PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31185Gasket

Kidde Inc Walter Kidde Div · NSN 5330-00-485-4340 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-485-4340 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-485-4340. Primary manufacturer part number: 31185.
Features
  • Gasket — FSC 5330
  • Aperture Diameter: 0.471 INCHES NOMINAL IN
  • Cross-Sectional Thickness: 0.250 INCHES NOMINAL IN
  • Outside Diameter: 0.812 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC OR RUBBER CHLOROPRENE CLASS CR OVERALL
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Style Designator: CIRCULAR
  • 2 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic or Rubber Chloroprene Class Cr Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-485-4340, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kidde Inc Walter Kidde Div. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN5330-00-485-4340
Primary Part Number31185
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerKidde Inc Walter Kidde Div
StatusCANCELLED
Aperture Diameter0.471 INCHES NOMINAL IN
Cross-Sectional Thickness0.250 INCHES NOMINAL IN
Outside Diameter0.812 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC OR RUBBER CHLOROPRENE CLASS CR OVERALL
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Style DesignatorCIRCULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5330-00-187-153110453-4 INTERCHANGEABLE
Gasket
Cummins Inc.
5136-00-189-3219402316 INTERCHANGEABLE
Die,thread Cutting
Greenfield Industries Inc
5330-00-702-552231185 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
1630-00-730-01263-1185 INTERCHANGEABLE
Wheel,landing Gear
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
5307-01-178-1435431185001 INTERCHANGEABLE
Stud
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
6145-01-518-057431185-015 INTERCHANGEABLE
Cable,power,electrical
Anacom Inc
Cross-Reference Index
Part NumberManufacturer
31185 PRIMARY Kidde Inc Walter Kidde Div (USA)
31185 Kidde-Fenwal, Llc (USA)
Related Parts
5330-00-187-1531INTERCHANGEABLE
GASKET
10453-4
5136-00-189-3219INTERCHANGEABLE
DIE,THREAD CUTTING
402316
5330-00-702-5522INTERCHANGEABLE
SEAL,PLAIN ENCASED
31185
1630-00-730-0126INTERCHANGEABLE
WHEEL,LANDING GEAR
3-1185
5307-01-178-1435INTERCHANGEABLE
STUD
431185001
6145-01-518-0574INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
31185-015

Frequently Asked Questions

What is NSN 5330-00-485-4340?

NSN 5330-00-485-4340 is a Gasket, manufactured by Kidde Inc Walter Kidde Div, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-485-4340?

NSN 5330-00-485-4340 has 2 cross-referenced part numbers: 31185 (Kidde Inc Walter Kidde Div), 31185 (Kidde-Fenwal, Llc).

What NSN replaces 5330-00-485-4340?

There are 6 known substitutes for 5330-00-485-4340: 5330-00-187-1531, 5136-00-189-3219, 5330-00-702-5522 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31185?

Key specifications for 31185: Aperture Diameter: 0.471 INCHES NOMINAL IN; Cross-Sectional Thickness: 0.250 INCHES NOMINAL IN; Outside Diameter: 0.812 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC OR RUBBER CHLOROPRENE CLASS CR OVERALL. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-485-4340 still in active supply?

NSN 5330-00-485-4340 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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