PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

145545O-Ring

Cummins Inc. · NSN 5331-01-673-4367 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-673-4367 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-673-4367. Primary manufacturer part number: 145545.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • 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 5331-01-673-4367, 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 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-673-4367
Primary Part Number145545
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCummins Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-00-291-7295MS29513-136 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
4820-00-705-89501455-4-5 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Cross-Reference Index
Part NumberManufacturer
145545 PRIMARY Cummins Inc. (USA)
Related Parts
5331-00-291-7295INTERCHANGEABLE
O-RING
MS29513-136
4820-00-705-8950INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
1455-4-5

Frequently Asked Questions

What is NSN 5331-01-673-4367?

NSN 5331-01-673-4367 is a O-Ring, manufactured by Cummins Inc., classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-673-4367?

NSN 5331-01-673-4367 has 1 cross-referenced part number: 145545 (Cummins Inc.).

What NSN replaces 5331-01-673-4367?

There are 2 known substitutes for 5331-01-673-4367: 5331-00-291-7295, 4820-00-705-8950. Verify interchangeability with system specifications before substitution.

What are the specifications of 145545?

Key specifications for 145545: Part Name Assigned by Controlling Agency: O-RING SEAL. 1 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