2a (reprocured) Aircraft   (EIC BPN)
  • Sof ( Ac-130h Aircraft Mc-130h   (EIC ATF)
  • Radio Frequency Amplifier  
  • Video Amplifier  
  • Amplifier Assembly  
  • Amplifier-power Supply  
  • Amplifier-relay Assembly  
  • Antenna Module Assy  
  • Backplane Assembly  
  • Radio Beacon Set  
  • Bell Crank  
  • Instrument Mounting Bezel  
  • Interference Blanker  
  • Interface Ada Cable  
  • Special Purpose Cable Assembly Electrical  
  • Communicati Central  
  • Communications Central  
  • Electrical Equipment Chassis  
  • Processor Chassis F  
  • Relay Chassis  
  • Circuit Card Assemb  
  • Circuit Card Assembly  
  • Flight Computer  
  • Flight Con Computer  
  • Navigational Computer  
  • Spoiler Computer  
  • Stall Inhi Computer  
  • Oxygen Concentrator Aircraft  
  • Receptacle Connector Electrical  
  • Connector Panel Ass  
  • Amplifier Control  
  • Antenna Control  
  • Automatic F Control  
  • Computer Control  
  • Countermeasures Set Control  
  • Countermeasures Transmitting Set Control  
  • Generator Control  
  • Gyroscope Control Attitude-heading  
  • Indicator Control  
  • Mode Selector Control Navigation  
  • Radar Set Control  
  • Radar Set Turntable Control  
  • Radiosonde Set Dispenser Control  
  • Transmitter Control  
  • Transmitter Control Radio  
  • Landing Gear Control Assembly  
  • Quadrant Control Assembly  
  • Control Assy  
  • Control-display Pan  
  • Control-display Sys  
  • Control-display Unit  
  • Control-indicator  
  • Engaging Controller Automatic Pilot  
  • Flat-sla Controller  
  • Flight Controller Automatic Pilot  
  • Logic Controller  
  • Electronic Control Unit Machine Gun  
  • Navigation Set Control Unit  
  • Electronic Counter Digital Readout  
  • Subassembly Countermeasure Set  
  • Countermeasures Set  
  • Rotary Coupler Radio Frequency  
  • Band Deck Assembly  
  • Radar Signals Detecting Set  
  • Peak Power Detector  
  • P Detector Assembly  
  • Optoelectronic Display  
  • Head-up Display Unit  
  • Distribution Box  
  • Signal Control Drawer  
  • Antenna Drive  
  • Tuning Drive  
  • Air Conditioning-heating Duct Assembly Aircraft  
  • Flare Ejector Set  
  • Electronic Componen  
  • Electronic Components Assembly  
  • Radio Frequency Exciter  
  • Electronic Test Extender Card  
  • Filter Assembly  
  • Fire Direction Cent  
  • Actuating Flap Slat  
  • Flash Sensor Assy  
  • Aircraft Gearbox Assembly  
  • Electronic Marker Generator  
  • Intercept-aerial Guided Missile Telemetry  
  • Cargo-transport Helicopter  
  • Electronic Components Housing  
  • Housing Subassembly  
  • Azimuth-elevation-range Indicator  
  • Digital Display Indicator  
  • Interconnecting Box  
  • Ante Interface Test  
  • 5 Volt Inverter  
  • Power Inverter Static  
  • Communication Matrix  
  • Subassembly Matrix  
  • Sta Matrix Assembly  
  • Win Matrix Assembly  
  • Message Entry Devic  
  • Microwave Assembly  
  • Advanced Medium Range Air-to-air (amraam)/aim120a Missile   (EIC ADF)
  • In Flight Monitor A  
  • Radio Frequency Monitor  
  • Network Assembly  
  • Ohmmeter  
  • Oscillating Group  
  • Noncrystal Controlled Oscillator  
  • Control Panel  
  • Control Panel Elect  
  • Control Panel Electrical-electronic Equipment  
  • Manual Trim Panel  
  • Offset Panel  
  • Power Distribution Panel  
  • Protection Panel Electrical System  
  • Cont Panel Assembly  
  • Data Panel Assembly  
  • Stor Panel Assembly  
  • Panel Assembly Auto  
  • End Seal Plug Electrical Connector  
  • Power Supply  
  • Power Supply Assembly  
  • Power Supply Subassembly  
  • Pressure Vessel Ass  
  • Printed Wiring Board  
  • Flight Control Processor  
  • Processor Unit  
  • Aircraft Pylon  
  • Aircraft Pylon Section  
  • Bomb Ejector Rack Aircraft  
  • Electrical Equipment Rack  
  • Rack Assembly  
  • Surveillance Radar  
  • Radar Set Subassembly  
  • Radar Surveillance  
  • Radiac Set  
  • Radio Set  
  • Countermeasure Receiver Subassembly  
  • Radar Receiver Subassembly  
  • Receiver-transmitter Subassembly  
  • Countermeasures Receiver-transmitter Subassembly  
  • Optical Instrument Reflector Assembly  
  • Seeker Subassembly  
  • Telev Sensor System  
  • Servo And Track Ass  
  • Antenna Pha Shifter  
  • Radar Signal Simulator  
  • B-1 Aircraft Support Equipment   (EIC ACF)
  • B-52 Aircraft Support Equipment   (EIC ABF)
  • Electronic Switch  
  • Push Switch  
  • Radio Frequency Transmission Line Switch  
  • Switch Assembly  
  • Telephone Set  
  • Communicat Terminal  
  • Mini-sace Test Consoles   (EIC AUN)
  • Test Facility Kit  
  • Test Program Set  
  • Airborne L Test Set  
  • Arm-155/156 Test Set   (EIC ASN)
  • Control-monitor Test Set  
  • Electronic Systems Test Set  
  • Indicator Test Set  
  • Photographic Test Set  
  • Radar Test Set  
  • Radio Test Set  
  • Signal Data Converter Test Set  
  • Radar Test Set Group  
  • Aircraft Components Test Set Subassembly  
  • Electrical And Electronic Test Equipment Test Set Subassembly  
  • An/tlq-17a Traffic Jam   (EIC AKA)
  • B-1b Aircraft Trainer   (EIC AUF)
  • Ejection Seat Trainer  
  • Liquid Oxyg Trainer  
  • Automatic Flight Control Electronic System Training Aid  
  • Transistor  
  • Position Transmitter  
  • Radar Transmitter  
  • Rate Of Flow Transmitter  
  • Transmitter Subassembly  
  • Radar Transmitter Subassembly  
  • Transponder Set  
  • Trigger Control Ass  
  • Unit 3 Assembly  
  • Pylo Valve Assembly  
  • Waveguide Assembly  

