PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2676Washer,flat

Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron · NSN 5310-01-021-6873 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-021-6873 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-021-6873. Primary manufacturer part number: 2676.
Features
  • Washer,flat — FSC 5310
  • Hole Diameter: 0.253 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 0.078 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
  • Material: PLASTIC POLYAMIDE NYLON OVERALL
  • Material Document and Classification: MIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Peripheral Shape Style: ROUND
  • 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 5310-01-021-6873, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-021-6873
Primary Part Number2676
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHalsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
StatusACTIVE
Hole Diameter0.253 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.078 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
MaterialPLASTIC POLYAMIDE NYLON OVERALL
Material Document and ClassificationMIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Overall Diameter0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3120-00-024-2624267-6 INTERCHANGEABLE
Bearing Half Set,sleeve
Manitowoc Engineering Co Division of the Manitowoc Co Inc
5975-00-224-5260SCD14158 INTERCHANGEABLE
Rod,ground
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4820-00-234-58852676 INTERCHANGEABLE
Valve,check
Tactair Fluid Controls Inc
5950-00-615-97882032 INTERCHANGEABLE
Transformer,audio Frequency
Entron Industries Limited Partnership Dba Entron Industries Property Div
5120-01-364-46172676 INTERCHANGEABLE
Inserter and Remover,electrical
Advanced Interconnections Corporation
4110-01-530-9551267-6 INTERCHANGEABLE
Refrigeration Unit,mechanical
B/e Aerospace, Inc.
Cross-Reference Index
Part NumberManufacturer
2676 Dialight Corporation (USA)
2676 PRIMARY Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
Related Parts
3120-00-024-2624INTERCHANGEABLE
BEARING HALF SET,SLEEVE
267-6
5975-00-224-5260INTERCHANGEABLE
ROD,GROUND
SCD14158
4820-00-234-5885INTERCHANGEABLE
VALVE,CHECK
2676
5950-00-615-9788INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
2032
5120-01-364-4617INTERCHANGEABLE
INSERTER AND REMOVER,ELECTRICAL
2676
4110-01-530-9551INTERCHANGEABLE
REFRIGERATION UNIT,MECHANICAL
267-6

Frequently Asked Questions

What is NSN 5310-01-021-6873?

NSN 5310-01-021-6873 is a Washer,flat, manufactured by Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-021-6873?

NSN 5310-01-021-6873 has 2 cross-referenced part numbers: 2676 (Dialight Corporation), 2676 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron).

What NSN replaces 5310-01-021-6873?

There are 6 known substitutes for 5310-01-021-6873: 3120-00-024-2624, 5975-00-224-5260, 4820-00-234-5885 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2676?

Key specifications for 2676: Hole Diameter: 0.253 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR; Thickness: 0.078 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Material: PLASTIC POLYAMIDE NYLON OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

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