PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3408-2Washer Blank

Avox Systems Inc Dba Avox Systems Inc · NSN 5310-01-537-2656 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-537-2656 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-537-2656. Primary manufacturer part number: 3408-2.
Features
  • Washer Blank — FSC 5310
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: BLANK RECTANGULAR
  • Overall Diameter: 3.343 INCHES NOMINAL IN
  • Thickness: 0.062 INCHES NOMINAL IN
  • Material: PLASTIC PHENOLIC SEALING ELEMENT
  • 1 verified cross-reference
  • Primary manufacturer: Avox Systems Inc Dba Avox Systems Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Phenolic Sealing Element construction
General Description

The Washer Blank, cataloged under National Stock Number 5310-01-537-2656, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Avox Systems Inc Dba Avox Systems Inc. Government technical data includes 5 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-537-2656
Primary Part Number3408-2
Item NameWasher Blank
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAvox Systems Inc Dba Avox Systems Inc
StatusACTIVE
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleBLANK RECTANGULAR
Overall Diameter3.343 INCHES NOMINAL IN
Thickness0.062 INCHES NOMINAL IN
MaterialPLASTIC PHENOLIC SEALING ELEMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2520-00-244-164134082 INTERCHANGEABLE
Clutch Assy,forward
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
2530-00-301-7763811351 INTERCHANGEABLE
Hub
Am General Llc
5330-00-605-1712A3408267 INTERCHANGEABLE
Gasket
Leslie Controls, Inc. Dba Leslie Controls Inc
5133-01-017-8780 INTERCHANGEABLE
Drill,twist
3020-01-315-7710 INTERCHANGEABLE
Gear,helical
5998-01-320-1712 INTERCHANGEABLE
Printed Circuit Board
Cross-Reference Index
Part NumberManufacturer
3408-2 PRIMARY Avox Systems Inc Dba Avox Systems Inc (USA)
Related Parts
2520-00-244-1641INTERCHANGEABLE
CLUTCH ASSY,FORWARD
34082
2530-00-301-7763INTERCHANGEABLE
HUB
811351
5330-00-605-1712INTERCHANGEABLE
GASKET
A3408267
5133-01-017-8780INTERCHANGEABLE
DRILL,TWIST
3020-01-315-7710INTERCHANGEABLE
GEAR,HELICAL
5998-01-320-1712INTERCHANGEABLE
PRINTED CIRCUIT BOARD

Frequently Asked Questions

What is NSN 5310-01-537-2656?

NSN 5310-01-537-2656 is a Washer Blank, manufactured by Avox Systems Inc Dba Avox Systems Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-537-2656?

NSN 5310-01-537-2656 has 1 cross-referenced part number: 3408-2 (Avox Systems Inc Dba Avox Systems Inc).

What NSN replaces 5310-01-537-2656?

There are 6 known substitutes for 5310-01-537-2656: 2520-00-244-1641, 2530-00-301-7763, 5330-00-605-1712 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3408-2?

Key specifications for 3408-2: Peripheral Shape Style: ROUND; Cross-Sectional Shape Style: BLANK RECTANGULAR; Overall Diameter: 3.343 INCHES NOMINAL IN; Special Features: 1 INTERNAL KEYWAY, 0.125 RADIUS. 6 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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