PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2CD871Washer,flat

Oshkosh Defense Llc · NSN 5310-00-809-8544 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-809-8544 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-809-8544. Primary manufacturer part number: 2CD871.
Features
  • Washer,flat — FSC 5310
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL OVERALL
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Surface Treatment: CADMIUM OVERALL
  • Hole Diameter: 0.183 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN
  • Center Hole Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-809-8544, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Oshkosh Defense Llc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 32 commercial cross-references from 23 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-809-8544
Primary Part Number2CD871
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerOshkosh Defense Llc
StatusCANCELLED
Cross-Sectional Shape StyleRECTANGULAR
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Surface TreatmentCADMIUM OVERALL
Hole Diameter0.183 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Overall Diameter0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
Thickness0.036 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5310-00-136-5715416631-7 INTERCHANGEABLE
Washer,flat
Raytheon Company Dba Raytheon
5310-00-198-9348104-1S8L INTERCHANGEABLE
Washer,flat
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4730-00-824-46922643254-2 INTERCHANGEABLE
Elbow,tube
Parker Hannifin Corporation Div Aerospace Group Headquarters
5905-01-143-22551810-0047 INTERCHANGEABLE
Network
Keysight Technologies Inc
2915-01-195-99784166-317 INTERCHANGEABLE
Body,valve
Woodward, Inc. Div Fuel Systems and Controls
Cross-Reference Index
Part NumberManufacturer
2CD871 Oshkosh Defense Llc (USA)
7950100161 Grove U.s. Llc Dba Grove Us Llc (USA)
A20488 Fnh Uk Ltd (GBR)
1473342PC120 Naval Sea Systems Command (USA)
607F489 GR2 PC 58 Northrop Grumman Systems Corporation Div Marine Systems (USA)
WA1-6CA Ambac International Corporation Div Ambac International (USA)
433-1790 Nimikkeistokeskus Ncb Finland (FIN)
MS27183-07 Zf Industrieantriebe Witten Gmbh (DEU)
7310-0002-000 Wrought Washer Mfg., Inc. (USA)
MS27183-7 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
C4524380-2 Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA)
MS15795+7 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
4197515-5 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
2CD871 Oshkosh Corp (USA)
18100-047 Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company (USA)
N402P8C7 Zf Industrieantriebe Witten Gmbh (DEU)
5310PL1369646 Jednolity Indeks Materialowy - Uniform Material Index (POL)
MS15795-7 Zf Industrieantriebe Witten Gmbh (DEU)
2643254-2 Zf Industrieantriebe Witten Gmbh (DEU)
WA2-136 Carter Motor Co (USA)
Related Parts
5310-00-136-5715INTERCHANGEABLE
WASHER,FLAT
416631-7
5310-00-198-9348INTERCHANGEABLE
WASHER,FLAT
104-1S8L
4730-00-824-4692INTERCHANGEABLE
ELBOW,TUBE
2643254-2
5905-01-143-2255INTERCHANGEABLE
NETWORK
1810-0047
2915-01-195-9978INTERCHANGEABLE
BODY,VALVE
4166-317

Frequently Asked Questions

What is NSN 5310-00-809-8544?

NSN 5310-00-809-8544 is a Washer,flat, manufactured by Oshkosh Defense Llc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-809-8544?

NSN 5310-00-809-8544 has 32 cross-referenced part numbers: 2CD871 (Oshkosh Defense Llc), 7950100161 (Grove U.s. Llc Dba Grove Us Llc), A20488 (Fnh Uk Ltd), 1473342PC120 (Naval Sea Systems Command), 607F489 GR2 PC 58 (Northrop Grumman Systems Corporation Div Marine Systems) and 27 more.

What NSN replaces 5310-00-809-8544?

There are 5 known substitutes for 5310-00-809-8544: 5310-00-136-5715, 5310-00-198-9348, 4730-00-824-4692 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2CD871?

Key specifications for 2CD871: Cross-Sectional Shape Style: RECTANGULAR; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL OVERALL; End Item Identification: MULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-809-8544 still in active supply?

NSN 5310-00-809-8544 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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