PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26431Gasket

Defense & Development Enterprises Llc · NSN 5330-00-704-6910 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-704-6910 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-704-6910. Primary manufacturer part number: 26431.
Features
  • Gasket — FSC 5330
  • Style Designator: NON-CIRCULAR
  • Aperture Diameter: 2.175 INCHES MINIMUM AND 2.205 INCHES MAXIMUM IN
  • Side Radius From Gasket Center: 1.212 INCHES MINIMUM AND 1.227 INCHES MAXIMUM IN
  • Cross-Sectional Thickness: 0.028 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
  • Outside Corner Radius: 0.230 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
  • Bolt Circle Diameter: 1.836 INCHES MINIMUM AND 1.876 INCHES MAXIMUM IN
  • Bolt Hole Quantity: 4
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Asbestos and Rubber Natural or Rubber Synthetic Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-704-6910, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Defense & Development Enterprises Llc. Government technical data includes 11 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: Active.

Technical Specifications
ParameterValue
NSN5330-00-704-6910
Primary Part Number26431
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerDefense & Development Enterprises Llc
StatusACTIVE
Style DesignatorNON-CIRCULAR
Aperture Diameter2.175 INCHES MINIMUM AND 2.205 INCHES MAXIMUM IN
Side Radius From Gasket Center1.212 INCHES MINIMUM AND 1.227 INCHES MAXIMUM IN
Cross-Sectional Thickness0.028 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
Outside Corner Radius0.230 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
Bolt Circle Diameter1.836 INCHES MINIMUM AND 1.876 INCHES MAXIMUM IN
Bolt Hole Quantity4
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Material Document and ClassificationMIL-A-7021,CL 1 MIL SPEC ALL MATERIAL RESPONSES OVERALL
MaterialASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
Hole Diameter0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4720-00-358-610726431 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5950-00-645-727926431 INTERCHANGEABLE
Transformer,power
Freed Transformer Co
5940-00-732-90571117-13-0119 INTERCHANGEABLE
Terminal,feedthru
Concord Electronics, Inc.
5950-01-148-6053989115-1B INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
5935-01-167-70182643-1 INTERCHANGEABLE
Connector,receptacle,electrical
Microwave Devices Inc
5340-01-334-142226431 INTERCHANGEABLE
Hardware Kit,electronic Equipmen
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
Cross-Reference Index
Part NumberManufacturer
26431 PRIMARY Defense & Development Enterprises Llc (USA)
26431 Triumph Thermal Systems - Maryland, Inc. (USA)
Related Parts
4720-00-358-6107INTERCHANGEABLE
HOSE,PREFORMED
26431
5950-00-645-7279INTERCHANGEABLE
TRANSFORMER,POWER
26431
5940-00-732-9057INTERCHANGEABLE
TERMINAL,FEEDTHRU
1117-13-0119
5950-01-148-6053INTERCHANGEABLE
COIL,RADIO FREQUENCY
989115-1B
5935-01-167-7018INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2643-1
5340-01-334-1422INTERCHANGEABLE
HARDWARE KIT,ELECTRONIC EQUIPMEN
26431

Frequently Asked Questions

What is NSN 5330-00-704-6910?

NSN 5330-00-704-6910 is a Gasket, manufactured by Defense & Development Enterprises Llc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-704-6910?

NSN 5330-00-704-6910 has 2 cross-referenced part numbers: 26431 (Defense & Development Enterprises Llc), 26431 (Triumph Thermal Systems - Maryland, Inc.).

What NSN replaces 5330-00-704-6910?

There are 6 known substitutes for 5330-00-704-6910: 4720-00-358-6107, 5950-00-645-7279, 5940-00-732-9057 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 26431?

Key specifications for 26431: Style Designator: NON-CIRCULAR; Aperture Diameter: 2.175 INCHES MINIMUM AND 2.205 INCHES MAXIMUM IN; Side Radius From Gasket Center: 1.212 INCHES MINIMUM AND 1.227 INCHES MAXIMUM IN; Overall Width: 2.296 INCHES MINIMUM AND 2.456 INCHES MAXIMUM IN. 12 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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