PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

550046Washer,flat

Paratech Inc · NSN 5310-01-408-5866 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-408-5866 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-408-5866. Primary manufacturer part number: 550046.
Features
  • Washer,flat — FSC 5310
  • 1 verified cross-reference
  • Primary manufacturer: Paratech Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-408-5866, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Paratech Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWasher,flat
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersParatech Inc (CAGE 30978)
Technical Specifications
ParameterValue
NSN5310-01-408-5866
Primary Part Number550046
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerParatech Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-155-6433 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
550046 PRIMARY Paratech Inc (USA)
Related Parts
3110-00-155-6433INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 5310-01-408-5866?

NSN 5310-01-408-5866 is a Washer,flat, manufactured by Paratech Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-408-5866?

NSN 5310-01-408-5866 has 1 cross-referenced part number: 550046 (Paratech Inc).

What NSN replaces 5310-01-408-5866?

There is 1 known substitute for 5310-01-408-5866: 3110-00-155-6433. Verify interchangeability with system specifications before substitution.

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