PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2-242N552-90O-Ring

Parker-Hannifin Corp Div O-Ring Division · NSN 5331-00-403-6418 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-403-6418 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-403-6418. Primary manufacturer part number: 2-242N552-90.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL
  • Center Hole Diameter: 3.969 INCHES MINIMUM AND 3.999 INCHES MAXIMUM IN
  • Outside Diameter: 4.226 INCHES MINIMUM AND 4.298 INCHES MAXIMUM IN
  • 8 verified cross-references
  • Primary manufacturer: Parker-Hannifin Corp 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 5331-00-403-6418, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 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
NSN5331-00-403-6418
Primary Part Number2-242N552-90
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker-Hannifin Corp Div O-Ring Division
StatusACTIVE
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Hardness Rating90.0 SHORE DUROMETER A NOMINAL
Center Hole Diameter3.969 INCHES MINIMUM AND 3.999 INCHES MAXIMUM IN
Outside Diameter4.226 INCHES MINIMUM AND 4.298 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5331-00-089-0998718768-23 INTERCHANGEABLE
O-Ring
Meggitt Troy Inc
5331-00-816-4714 INTERCHANGEABLE
O-Ring
5331-01-029-7452 INTERCHANGEABLE
O-Ring
5331-01-204-85852-242-L449-65 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-01-392-5761AS568-242 INTERCHANGEABLE
O-Ring
Dante Valve Company
Cross-Reference Index
Part NumberManufacturer
2-242N552-90 Parker-Hannifin Corp Div O-Ring Division (USA)
N0702 2-242 Parker-Hannifin Corp Div O-Ring Division (USA)
ASTM D2000 American Society for Testing and Materials Dba Astm International (USA)
95002-242 Dynex/rivett Corp Power Units and Systems (USA)
95002-242 Zf Industrieantriebe Witten Gmbh (DEU)
2-242N183-9 Parker-Hannifin Corp Div O-Ring Division (USA)
AS568-242 Society of Automotive Engineers Inc (USA)
AS568-242 Sae International Dba Sae International (USA)
Related Parts
5331-00-089-0998INTERCHANGEABLE
O-RING
718768-23
5331-00-816-4714INTERCHANGEABLE
O-RING
5331-01-029-7452INTERCHANGEABLE
O-RING
5331-01-204-8585INTERCHANGEABLE
O-RING
2-242-L449-65
5331-01-392-5761INTERCHANGEABLE
O-RING
AS568-242

Frequently Asked Questions

What is NSN 5331-00-403-6418?

NSN 5331-00-403-6418 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-403-6418?

NSN 5331-00-403-6418 has 8 cross-referenced part numbers: 2-242N552-90 (Parker-Hannifin Corp Div O-Ring Division), N0702 2-242 (Parker-Hannifin Corp Div O-Ring Division), ASTM D2000 (American Society for Testing and Materials Dba Astm International), 95002-242 (Dynex/rivett Corp Power Units and Systems), 95002-242 (Zf Industrieantriebe Witten Gmbh) and 3 more.

What NSN replaces 5331-00-403-6418?

There are 5 known substitutes for 5331-00-403-6418: 5331-00-089-0998, 5331-00-816-4714, 5331-01-029-7452 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2-242N552-90?

Key specifications for 2-242N552-90: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL; Center Hole Diameter: 3.969 INCHES MINIMUM AND 3.999 INCHES MAXIMUM IN. 5 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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