PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100099O-Ring

Cummins Inc. · NSN 5331-00-809-2667 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-809-2667 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-809-2667. Primary manufacturer part number: 100099.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 1.353 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Material: RUBBER SYNTHETIC
  • 2 verified cross-references
  • Primary manufacturer: Cummins Inc.
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 5331-00-809-2667, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-809-2667
Primary Part Number100099
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCummins Inc.
StatusACTIVE
Center Hole Diameter1.353 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
MaterialRUBBER SYNTHETIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5970-00-346-6843 INTERCHANGEABLE
Insulator,plate
5905-00-422-386410009-9 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Avo Intl
5841-00-672-6873 INTERCHANGEABLE
Hood
6240-00-985-5234 INTERCHANGEABLE
Lamp,incandescent
4935-01-036-0248 INTERCHANGEABLE
Coupling
5306-01-123-2774100099 INTERCHANGEABLE
Bolt,eye
Prc Composites, Llc Dba Globe Plastics
5962-01-266-0455100-099 INTERCHANGEABLE
Microcircuit,linear
L-3 Communications Microdyne
3120-01-400-2747100099-1 INTERCHANGEABLE
Bearing,plain,rod End
Bae Systems Land & Armaments L.p.
Cross-Reference Index
Part NumberManufacturer
10050719 Nimikkeistokeskus Ncb Finland (FIN)
100099 PRIMARY Cummins Inc. (USA)
Related Parts
5970-00-346-6843INTERCHANGEABLE
INSULATOR,PLATE
5905-00-422-3864INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
10009-9
5841-00-672-6873INTERCHANGEABLE
HOOD
6240-00-985-5234INTERCHANGEABLE
LAMP,INCANDESCENT
4935-01-036-0248INTERCHANGEABLE
COUPLING
5306-01-123-2774INTERCHANGEABLE
BOLT,EYE
100099
5962-01-266-0455INTERCHANGEABLE
MICROCIRCUIT,LINEAR
100-099
3120-01-400-2747INTERCHANGEABLE
BEARING,PLAIN,ROD END
100099-1

Frequently Asked Questions

What is NSN 5331-00-809-2667?

NSN 5331-00-809-2667 is a O-Ring, manufactured by Cummins Inc., classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-809-2667?

NSN 5331-00-809-2667 has 2 cross-referenced part numbers: 10050719 (Nimikkeistokeskus Ncb Finland), 100099 (Cummins Inc.).

What NSN replaces 5331-00-809-2667?

There are 8 known substitutes for 5331-00-809-2667: 5970-00-346-6843, 5905-00-422-3864, 5841-00-672-6873 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 100099?

Key specifications for 100099: Center Hole Diameter: 1.353 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC. 3 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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