PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

404973Washer,flat

Nsgdatacom Inc · NSN 5310-01-206-7300 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-206-7300 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-206-7300. Primary manufacturer part number: 404973.
Features
  • Washer,flat — FSC 5310
  • Material Document and Classification: MIL-F-1148,GRADE CH MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: PAPER OVERALL
  • Hole Diameter: 0.243 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
  • Overall Diameter: 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
  • Center Hole Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Paper Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-206-7300, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Nsgdatacom Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-206-7300
Primary Part Number404973
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNsgdatacom Inc
StatusACTIVE
Material Document and ClassificationMIL-F-1148,GRADE CH MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialPAPER OVERALL
Hole Diameter0.243 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.046 INCHES MINIMUM AND 0.078 INCHES MAXIMUM IN
Overall Diameter0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5325-00-281-6719553601H INTERCHANGEABLE
Ring,retaining
Navistar Intl Corp Truck Br Ohio Plant
2915-00-910-4806404973 INTERCHANGEABLE
Follower Assy,inlet
Woodward, Inc. Div Fuel Systems and Controls
Cross-Reference Index
Part NumberManufacturer
404973 PRIMARY Nsgdatacom Inc (USA)
Related Parts
5325-00-281-6719INTERCHANGEABLE
RING,RETAINING
553601H
2915-00-910-4806INTERCHANGEABLE
FOLLOWER ASSY,INLET
404973

Frequently Asked Questions

What is NSN 5310-01-206-7300?

NSN 5310-01-206-7300 is a Washer,flat, manufactured by Nsgdatacom Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-206-7300?

NSN 5310-01-206-7300 has 1 cross-referenced part number: 404973 (Nsgdatacom Inc).

What NSN replaces 5310-01-206-7300?

There are 2 known substitutes for 5310-01-206-7300: 5325-00-281-6719, 2915-00-910-4806. Verify interchangeability with system specifications before substitution.

What are the specifications of 404973?

Key specifications for 404973: Material Document and Classification: MIL-F-1148,GRADE CH MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: PAPER OVERALL; Hole Diameter: 0.243 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR. 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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