Item Identification Guide

NSN Reference Drawing

Self-locking Nut Extended Washers Cross Reference

Part Number CAGE Variation
MS21042-L02 Cage Code D9182 Cross Ref. Part
NAS1291-02 Cage Code D9182 Cross Ref. Part
2500929-1 Cage Code 07187 Cross Ref. Part
RM52LH3324-26 Cage Code 019L2 Cross Ref. Part
H14L02 Cage Code 15653 Original Part
H14L02 Cage Code F7652 Superseded, Discontinued, or Replaced
70-200510-3002 Cage Code 04655 Superseded, Discontinued, or Replaced
MS21042L02 Cage Code 80205 Original Part
NAS1291-002 Cage Code 80205 Superseded, Discontinued, or Replaced
H14L02 Cage Code 75237 Superseded, Discontinued, or Replaced
C11999-0009 Cage Code U8539 Superseded, Discontinued, or Replaced
H14L02 Cage Code R1120 Superseded, Discontinued, or Replaced
H14L02 Cage Code K6405 Superseded, Discontinued, or Replaced
MS21042L02 Cage Code 96906 Superseded, Discontinued, or Replaced
RM52LH3324-26 Cage Code 72962 Superseded, Discontinued, or Replaced
H14L02 Cage Code F6033 Superseded, Discontinued, or Replaced
NAS1291-02M Cage Code 80205 Superseded, Discontinued, or Replaced
H14L02 Cage Code K1678 Cross Ref. Part
H14L02 Cage Code FB009 Cross Ref. Part

National Motor Freight NMFC: A six position numeric code, which divides articles into groups or classes according to physical characteristics. The classification is based on truckloads vs. less than truckload.

Code Description Code Value Meaning
NMF Description NMFC 093486 Bolts, Nuts Or Screws, Noi (sub 3)
Universal Freight Code UFC 48950
Less than a truck load rating LTL W Rating variable
Water Commodity WCC 573 Bolts or nuts (iron or steel),(less than 35 feet)
Type of Cargo TCC Z No special type of cargo code applicable
Special Handling SHC 9 Other or no special handling required (sh)
Air Dimension Code ADC A Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Air Commodity ACC 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 ASH Array No special handling required.

