PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

98255Gasket

Hdt Expeditionary Systems Inc · NSN 5330-01-037-7199 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-037-7199 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-037-7199. Primary manufacturer part number: 98255.
Features
  • Gasket — FSC 5330
  • Aperture Diameter: 8.250 INCHES NOMINAL IN
  • Outside Diameter: 13.500 INCHES NOMINAL IN
  • Bolt Circle Diameter: 11.750 INCHES NOMINAL IN
  • Material: RUBBER CHLOROPRENE CLASS CR OVERALL
  • Bolt Hole Quantity: 8
  • Cross-Sectional Thickness: 0.250 INCHES NOMINAL IN
  • Hole Diameter: 0.812 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED 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 5330-01-037-7199, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-037-7199
Primary Part Number98255
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
Aperture Diameter8.250 INCHES NOMINAL IN
Outside Diameter13.500 INCHES NOMINAL IN
Bolt Circle Diameter11.750 INCHES NOMINAL IN
MaterialRUBBER CHLOROPRENE CLASS CR OVERALL
Bolt Hole Quantity8
Cross-Sectional Thickness0.250 INCHES NOMINAL IN
Hole Diameter0.812 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Style DesignatorCIRCULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3040-01-445-3079982-55 INTERCHANGEABLE
Shaft,shouldered
Insinger Machine Co
Cross-Reference Index
Part NumberManufacturer
98255 Drs Environmental Systems Inc (USA)
98255 PRIMARY Hdt Expeditionary Systems Inc (USA)
98255 Keco Industries, Inc. (USA)
Related Parts
3040-01-445-3079INTERCHANGEABLE
SHAFT,SHOULDERED
982-55

Frequently Asked Questions

What is NSN 5330-01-037-7199?

NSN 5330-01-037-7199 is a Gasket, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-037-7199?

NSN 5330-01-037-7199 has 3 cross-referenced part numbers: 98255 (Drs Environmental Systems Inc), 98255 (Hdt Expeditionary Systems Inc), 98255 (Keco Industries, Inc.).

What NSN replaces 5330-01-037-7199?

There is 1 known substitute for 5330-01-037-7199: 3040-01-445-3079. Verify interchangeability with system specifications before substitution.

What are the specifications of 98255?

Key specifications for 98255: Aperture Diameter: 8.250 INCHES NOMINAL IN; Outside Diameter: 13.500 INCHES NOMINAL IN; Bolt Circle Diameter: 11.750 INCHES NOMINAL IN; Material: RUBBER CHLOROPRENE CLASS CR OVERALL. 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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