PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5310PL0636490Washer,flat

Jednolity Indeks Materialowy - Uniform Material Index · NSN 5310-00-731-3441 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-731-3441 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-731-3441. Primary manufacturer part number: 5310PL0636490.
Features
  • Washer,flat — FSC 5310
  • Material: COPPER OVERALL
  • Center Hole Shape Style: ROUND
  • Overall Diameter: 2.122 INCHES MINIMUM AND 2.127 INCHES MAXIMUM IN
  • Thickness: 0.031 INCHES NOMINAL IN
  • Hole Diameter: 1.440 INCHES MINIMUM AND 1.446 INCHES MAXIMUM IN
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-731-3441, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Jednolity Indeks Materialowy - Uniform Material Index. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-731-3441
Primary Part Number5310PL0636490
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerJednolity Indeks Materialowy - Uniform Material Index
StatusACTIVE
MaterialCOPPER OVERALL
Center Hole Shape StyleROUND
Overall Diameter2.122 INCHES MINIMUM AND 2.127 INCHES MAXIMUM IN
Thickness0.031 INCHES NOMINAL IN
Hole Diameter1.440 INCHES MINIMUM AND 1.446 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5930-00-108-4224 INTERCHANGEABLE
Switch,toggle
4720-00-274-11541525-6 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
6695-00-477-534928350F INTERCHANGEABLE
Calibration Set,primary Referenc
Meggitt (orange County), Inc.
3220-00-982-3287 INTERCHANGEABLE
Saw,band,woodworking
Cross-Reference Index
Part NumberManufacturer
5310PL0636490 Jednolity Indeks Materialowy - Uniform Material Index (POL)
28350 Davey Compressor Co Div of Keco Industries Inc (USA)
28350 Drs Environmental Systems Inc (USA)
Related Parts
5930-00-108-4224INTERCHANGEABLE
SWITCH,TOGGLE
4720-00-274-1154INTERCHANGEABLE
HOSE,NONMETALLIC
1525-6
6695-00-477-5349INTERCHANGEABLE
CALIBRATION SET,PRIMARY REFERENC
28350F
3220-00-982-3287INTERCHANGEABLE
SAW,BAND,WOODWORKING

Frequently Asked Questions

What is NSN 5310-00-731-3441?

NSN 5310-00-731-3441 is a Washer,flat, manufactured by Jednolity Indeks Materialowy - Uniform Material Index, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-731-3441?

NSN 5310-00-731-3441 has 3 cross-referenced part numbers: 5310PL0636490 (Jednolity Indeks Materialowy - Uniform Material Index), 28350 (Davey Compressor Co Div of Keco Industries Inc), 28350 (Drs Environmental Systems Inc).

What NSN replaces 5310-00-731-3441?

There are 4 known substitutes for 5310-00-731-3441: 5930-00-108-4224, 4720-00-274-1154, 6695-00-477-5349 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5310PL0636490?

Key specifications for 5310PL0636490: Material: COPPER OVERALL; Center Hole Shape Style: ROUND; Overall Diameter: 2.122 INCHES MINIMUM AND 2.127 INCHES MAXIMUM IN; Thickness: 0.031 INCHES NOMINAL IN. 7 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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