PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20021Gasket

Westerbeke Corporation · NSN 5330-01-273-9966 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-273-9966 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-273-9966. Primary manufacturer part number: 20021.
Features
  • Gasket — FSC 5330
  • 1 verified cross-reference
  • Primary manufacturer: Westerbeke Corporation
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-01-273-9966, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Westerbeke Corporation. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGasket
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersWesterbeke Corporation (CAGE 03798)
Technical Specifications
ParameterValue
NSN5330-01-273-9966
Primary Part Number20021
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerWesterbeke Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5133-00-234-5141 INTERCHANGEABLE
Drill,twist
3120-00-247-4817 INTERCHANGEABLE
Bearing,washer,thrust
5960-00-270-33267583084 INTERCHANGEABLE
Retainer,electron Tube
Us Army Aviation and Missile Command
5910-00-280-761120021 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Cd Snow Hill, Llc
5920-00-280-8342 INTERCHANGEABLE
Fuse,cartridge
5360-00-498-068620021 INTERCHANGEABLE
Spring,helical,compression
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5950-00-647-705406703REVG INTERCHANGEABLE
Transformer,audio Frequency
L3harris Technologies, Inc. Div Space and Airborne Systems
3020-00-938-897254A50B194 INTERCHANGEABLE
Pulley,container
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3040-01-091-38452002-1 INTERCHANGEABLE
Connecting Link,rigid
Tyee Aircraft Inc Div Tyee Aircraft
4820-01-120-0485 INTERCHANGEABLE
Bonnet,valve
Cross-Reference Index
Part NumberManufacturer
20021 PRIMARY Westerbeke Corporation (USA)
Related Parts
5133-00-234-5141INTERCHANGEABLE
DRILL,TWIST
3120-00-247-4817INTERCHANGEABLE
BEARING,WASHER,THRUST
5960-00-270-3326INTERCHANGEABLE
RETAINER,ELECTRON TUBE
7583084
5910-00-280-7611INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
20021
5920-00-280-8342INTERCHANGEABLE
FUSE,CARTRIDGE
5360-00-498-0686INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
20021
5950-00-647-7054INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
06703REVG
3020-00-938-8972INTERCHANGEABLE
PULLEY,CONTAINER
54A50B194
3040-01-091-3845INTERCHANGEABLE
CONNECTING LINK,RIGID
2002-1
4820-01-120-0485INTERCHANGEABLE
BONNET,VALVE
2910-01-245-3903INTERCHANGEABLE
CYLINDER,QUICK START
20021
2540-01-560-2062INTERCHANGEABLE
CONTROL BOX,ELECTRICAL,VEHICULAR
6031580

Frequently Asked Questions

What is NSN 5330-01-273-9966?

NSN 5330-01-273-9966 is a Gasket, manufactured by Westerbeke Corporation, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-273-9966?

NSN 5330-01-273-9966 has 1 cross-referenced part number: 20021 (Westerbeke Corporation).

What NSN replaces 5330-01-273-9966?

There are 12 known substitutes for 5330-01-273-9966: 5133-00-234-5141, 3120-00-247-4817, 5960-00-270-3326 and 9 more. Verify interchangeability with system specifications before substitution.

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