PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4308682O-Ring

Cummins Inc. · NSN 5331-01-326-1902 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-326-1902 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-326-1902. Primary manufacturer part number: 4308682.
Features
  • O-Ring — FSC 5331
  • 4 verified cross-references
  • Primary manufacturer: Cummins Inc.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-326-1902, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Cummins Inc.. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersCummins Inc. (CAGE 15434); Royston Limited (CAGE KH573)
Technical Specifications
ParameterValue
NSN5331-01-326-1902
Primary Part Number4308682
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCummins Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2520-00-355-2701207135 INTERCHANGEABLE
Shaft,rocker,transm
Komatsu America Corporation
5950-01-155-0505L04909 INTERCHANGEABLE
Transformer,power
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
2520-01-266-3453 INTERCHANGEABLE
Breather
5120-01-276-9737207135 INTERCHANGEABLE
Wrench,adjustable
Cadillac Gage Textron Inc.
1620-01-485-32332071-35 INTERCHANGEABLE
Rod End Assembly,landing Gear
Goodrich Corporation
Cross-Reference Index
Part NumberManufacturer
4308682 PRIMARY Cummins Inc. (USA)
207135 Cummins Inc. (USA)
430868200 Cummins Inc. (USA)
207135 Royston Limited (GBR)
Related Parts
2520-00-355-2701INTERCHANGEABLE
SHAFT,ROCKER,TRANSM
207135
5950-01-155-0505INTERCHANGEABLE
TRANSFORMER,POWER
L04909
2520-01-266-3453INTERCHANGEABLE
BREATHER
5120-01-276-9737INTERCHANGEABLE
WRENCH,ADJUSTABLE
207135
1620-01-485-3233INTERCHANGEABLE
ROD END ASSEMBLY,LANDING GEAR
2071-35

Frequently Asked Questions

What is NSN 5331-01-326-1902?

NSN 5331-01-326-1902 is a O-Ring, manufactured by Cummins Inc., classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-326-1902?

NSN 5331-01-326-1902 has 4 cross-referenced part numbers: 4308682 (Cummins Inc.), 207135 (Cummins Inc.), 430868200 (Cummins Inc.), 207135 (Royston Limited).

What NSN replaces 5331-01-326-1902?

There are 5 known substitutes for 5331-01-326-1902: 2520-00-355-2701, 5950-01-155-0505, 2520-01-266-3453 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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