PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

471539Washer,key

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5310-00-941-3759 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-941-3759 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-941-3759. Primary manufacturer part number: 471539.
Features
  • Washer,key — FSC 5310
  • Material Document and Classification: AMS 5040 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5042 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 1010 OVERALL
  • Outside Diameter: 2.380 INCHES MINIMUM AND 2.400 INCHES MAXIMUM IN
  • Angle Between External Keys: 90.0 DEGREES NOMINAL
  • Hole Diameter: 2.210 INCHES MINIMUM AND 2.230 INCHES MAXIMUM IN
  • 3 verified cross-references
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1010 Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-941-3759, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 5 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
NSN5310-00-941-3759
Primary Part Number471539
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Material Document and ClassificationAMS 5040 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5042 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 1010 OVERALL
Outside Diameter2.380 INCHES MINIMUM AND 2.400 INCHES MAXIMUM IN
Angle Between External Keys90.0 DEGREES NOMINAL
Hole Diameter2.210 INCHES MINIMUM AND 2.230 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6530-01-566-108247-1539 INTERCHANGEABLE
Probe,radiation Detection
Ludlum Measurements Inc
Cross-Reference Index
Part NumberManufacturer
471539 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
471539 Alinabal Holdings Corporation Div Engineered Products Group (USA)
471539 Turbo Power & Marine System Inc Sub of United Technologies Corp (USA)
Related Parts
6530-01-566-1082INTERCHANGEABLE
PROBE,RADIATION DETECTION
47-1539

Frequently Asked Questions

What is NSN 5310-00-941-3759?

NSN 5310-00-941-3759 is a Washer,key, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-941-3759?

NSN 5310-00-941-3759 has 3 cross-referenced part numbers: 471539 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 471539 (Alinabal Holdings Corporation Div Engineered Products Group), 471539 (Turbo Power & Marine System Inc Sub of United Technologies Corp).

What NSN replaces 5310-00-941-3759?

There is 1 known substitute for 5310-00-941-3759: 6530-01-566-1082. Verify interchangeability with system specifications before substitution.

What are the specifications of 471539?

Key specifications for 471539: Material Document and Classification: AMS 5040 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5042 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL COMP 1010 OVERALL; Outside Diameter: 2.380 INCHES MINIMUM AND 2.400 INCHES MAXIMUM IN; Angle Between External Keys: 90.0 DEGREES NOMINAL. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com