PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

58330-45 ITEM 30O-Ring

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 5331-01-287-4831 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-287-4831 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-287-4831. Primary manufacturer part number: 58330-45 ITEM 30.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER ETHYLENE-PROPYLENE CLASS EPM
  • Center Hole Diameter: 0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN
  • Material Document and Classification: NAS1613 ASSN STD SINGLE MATERIAL RESPONSE
  • Criticality Code Justification: ZZZY
  • Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL
  • Color: BLACK
  • Specification/standard Data: 80205-NAS1611 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
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 5331-01-287-4831, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 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
NSN5331-01-287-4831
Primary Part Number58330-45 ITEM 30
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
MaterialRUBBER ETHYLENE-PROPYLENE CLASS EPM
Center Hole Diameter0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN
Material Document and ClassificationNAS1613 ASSN STD SINGLE MATERIAL RESPONSE
Criticality Code JustificationZZZY
Hardness Rating70.0 SHORE DUROMETER A NOMINAL
ColorBLACK
Specification/standard Data80205-NAS1611 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Reference Number Differentiating CharacteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5331-00-869-5045NAS1611-010 INTERCHANGEABLE
O-Ring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5331-01-271-2533 INTERCHANGEABLE
O-Ring
5331-01-281-7676NAS1611-010A INTERCHANGEABLE
O-Ring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
58330-45 ITEM 30 Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
NAS1611-010CP National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
58330-45 ITEM 30CP Naval Inventory Control Point Mechanicsburg (USA)
NAS1611-010 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NAS1611-010CP Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
5331-00-869-5045INTERCHANGEABLE
O-RING
NAS1611-010
5331-01-271-2533INTERCHANGEABLE
O-RING
5331-01-281-7676INTERCHANGEABLE
O-RING
NAS1611-010A

Frequently Asked Questions

What is NSN 5331-01-287-4831?

NSN 5331-01-287-4831 is a O-Ring, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-287-4831?

NSN 5331-01-287-4831 has 5 cross-referenced part numbers: 58330-45 ITEM 30 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson), NAS1611-010CP (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 58330-45 ITEM 30CP (Naval Inventory Control Point Mechanicsburg), NAS1611-010 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NAS1611-010CP (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 5331-01-287-4831?

There are 3 known substitutes for 5331-01-287-4831: 5331-00-869-5045, 5331-01-271-2533, 5331-01-281-7676. Verify interchangeability with system specifications before substitution.

What are the specifications of 58330-45 ITEM 30?

Key specifications for 58330-45 ITEM 30: Material: RUBBER ETHYLENE-PROPYLENE CLASS EPM; Center Hole Diameter: 0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN; Material Document and Classification: NAS1613 ASSN STD SINGLE MATERIAL RESPONSE; Criticality Code Justification: ZZZY. 9 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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