PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

E540-80/AS568-904O-Ring

Parker-Hannifin Corp Div O-Ring Division · NSN 5331-00-486-7109 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-486-7109 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-486-7109. Primary manufacturer part number: E540-80/AS568-904.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER SYNTHETIC
  • Hardness Rating: 80.0 SHORE DUROMETER A NOMINAL
  • Temp Rating: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
  • Center Hole Diameter: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
  • Outside Diameter: 0.484 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
  • 10 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-486-7109, 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 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-486-7109
Primary Part NumberE540-80/AS568-904
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerParker-Hannifin Corp Div O-Ring Division
StatusACTIVE
MaterialRUBBER SYNTHETIC
Hardness Rating80.0 SHORE DUROMETER A NOMINAL
Temp Rating-70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
Center Hole Diameter0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
Outside Diameter0.484 INCHES MINIMUM AND 0.506 INCHES MAXIMUM IN
Cross-Sectional Height0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5331-00-802-525369490B904 INTERCHANGEABLE
O-Ring
Hamilton Sundstrand Corporation Dba Collins Aerospace
5330-01-037-7739 INTERCHANGEABLE
Packing,preformed
5330-01-288-3806 INTERCHANGEABLE
Packing,preformed
Cross-Reference Index
Part NumberManufacturer
990404-904ES Eriks B.v. (NLD)
170100-904 Pall Gmbh (DEU)
3-904E540-80 Zf Industrieantriebe Witten Gmbh (DEU)
3-904E540-8 Parker-Hannifin Corp Div O-Ring Division (USA)
3-904 E540-80 Parker Hannifin Gmbh O-Ring Division (DEU)
E540-80/AS568-904 PRIMARY Parker-Hannifin Corp Div O-Ring Division (USA)
3-904E540-8 Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division (USA)
170100-904 Pall Aeropower Corporation (USA)
4410483-9041 Zf Industrieantriebe Witten Gmbh (DEU)
E0540 3-904 Parker-Hannifin Corp Div O-Ring Division (USA)
Related Parts
5331-00-802-5253INTERCHANGEABLE
O-RING
69490B904
5330-01-037-7739INTERCHANGEABLE
PACKING,PREFORMED
5330-01-288-3806INTERCHANGEABLE
PACKING,PREFORMED

Frequently Asked Questions

What is NSN 5331-00-486-7109?

NSN 5331-00-486-7109 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 5331-00-486-7109?

NSN 5331-00-486-7109 has 10 cross-referenced part numbers: 990404-904ES (Eriks B.v.), 170100-904 (Pall Gmbh), 3-904E540-80 (Zf Industrieantriebe Witten Gmbh), 3-904E540-8 (Parker-Hannifin Corp Div O-Ring Division), 3-904 E540-80 (Parker Hannifin Gmbh O-Ring Division) and 5 more.

What NSN replaces 5331-00-486-7109?

There are 3 known substitutes for 5331-00-486-7109: 5331-00-802-5253, 5330-01-037-7739, 5330-01-288-3806. Verify interchangeability with system specifications before substitution.

What are the specifications of E540-80/AS568-904?

Key specifications for E540-80/AS568-904: Material: RUBBER SYNTHETIC; Hardness Rating: 80.0 SHORE DUROMETER A NOMINAL; Temp Rating: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Center Hole Diameter: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN. 6 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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