PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

018-8297O-Ring

Parker Hannifin Corporation Div O-Ring Division · NSN 5331-00-559-2636 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-559-2636 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-559-2636. Primary manufacturer part number: 018-8297.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Outside Diameter: 0.879 INCHES NOMINAL IN
  • Center Hole Diameter: 0.734 INCHES MINIMUM AND 0.744 INCHES MAXIMUM IN
  • 12 verified cross-references
  • Primary manufacturer: Parker Hannifin Corporation Div O-Ring Division
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 5331-00-559-2636, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Parker Hannifin Corporation Div O-Ring Division. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-559-2636
Primary Part Number018-8297
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker Hannifin Corporation Div O-Ring Division
StatusCANCELLED
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Outside Diameter0.879 INCHES NOMINAL IN
Center Hole Diameter0.734 INCHES MINIMUM AND 0.744 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5331-00-059-3113 INTERCHANGEABLE
O-Ring
5331-00-166-0994AS3209-018 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
6150-00-194-788435734 INTERCHANGEABLE
Lead,electrical
Bulova Technologies L.l.c. Dba Environmental Systems & Svcs
5331-00-618-0799AM12-018 INTERCHANGEABLE
O-Ring
D&w Fine Pack Llc Dba Wilkinson Industries
5331-01-027-4693 INTERCHANGEABLE
O-Ring
5331-01-092-5503AS568-018 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5950-01-518-2556 INTERCHANGEABLE
Transformer,power
5331-01-669-9539 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
157515 Eaton Germany Gmbh (DEU)
91638537 Thales Sa (FRA)
ASTM D 2000 Astm Institute for Standards Research (inc) (USA)
157515 Vickers Systems Zweigniederlassung Der Aeroquip-Vickers International Gmbh (DEU)
AS568-018 Society of Automotive Engineers Inc (USA)
AS568-018 Sae International Dba Sae International (USA)
V157515 Eaton Aerospace, Llc Dba Jackson South (USA)
018-8297 PRIMARY Parker Hannifin Corporation Div O-Ring Division (USA)
157515 Eaton Aerospace, Llc Dba Jackson South (USA)
35734 PRIMARY Allianz Sweeper Company (USA)
867821 Dana Off Highway Products, Llc (USA)
867821 Clark Equipment Co (USA)
Related Parts
5331-00-059-3113INTERCHANGEABLE
O-RING
5331-00-166-0994INTERCHANGEABLE
O-RING
AS3209-018
6150-00-194-7884INTERCHANGEABLE
LEAD,ELECTRICAL
35734
5331-00-618-0799INTERCHANGEABLE
O-RING
AM12-018
5331-01-027-4693INTERCHANGEABLE
O-RING
5331-01-092-5503INTERCHANGEABLE
O-RING
AS568-018
5950-01-518-2556INTERCHANGEABLE
TRANSFORMER,POWER
5331-01-669-9539INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-00-559-2636?

NSN 5331-00-559-2636 is a O-Ring, manufactured by Parker Hannifin Corporation Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-559-2636?

NSN 5331-00-559-2636 has 12 cross-referenced part numbers: 157515 (Eaton Germany Gmbh), 91638537 (Thales Sa), ASTM D 2000 (Astm Institute for Standards Research (inc)), 157515 (Vickers Systems Zweigniederlassung Der Aeroquip-Vickers International Gmbh), AS568-018 (Society of Automotive Engineers Inc) and 7 more.

What NSN replaces 5331-00-559-2636?

There are 8 known substitutes for 5331-00-559-2636: 5331-00-059-3113, 5331-00-166-0994, 6150-00-194-7884 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 018-8297?

Key specifications for 018-8297: Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Outside Diameter: 0.879 INCHES NOMINAL IN; Center Hole Diameter: 0.734 INCHES MINIMUM AND 0.744 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-559-2636 still in active supply?

NSN 5331-00-559-2636 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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