PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2CS723O-Ring

Oshkosh Defense Llc · NSN 5331-01-227-3454 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-227-3454 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-227-3454. Primary manufacturer part number: 2CS723.
Features
  • O-Ring — FSC 5331
  • 4 verified cross-references
  • Primary manufacturer: Oshkosh Defense Llc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-227-3454, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Oshkosh Defense Llc. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersJ. M. Grimstad, Inc. Dba Jm Grimstad Inc (CAGE 0CAG9); Bosch Automation Technology (CAGE 77521); Oshkosh Corp (CAGE 45152); Oshkosh Defense Llc (CAGE 75Q65)
Technical Specifications
ParameterValue
NSN5331-01-227-3454
Primary Part Number2CS723
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerOshkosh Defense Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-01-033-6033405990 INTERCHANGEABLE
Reactor
Telemechanics Inc
5962-01-049-4674 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
3-904-N70 J. M. Grimstad, Inc. Dba Jm Grimstad Inc (USA)
405990 Bosch Automation Technology (USA)
2CS723 Oshkosh Corp (USA)
2CS723 PRIMARY Oshkosh Defense Llc (USA)
Related Parts
5950-01-033-6033INTERCHANGEABLE
REACTOR
405990
5962-01-049-4674INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5331-01-227-3454?

NSN 5331-01-227-3454 is a O-Ring, manufactured by Oshkosh Defense Llc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-227-3454?

NSN 5331-01-227-3454 has 4 cross-referenced part numbers: 3-904-N70 (J. M. Grimstad, Inc. Dba Jm Grimstad Inc), 405990 (Bosch Automation Technology), 2CS723 (Oshkosh Corp), 2CS723 (Oshkosh Defense Llc).

What NSN replaces 5331-01-227-3454?

There are 2 known substitutes for 5331-01-227-3454: 5950-01-033-6033, 5962-01-049-4674. Verify interchangeability with system specifications before substitution.

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