PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2459776Washer,flat

Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · NSN 5310-00-902-3402 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-902-3402 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-902-3402. Primary manufacturer part number: 2459776.
Features
  • Washer,flat — FSC 5310
  • Thickness: 0.063 INCHES NOMINAL IN
  • Overall Diameter: 0.375 INCHES NOMINAL IN
  • Hole Diameter: 0.192 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
  • Material Document and Classification: MIL-M-20693,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: PLASTIC POLYAMIDE NYLON OVERALL
  • Cross-Sectional Shape Style: RECTANGULAR
  • Center Hole Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Polyamide Nylon Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-902-3402, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-902-3402
Primary Part Number2459776
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
StatusCANCELLED
Thickness0.063 INCHES NOMINAL IN
Overall Diameter0.375 INCHES NOMINAL IN
Hole Diameter0.192 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
Material Document and ClassificationMIL-M-20693,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialPLASTIC POLYAMIDE NYLON OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
Hardness Rating110.0 ROCKWELL R MINIMUM
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
3110-00-100-056127820 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
4920-00-109-09832674 INTERCHANGEABLE
Adapter Test Box,se
Mission Systems Davenport Inc.
5935-00-295-6270SI-8198 INTERCHANGEABLE
Connector,receptacle,electrical
Shiloh Industries Inc
5950-00-647-8754 INTERCHANGEABLE
Transformer,radio Frequency
5999-00-814-5446 INTERCHANGEABLE
Cap,electrical
5315-00-865-5842579R809H12 INTERCHANGEABLE
Pin,spring
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5910-00-914-995645838 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
L3harris Technologies, Inc. Div Space and Airborne Systems
5935-01-214-12812674 INTERCHANGEABLE
Connector,receptacle,electrical
Thomas and Betts Ltd
6515-01-219-86092674 INTERCHANGEABLE
Cuff,sphygmomanometer
Critikon Inc Sub of Johnson and Johnson
6515-01-252-545538-2674-1 INTERCHANGEABLE
Catheter and Needle Unit,intrave
Becton Dickinson and Co Acutecare Div
Cross-Reference Index
Part NumberManufacturer
2459776 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
2674 Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
2459776 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
2674 Dialight Corporation (USA)
Related Parts
3110-00-100-0561INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
27820
4920-00-109-0983INTERCHANGEABLE
ADAPTER TEST BOX,SE
2674
5935-00-295-6270INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
SI-8198
5950-00-647-8754INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5999-00-814-5446INTERCHANGEABLE
CAP,ELECTRICAL
5315-00-865-5842INTERCHANGEABLE
PIN,SPRING
579R809H12
5910-00-914-9956INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
45838
5935-01-214-1281INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2674
6515-01-219-8609INTERCHANGEABLE
CUFF,SPHYGMOMANOMETER
2674
6515-01-252-5455INTERCHANGEABLE
CATHETER AND NEEDLE UNIT,INTRAVE
38-2674-1
5955-01-410-9780INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
C235A526-12

Frequently Asked Questions

What is NSN 5310-00-902-3402?

NSN 5310-00-902-3402 is a Washer,flat, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-902-3402?

NSN 5310-00-902-3402 has 4 cross-referenced part numbers: 2459776 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 2674 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron), 2459776 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2674 (Dialight Corporation).

What NSN replaces 5310-00-902-3402?

There are 11 known substitutes for 5310-00-902-3402: 3110-00-100-0561, 4920-00-109-0983, 5935-00-295-6270 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2459776?

Key specifications for 2459776: Thickness: 0.063 INCHES NOMINAL IN; Overall Diameter: 0.375 INCHES NOMINAL IN; Hole Diameter: 0.192 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN; Material Document and Classification: MIL-M-20693,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-902-3402 still in active supply?

NSN 5310-00-902-3402 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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