PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1521946Gasket

General Motors Corp · NSN 5330-00-202-4180 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-202-4180 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-202-4180. Primary manufacturer part number: 1521946.
Features
  • Gasket — FSC 5330
  • Outside Diameter: 2.547 INCHES NOMINAL IN
  • Cross-Sectional Thickness: 0.125 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Material: CORK OVERALL
  • Style Designator: CIRCULAR
  • Aperture Diameter: 2.062 INCHES NOMINAL IN
  • 13 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Cork Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-202-4180, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Motors Corp. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-202-4180
Primary Part Number1521946
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusCANCELLED
Outside Diameter2.547 INCHES NOMINAL IN
Cross-Sectional Thickness0.125 INCHES NOMINAL IN
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
MaterialCORK OVERALL
Style DesignatorCIRCULAR
Aperture Diameter2.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
4730-00-401-9245SF-199-9#G INTERCHANGEABLE
Elbow
Cooper Machinery Services Llc
5935-00-771-688060-42622-7S INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corp Div Amphenol Aerospace Operations
2910-00-845-67701701232C91 INTERCHANGEABLE
Filter,fluid
Navistar Intl Corp Truck Br Ohio Plant
5999-01-197-7790FG-2 INTERCHANGEABLE
Tool Handle,anode
Sifco Applied Surface Concepts, Llc
8425-01-546-4836FG-2 INTERCHANGEABLE
Drawers,women's
Omni Medical Systems, Inc. Dba Omni Medical Systems
Cross-Reference Index
Part NumberManufacturer
1521946 PRIMARY General Motors Corp (USA)
5591926 General Motors Llc Dba General Motors (USA)
5591926 PRIMARY General Motors Corp (USA)
FG2 General Motors Corp (USA)
1521946 General Motors Llc Dba General Motors Llc (USA)
5292974 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
1538342 General Motors Llc Dba General Motors (USA)
1521946 General Motors Llc Dba General Motors (USA)
5591926 General Motors Llc Dba General Motors Llc (USA)
1538342 General Motors Corp (USA)
FG2 General Motors Llc Dba General Motors (USA)
1538342 General Motors Llc Dba General Motors Llc (USA)
FG2 General Motors Llc Dba General Motors Llc (USA)
Related Parts
4730-00-401-9245INTERCHANGEABLE
ELBOW
SF-199-9#G
5935-00-771-6880INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
60-42622-7S
2910-00-845-6770INTERCHANGEABLE
FILTER,FLUID
1701232C91
5999-01-197-7790INTERCHANGEABLE
TOOL HANDLE,ANODE
FG-2
8425-01-546-4836INTERCHANGEABLE
DRAWERS,WOMEN'S
FG-2

Frequently Asked Questions

What is NSN 5330-00-202-4180?

NSN 5330-00-202-4180 is a Gasket, manufactured by General Motors Corp, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-202-4180?

NSN 5330-00-202-4180 has 13 cross-referenced part numbers: 1521946 (General Motors Corp), 5591926 (General Motors Llc Dba General Motors), 5591926 (General Motors Corp), FG2 (General Motors Corp), 1521946 (General Motors Llc Dba General Motors Llc) and 8 more.

What NSN replaces 5330-00-202-4180?

There are 5 known substitutes for 5330-00-202-4180: 4730-00-401-9245, 5935-00-771-6880, 2910-00-845-6770 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1521946?

Key specifications for 1521946: Outside Diameter: 2.547 INCHES NOMINAL IN; Cross-Sectional Thickness: 0.125 INCHES NOMINAL IN; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Material: CORK OVERALL. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-202-4180 still in active supply?

NSN 5330-00-202-4180 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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