PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25820Gasket

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 5330-00-641-6486 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-641-6486 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-641-6486. Primary manufacturer part number: 25820.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • FSC Application Data: ENGINE,AIRCRAFT,RECIPROCATING
  • Material: ASBESTOS AND RUBBER SYNTHETIC OVERALL
  • Outside Corner Radius: 0.250 INCHES NOMINAL IN
  • Material Document and Classification: AMS 3232 ASSN STD ALL MATERIAL RESPONSES OVERALL
  • Hole Diameter: 0.266 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
  • Bolt Circle Diameter: 2.125 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Asbestos and Rubber Synthetic Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-641-6486, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-641-6486
Primary Part Number25820
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusCANCELLED
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
FSC Application DataENGINE,AIRCRAFT,RECIPROCATING
MaterialASBESTOS AND RUBBER SYNTHETIC OVERALL
Outside Corner Radius0.250 INCHES NOMINAL IN
Material Document and ClassificationAMS 3232 ASSN STD ALL MATERIAL RESPONSES OVERALL
Hole Diameter0.266 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Bolt Circle Diameter2.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
3110-00-100-055025820 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
4720-00-540-19791540-20 INTERCHANGEABLE
Hose,nonmetallic
Danfoss Power Solutions II, Llc
7050-00-986-2373 INTERCHANGEABLE
Idler,stacker
4810-01-234-605925820 INTERCHANGEABLE
Seat,valve
Eaton Aerospace Llc
5325-01-369-2629 INTERCHANGEABLE
Grommet,nonmetallic
5120-01-565-1307 INTERCHANGEABLE
Wrench,box and Open End,combinat
Cross-Reference Index
Part NumberManufacturer
25820 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
A25820 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
25820 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
3110-00-100-0550INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
25820
4720-00-540-1979INTERCHANGEABLE
HOSE,NONMETALLIC
1540-20
7050-00-986-2373INTERCHANGEABLE
IDLER,STACKER
4810-01-234-6059INTERCHANGEABLE
SEAT,VALVE
25820
5325-01-369-2629INTERCHANGEABLE
GROMMET,NONMETALLIC
5120-01-565-1307INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT

Frequently Asked Questions

What is NSN 5330-00-641-6486?

NSN 5330-00-641-6486 is a Gasket, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-641-6486?

NSN 5330-00-641-6486 has 3 cross-referenced part numbers: 25820 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), A25820 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 25820 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 5330-00-641-6486?

There are 6 known substitutes for 5330-00-641-6486: 3110-00-100-0550, 4720-00-540-1979, 7050-00-986-2373 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25820?

Key specifications for 25820: Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; FSC Application Data: ENGINE,AIRCRAFT,RECIPROCATING; Material: ASBESTOS AND RUBBER SYNTHETIC OVERALL; Outside Corner Radius: 0.250 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-641-6486 still in active supply?

NSN 5330-00-641-6486 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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