PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

623003O-Ring

Eaton Aerospace, Llc Dba Jackson South · NSN 5331-00-479-4162 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-479-4162 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-479-4162. Primary manufacturer part number: 623003.
Features
  • O-Ring — FSC 5331
  • Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Outside Diameter: 2.137 INCHES NOMINAL IN
  • Elongation Percentage: 200 MAXIMUM
  • Center Hole Diameter: 1.849 INCHES MINIMUM AND 1.869 INCHES MAXIMUM IN
  • 4 verified cross-references
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 5331-00-479-4162, 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 Jackson South. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 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
NSN5331-00-479-4162
Primary Part Number623003
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Hardness Rating65.0 SHORE DUROMETER A NOMINAL
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Outside Diameter2.137 INCHES NOMINAL IN
Elongation Percentage200 MAXIMUM
Center Hole Diameter1.849 INCHES MINIMUM AND 1.869 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5331-00-291-7340MS29513-225 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-00-579-7927MS28775-225 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
6740-00-907-6705623003 INTERCHANGEABLE
Chain,drive
Eastman Kodak Co
Cross-Reference Index
Part NumberManufacturer
XNC-NS-225 Blue Tee Corp. Dba Gefco (USA)
XNC623003 Blue Tee Corp. Dba Gefco (USA)
623003 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
MS29513-225 Blue Tee Corp. Dba Gefco (USA)
Related Parts
5331-00-291-7340INTERCHANGEABLE
O-RING
MS29513-225
5331-00-579-7927INTERCHANGEABLE
O-RING
MS28775-225
6740-00-907-6705INTERCHANGEABLE
CHAIN,DRIVE
623003

Frequently Asked Questions

What is NSN 5331-00-479-4162?

NSN 5331-00-479-4162 is a O-Ring, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-479-4162?

NSN 5331-00-479-4162 has 4 cross-referenced part numbers: XNC-NS-225 (Blue Tee Corp. Dba Gefco), XNC623003 (Blue Tee Corp. Dba Gefco), 623003 (Eaton Aerospace, Llc Dba Jackson South), MS29513-225 (Blue Tee Corp. Dba Gefco).

What NSN replaces 5331-00-479-4162?

There are 3 known substitutes for 5331-00-479-4162: 5331-00-291-7340, 5331-00-579-7927, 6740-00-907-6705. Verify interchangeability with system specifications before substitution.

What are the specifications of 623003?

Key specifications for 623003: Hardness Rating: 65.0 SHORE DUROMETER A NOMINAL; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Outside Diameter: 2.137 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com