Trade Control Compliance Schedule B Export Code: A ten position numeric code that identifies an item exported overseas. this unique identification code is assigned by the U.S. Census Bureau.

Schedule B Sch. B Description Demilitarization Classification ITAR Regulation
7318160000 Nuts of iron or steel Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations. (note 9). Unclassified Not ITAR Controlled

MOE / End Users Represents the subdivisions of a US governmental organization or an agency of the North Atlantic Treaty Organization (NATO), and other friendly governments and international organizations participating in the federal catalog program.

Country / Entity Name MOE
WB Austria WB
WP Poland WP
YA Brazil YA
YB Spain YB
YJ Singapore YJ
YW Malaysia YW
ZA Australia ZA
ZC Canada ZC
ZE New Zealand ZE
ZF France ZF
ZG Germany ZG
ZH Korea, Republic Of ZH
ZK United Kingdom ZK
ZN Netherlands ZN
ZP Portugal ZP
ZR Italy ZR
ZS Denmark ZS
ZU Greece ZU
ZW Turkey ZW
ZX Namsa (user) ZX
ZZ United States ZZ
ZZ Department Of The Navy ZZ
No MOE rules found for this NSN.

Material & Special Handling Item material and handling information

Code Description Value Meaning
HMIRS N Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Precious Metals Indicator A Item 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.

Management Rec. / Rep. Code: Special program consumables

 CTL: 9B----9

Air Force

Fund SF – Stock fund applicable to items managed for the air force by the respective inventory control point.
Budget 9 – Air force decentrally managed
Material Management SX – Brac mmac for 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.

Air Force Management Code Definition

Fund A two position code that classifies an item into categories in terms of funding and budgeting.
Budget Identifies investment items to budget programs from which item is funded.
Material Management Identifies an item of supply to be managed by a specific activity manager.
Price Validation Indicates validity of the recorded unit price.


Stores Account 1 – Marine corps stock fund account item.
Combat Essentiality 5 – Critical repair part to a combat essential end item. those parts or components whose failure in a combat essential end item wi
Management Echelon B – All commodities
Material Identification B – Consumable repair parts
Operational Test
Physical Category

Marines Code Definition

Stores Account (SAC) Indicates the type of funds employed within the marine corps in supply support operations.
Combat Essentiality (CEC) Establishes if an item is essential to the operational readiness of a weapon system or the conduct of a military mission, or that a functional part contributes to the tactical and essential operations of an item component or assembly, and its failure would render the item inoperable or incapable of fulfilling its mission.
Management Echelon (MEC) Classifies items into categories by material and procurement echelon.
Material Identification (MIC) Identifies method of accounting, degree, and type of control to be maintained for the item and to identify material by specific purpose, type, or classification for the war reserve system.
Operational test (OTC) Indicates special procedures must be performed on an item of supply while under care-in-stores or as a part of the issue process.
Physical Category (PCC) Indicates category for picking, packing, and marking items for shipment.


Cognizance 9B – Naval inventory control point, mechanicsburg
Special Material
Requisition Restriction
Special Material Content 9 – Non-hazardous or non-sensitive item, does not require hazardous or special handling, packaging or precautions

Navy Management Code Definition

Cognizance (COG) Identifies the inventory manager (IM) and inventory control point (ICP).
Special Material (SMIC) Categorizes material on the basis of requirements for source or quality control, technical design, or configuration control, procurement, stocking and issue control, special receipt, inspection, testing, storage, or handling
Req. Restriction (IRRC) Item requisition instructions.
Special Material (SMCC) Indicated that an item represents or contains peculiar material requiring special treatment, precautions, or management.


Accounting Requirements X – Expendable item. an item of army property coded with an arc of ``x'' in the amdf. expendable items require no formal accountability after issue from a stock record account. commercial and fabricated items similar to items coded ``x'' in the amdf are considered expendable items.
Material Category 1 T – Industrial supplies (dla/gsa items)
Material Category 2 2 – Stock fund secondary items
Material Category 3 2 – Nonreparable items (exclusive of insurance and provisioning items). this code will be used to identify items which are not reparable.
Material Category 4 & 5 00 – Dla/gsa-managed items that cannot be identified to a specific army weapons systems/end item

Army Management Code Definition

Accounting Requirements Accounting Requirements Code (ARC): a one position alpha code that indicates the accountability of an item of supply.
Material Category 1 Material category and inventory manager.
Material Category 2 Appropriation and budget activity account.
Material Category 3 Management inventory segment.
Material Category 4 & 5 Specific group / generic category.