PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

398-00Gasket

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 5330-01-180-2426 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-180-2426 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-180-2426. Primary manufacturer part number: 398-00.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Bolt Hole Quantity: 4
  • Material: RUBBER CHLOROPRENE CLASS CR OVERALL
  • Bolt Circle Diameter: 3.750 INCHES NOMINAL IN
  • Aperture Diameter: 2.875 INCHES NOMINAL IN
  • Style Designator: CIRCULAR
  • Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Chloroprene Class Cr Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-01-180-2426, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-180-2426
Primary Part Number398-00
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Bolt Hole Quantity4
MaterialRUBBER CHLOROPRENE CLASS CR OVERALL
Bolt Circle Diameter3.750 INCHES NOMINAL IN
Aperture Diameter2.875 INCHES NOMINAL IN
Style DesignatorCIRCULAR
Cross-Sectional Thickness0.031 INCHES NOMINAL IN
Outside Diameter4.625 INCHES NOMINAL IN
Hole Diameter0.562 INCHES NOMINAL SINGLE HOLE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3120-01-494-85459075-39795 ITEM 5 INTERCHANGEABLE
Bushing,sleeve
Moog Inc. Dba Ampac-Isp Corp
4210-01-670-851439800 INTERCHANGEABLE
Coupling Assembly,hose,fire Figh
Superior Flame Fighter Corporation Dba National Fleet Products
Cross-Reference Index
Part NumberManufacturer
398 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
398-00 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
3120-01-494-8545INTERCHANGEABLE
BUSHING,SLEEVE
9075-39795 ITEM 5
4210-01-670-8514INTERCHANGEABLE
COUPLING ASSEMBLY,HOSE,FIRE FIGH
39800

Frequently Asked Questions

What is NSN 5330-01-180-2426?

NSN 5330-01-180-2426 is a Gasket, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-180-2426?

NSN 5330-01-180-2426 has 2 cross-referenced part numbers: 398 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 398-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 5330-01-180-2426?

There are 2 known substitutes for 5330-01-180-2426: 3120-01-494-8545, 4210-01-670-8514. Verify interchangeability with system specifications before substitution.

What are the specifications of 398-00?

Key specifications for 398-00: Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Bolt Hole Quantity: 4; Material: RUBBER CHLOROPRENE CLASS CR OVERALL; Bolt Circle Diameter: 3.750 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

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