PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A2131Gasket

Benmar Heater Div Stacee Mfg Inc · NSN 5330-00-706-5399 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-706-5399 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-706-5399. Primary manufacturer part number: A2131.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Thickness: 0.094 INCHES NOMINAL IN
  • Outside Diameter: 1.250 INCHES NOMINAL IN
  • Aperture Diameter: 0.406 INCHES NOMINAL IN
  • Style Designator: CIRCULAR
  • Material: RUBBER OVERALL
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • 2 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-706-5399, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Benmar Heater Div Stacee Mfg Inc. 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-706-5399
Primary Part NumberA2131
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerBenmar Heater Div Stacee Mfg Inc
StatusACTIVE
Cross-Sectional Thickness0.094 INCHES NOMINAL IN
Outside Diameter1.250 INCHES NOMINAL IN
Aperture Diameter0.406 INCHES NOMINAL IN
Style DesignatorCIRCULAR
MaterialRUBBER OVERALL
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5325-00-221-27700151-2 INTERCHANGEABLE
Eyelet,metallic
Lockheed Martin Corporation Div Rms - Mitchel Field
1730-01-079-2071 INTERCHANGEABLE
Ring Assembly,purgi
4730-01-113-187099133147 INTERCHANGEABLE
Strainer,sediment
Alfa Laval Inc
5340-01-147-800599132722 INTERCHANGEABLE
Plunger,detent
Alfa Laval Inc
4820-01-151-379999117235 INTERCHANGEABLE
Valve,priming
Alfa Laval Inc
Cross-Reference Index
Part NumberManufacturer
A2131 Benmar Heater Div Stacee Mfg Inc (USA)
559H2-3545 Kurz & Root Generator Company, Llc (USA)
Related Parts
5325-00-221-2770INTERCHANGEABLE
EYELET,METALLIC
0151-2
1730-01-079-2071INTERCHANGEABLE
RING ASSEMBLY,PURGI
4730-01-113-1870INTERCHANGEABLE
STRAINER,SEDIMENT
99133147
5340-01-147-8005INTERCHANGEABLE
PLUNGER,DETENT
99132722
4820-01-151-3799INTERCHANGEABLE
VALVE,PRIMING
99117235

Frequently Asked Questions

What is NSN 5330-00-706-5399?

NSN 5330-00-706-5399 is a Gasket, manufactured by Benmar Heater Div Stacee Mfg Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-706-5399?

NSN 5330-00-706-5399 has 2 cross-referenced part numbers: A2131 (Benmar Heater Div Stacee Mfg Inc), 559H2-3545 (Kurz & Root Generator Company, Llc).

What NSN replaces 5330-00-706-5399?

There are 5 known substitutes for 5330-00-706-5399: 5325-00-221-2770, 1730-01-079-2071, 4730-01-113-1870 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A2131?

Key specifications for A2131: Cross-Sectional Thickness: 0.094 INCHES NOMINAL IN; Outside Diameter: 1.250 INCHES NOMINAL IN; Aperture Diameter: 0.406 INCHES NOMINAL IN; Style Designator: CIRCULAR. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com