PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2AG663Washer,flat

Oshkosh Defense Llc · NSN 5310-00-442-0966 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-442-0966 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-442-0966. Primary manufacturer part number: 2AG663.
Features
  • Washer,flat — FSC 5310
  • Cross-Sectional Shape Style: RECTANGULAR
  • Center Hole Shape Style: ROUND
  • Thickness: 0.029 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
  • Peripheral Shape Style: ROUND
  • Overall Diameter: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
  • Hole Diameter: 0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM IN
  • Material: STEEL OVERALL
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 5310-00-442-0966, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 19 commercial cross-references from 16 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-442-0966
Primary Part Number2AG663
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerOshkosh Defense Llc
StatusCANCELLED
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
Thickness0.029 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
Overall Diameter0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
Hole Diameter0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5330-00-193-97879272 INTERCHANGEABLE
Gasket
Cummins Inc.
2530-00-332-57291718Y103 INTERCHANGEABLE
Retainer,brake Shoe
Meritor Heavy Vehicle Systems, Llc
3110-00-395-4818 INTERCHANGEABLE
Bearing,roller,needle
5935-00-421-2654G350136S1 INTERCHANGEABLE
Connector,receptacle,electrical
L3harris Technologies, Inc Div Space & Airborne Systems
5998-00-488-3777107664 INTERCHANGEABLE
Printed Wiring Board
Astronautics Corporation of America
2815-00-627-232919128 INTERCHANGEABLE
Rod Assy,connecting
Napco International Llc Dba Napco International Inc
5950-00-647-710919128 INTERCHANGEABLE
Reactor
Freed Transformer Co
4310-00-986-876719128 INTERCHANGEABLE
Piston,compressor
Hdt Expeditionary Systems Inc
3030-01-061-484741-423 INTERCHANGEABLE
Belts,v,matched Set
Rix Industries
5962-01-177-073041423 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
2AG663 Oshkosh Defense Llc (USA)
10-7664 Amphenol Corp Div Amphenol Aerospace Operations (USA)
7539002 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
10-7664 Bendix Corp the (USA)
19128 Allied Signal Inc Aerospace Equipment Systems Eatontown Site (USA)
186440 Woodward, Inc. (USA)
19128 Bendix Corp the (USA)
41423 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
10-7664 Unison Industries Llc (USA)
186440 Woodward, Inc. Div Fuel Systems and Controls (USA)
8AX115 Oshkosh Defense Llc (USA)
10-7664 Teledyne Industries Inc Teledyne Power Systems Div (USA)
41423 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
10395044 Nimikkeistokeskus Ncb Finland (FIN)
19128 Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
7539002 Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA)
7539002 Amz Alabama Inc. (USA)
8AX115 Oshkosh Corp (USA)
2AG663 Oshkosh Corp (USA)
Related Parts
5330-00-193-9787INTERCHANGEABLE
GASKET
9272
2530-00-332-5729INTERCHANGEABLE
RETAINER,BRAKE SHOE
1718Y103
3110-00-395-4818INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
5935-00-421-2654INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
G350136S1
5998-00-488-3777INTERCHANGEABLE
PRINTED WIRING BOARD
107664
2815-00-627-2329INTERCHANGEABLE
ROD ASSY,CONNECTING
19128
5950-00-647-7109INTERCHANGEABLE
REACTOR
19128
4310-00-986-8767INTERCHANGEABLE
PISTON,COMPRESSOR
19128
3030-01-061-4847INTERCHANGEABLE
BELTS,V,MATCHED SET
41-423
5962-01-177-0730INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
41423
6550-01-240-4519INTERCHANGEABLE
BACTERIA CULTURE CONTROL DISCS
R19128
5930-01-250-0409INTERCHANGEABLE
SWITCH,PUSH
722378-3

Frequently Asked Questions

What is NSN 5310-00-442-0966?

NSN 5310-00-442-0966 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 5310-00-442-0966?

NSN 5310-00-442-0966 has 19 cross-referenced part numbers: 2AG663 (Oshkosh Defense Llc), 10-7664 (Amphenol Corp Div Amphenol Aerospace Operations), 7539002 (U S Army Tank Automotive Command Amsta-Im-Mm), 10-7664 (Bendix Corp the), 19128 (Allied Signal Inc Aerospace Equipment Systems Eatontown Site) and 14 more.

What NSN replaces 5310-00-442-0966?

There are 12 known substitutes for 5310-00-442-0966: 5330-00-193-9787, 2530-00-332-5729, 3110-00-395-4818 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2AG663?

Key specifications for 2AG663: Cross-Sectional Shape Style: RECTANGULAR; Center Hole Shape Style: ROUND; Thickness: 0.029 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN; Peripheral Shape Style: ROUND. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-442-0966 still in active supply?

NSN 5310-00-442-0966 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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