PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

803-4384536-71B-29O-Ring

Naval Ship Systems Command · NSN 5331-01-268-3193 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-268-3193 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-268-3193. Primary manufacturer part number: 803-4384536-71B-29.
Features
  • O-Ring — FSC 5331
  • Center Hole Diameter: 1.500 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Naval Ship Systems Command
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-268-3193, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-268-3193
Primary Part Number803-4384536-71B-29
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerNaval Ship Systems Command
StatusACTIVE
Center Hole Diameter1.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5331-00-480-2255E0540 2-139 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
803-4384536-71B-29 PRIMARY Naval Ship Systems Command (USA)
Related Parts
5331-00-480-2255INTERCHANGEABLE
O-RING
E0540 2-139

Frequently Asked Questions

What is NSN 5331-01-268-3193?

NSN 5331-01-268-3193 is a O-Ring, manufactured by Naval Ship Systems Command, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-268-3193?

NSN 5331-01-268-3193 has 1 cross-referenced part number: 803-4384536-71B-29 (Naval Ship Systems Command).

What NSN replaces 5331-01-268-3193?

There is 1 known substitute for 5331-01-268-3193: 5331-00-480-2255. Verify interchangeability with system specifications before substitution.

What are the specifications of 803-4384536-71B-29?

Key specifications for 803-4384536-71B-29: Center Hole Diameter: 1.500 INCHES NOMINAL IN. 1 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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