PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

73813Washer,flat

Dresser, Llc · NSN 5310-00-271-3202 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-271-3202 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-271-3202. Primary manufacturer part number: 73813.
Features
  • Washer,flat — FSC 5310
  • Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Hole Diameter: 1.531 INCHES NOMINAL IN
  • Overall Diameter: 3.000 INCHES NOMINAL IN
  • Material: STEEL COMP 1018 OVERALL
  • Thickness: 0.188 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Center Hole Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1018 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-271-3202, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dresser, Llc. 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-271-3202
Primary Part Number73813
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDresser, Llc
StatusCANCELLED
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Hole Diameter1.531 INCHES NOMINAL IN
Overall Diameter3.000 INCHES NOMINAL IN
MaterialSTEEL COMP 1018 OVERALL
Thickness0.188 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5340-00-734-01587340158 INTERCHANGEABLE
Plug,expansion
U S Army Tank Automotive Command Amsta-Im-Mm
5305-01-559-873673813 INTERCHANGEABLE
Screw,cap,socket Head
Fastenal Company Div Flpan
Cross-Reference Index
Part NumberManufacturer
73813 PRIMARY Dresser, Llc (USA)
1D4271 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
5340-00-734-0158INTERCHANGEABLE
PLUG,EXPANSION
7340158
5305-01-559-8736INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
73813

Frequently Asked Questions

What is NSN 5310-00-271-3202?

NSN 5310-00-271-3202 is a Washer,flat, manufactured by Dresser, Llc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-271-3202?

NSN 5310-00-271-3202 has 2 cross-referenced part numbers: 73813 (Dresser, Llc), 1D4271 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 5310-00-271-3202?

There are 2 known substitutes for 5310-00-271-3202: 5340-00-734-0158, 5305-01-559-8736. Verify interchangeability with system specifications before substitution.

What are the specifications of 73813?

Key specifications for 73813: Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Hole Diameter: 1.531 INCHES NOMINAL IN; Overall Diameter: 3.000 INCHES NOMINAL IN; Material: STEEL COMP 1018 OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-271-3202 still in active supply?

NSN 5310-00-271-3202 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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