PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AMS-R-83285GR80/AS568-904O-Ring

Sae International Dba Sae International · NSN 5331-01-350-4580 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-350-4580 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-350-4580. Primary manufacturer part number: AMS-R-83285GR80/AS568-904.
Features
  • O-Ring — FSC 5331
  • Peripheral Diameter: 0.495 INCHES NOMINAL IN
  • Criticality Code Justification: ZZZW
  • Cross-Sectional Height: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
  • Departure From Cited Document: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • Material: RUBBER ETHYLENE-PROPYLENE CLASS EPM
  • Center Hole Diameter: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
  • 7 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Ethylene-Propylene Class Epm construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-350-4580, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 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
NSN5331-01-350-4580
Primary Part NumberAMS-R-83285GR80/AS568-904
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerSae International Dba Sae International
StatusACTIVE
Peripheral Diameter0.495 INCHES NOMINAL IN
Criticality Code JustificationZZZW
Cross-Sectional Height0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
Departure From Cited DocumentMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
MaterialRUBBER ETHYLENE-PROPYLENE CLASS EPM
Center Hole Diameter0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
9320-00-377-0587 INTERCHANGEABLE
Rubber Sheet,solid
5330-01-237-1226 INTERCHANGEABLE
Packing,preformed
5331-01-350-4579AMS-R-83285GR80/AS568-902 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
AMS-R-83285GR80/AS568-904 Society of Automotive Engineers Inc (USA)
MIL-R-83285GR80/AS568-904 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SAE-AMS-R-83285 Sae International Dba Sae International (USA)
MIL-R-83285 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SAE-AMS-R-832852 Sae International Dba Sae International (USA)
MIL-R-83285/AS568-904 Naval Inventory Control Point Mechanicsburg (USA)
AMS-R-83285GR80/AS568-904 PRIMARY Sae International Dba Sae International (USA)
Related Parts
9320-00-377-0587INTERCHANGEABLE
RUBBER SHEET,SOLID
5330-01-237-1226INTERCHANGEABLE
PACKING,PREFORMED
5331-01-350-4579INTERCHANGEABLE
O-RING
AMS-R-83285GR80/AS568-902

Frequently Asked Questions

What is NSN 5331-01-350-4580?

NSN 5331-01-350-4580 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-350-4580?

NSN 5331-01-350-4580 has 7 cross-referenced part numbers: AMS-R-83285GR80/AS568-904 (Society of Automotive Engineers Inc), MIL-R-83285GR80/AS568-904 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), SAE-AMS-R-83285 (Sae International Dba Sae International), MIL-R-83285 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), SAE-AMS-R-832852 (Sae International Dba Sae International) and 2 more.

What NSN replaces 5331-01-350-4580?

There are 3 known substitutes for 5331-01-350-4580: 9320-00-377-0587, 5330-01-237-1226, 5331-01-350-4579. Verify interchangeability with system specifications before substitution.

What are the specifications of AMS-R-83285GR80/AS568-904?

Key specifications for AMS-R-83285GR80/AS568-904: Peripheral Diameter: 0.495 INCHES NOMINAL IN; Criticality Code Justification: ZZZW; Cross-Sectional Height: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN; Departure From Cited Document: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 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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