PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

519210Washer,key

Paradigm Manchester Inc. Dba Pursuit Aerospace · NSN 5310-00-943-2475 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-943-2475 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-943-2475. Primary manufacturer part number: 519210.
Features
  • Washer,key — FSC 5310
  • Material Document and Classification: AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL OVERALL
  • External Key Quantity: 1
  • 3 verified cross-references
  • Primary manufacturer: Paradigm Manchester Inc. Dba Pursuit Aerospace
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-943-2475, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Paradigm Manchester Inc. Dba Pursuit Aerospace. Government technical data includes 3 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-943-2475
Primary Part Number519210
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerParadigm Manchester Inc. Dba Pursuit Aerospace
StatusACTIVE
Material Document and ClassificationAMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL OVERALL
External Key Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2610-00-051-9210 INTERCHANGEABLE
Inner Tube,pneumatic Tire,vehicu
Cross-Reference Index
Part NumberManufacturer
519210 PRIMARY Paradigm Manchester Inc. Dba Pursuit Aerospace (USA)
519210 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
519210 Dynamic Gunver Technologies Llc (USA)
Related Parts
2610-00-051-9210INTERCHANGEABLE
INNER TUBE,PNEUMATIC TIRE,VEHICU

Frequently Asked Questions

What is NSN 5310-00-943-2475?

NSN 5310-00-943-2475 is a Washer,key, manufactured by Paradigm Manchester Inc. Dba Pursuit Aerospace, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-943-2475?

NSN 5310-00-943-2475 has 3 cross-referenced part numbers: 519210 (Paradigm Manchester Inc. Dba Pursuit Aerospace), 519210 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 519210 (Dynamic Gunver Technologies Llc).

What NSN replaces 5310-00-943-2475?

There is 1 known substitute for 5310-00-943-2475: 2610-00-051-9210. Verify interchangeability with system specifications before substitution.

What are the specifications of 519210?

Key specifications for 519210: Material Document and Classification: AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL OVERALL; External Key Quantity: 1; Special Features: FIVE SLOTS,EQUALLY SPACED OVER ARC WITHIN 0.020 EITHER SIDE OF TRUE POSITION,ARC LOCATED ON PERIPHERAL OPPOSITE KEY. 4 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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