PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2507294-40O-Ring

Parker-Hannifin Corp Div O-Ring Division · NSN 5331-01-037-6127 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-037-6127 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-037-6127. Primary manufacturer part number: 2507294-40.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Elongation Percentage: 331 MAXIMUM
  • Temp Rating: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Center Hole Diameter: 6.211 INCHES MINIMUM AND 6.257 INCHES MAXIMUM IN
  • Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL
  • 19 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-037-6127, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 19 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-01-037-6127
Primary Part Number2507294-40
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker-Hannifin Corp Div O-Ring Division
StatusCANCELLED
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Elongation Percentage331 MAXIMUM
Temp Rating-30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Center Hole Diameter6.211 INCHES MINIMUM AND 6.257 INCHES MAXIMUM IN
Hardness Rating70.0 SHORE DUROMETER A NOMINAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
6240-00-635-60691489 INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
4240-01-247-723051489 INTERCHANGEABLE
Cartridge,respirator,air Filteri
Square D Co Monroe Plant
3040-01-298-329951489 INTERCHANGEABLE
Plate,retaining,shaft
Husco International Inc
Cross-Reference Index
Part NumberManufacturer
2507294-40 Naval Sea Systems Command (USA)
2507294 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
2507294-40 PRIMARY Parker-Hannifin Corp Div O-Ring Division (USA)
XOR-6.234 X .139 Altra Industrial Motion Corp. (USA)
2507294-40 Parker Brownsville Servicio S.a. De C.v. (MEX)
2507294-40 Parco, Llc (USA)
2-259N219-70 Parker-Hannifin Corp Div O-Ring Division (USA)
2507294-40 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
2-259N674-70 Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division (USA)
25K-40608 Dana Off Highway Products, Llc (USA)
AS568-259 Society of Automotive Engineers Inc (USA)
25K-40608 Vme Americas Inc Sub of Vme Group N V (USA)
2-259N674-70 Parker-Hannifin Corp Div O-Ring Division (USA)
51489 Altra Industrial Motion Corp. (USA)
N0674 2-259 Parker-Hannifin Corp Div O-Ring Division (USA)
XOR-6.234 X Zf Industrieantriebe Witten Gmbh (DEU)
32595030 Dynex/rivett Inc. (USA)
2-259 N0674-70 Parker-Hannifin Corp Div O-Ring Division (USA)
D2000 GR M3CH714A25B34E016E036 Society of Automotive Engineers Inc (USA)
Related Parts
6240-00-635-6069INTERCHANGEABLE
LAMP,INCANDESCENT
1489
4240-01-247-7230INTERCHANGEABLE
CARTRIDGE,RESPIRATOR,AIR FILTERI
51489
3040-01-298-3299INTERCHANGEABLE
PLATE,RETAINING,SHAFT
51489

Frequently Asked Questions

What is NSN 5331-01-037-6127?

NSN 5331-01-037-6127 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-01-037-6127?

NSN 5331-01-037-6127 has 19 cross-referenced part numbers: 2507294-40 (Naval Sea Systems Command), 2507294 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2507294-40 (Parker-Hannifin Corp Div O-Ring Division), XOR-6.234 X .139 (Altra Industrial Motion Corp.), 2507294-40 (Parker Brownsville Servicio S.a. De C.v.) and 14 more.

What NSN replaces 5331-01-037-6127?

There are 3 known substitutes for 5331-01-037-6127: 6240-00-635-6069, 4240-01-247-7230, 3040-01-298-3299. Verify interchangeability with system specifications before substitution.

What are the specifications of 2507294-40?

Key specifications for 2507294-40: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Elongation Percentage: 331 MAXIMUM; Temp Rating: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-01-037-6127 still in active supply?

NSN 5331-01-037-6127 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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