PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

199994O-Ring

Eaton Aerospace, Llc Dba Jackson South · NSN 5331-01-280-5578 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-280-5578 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-280-5578. Primary manufacturer part number: 199994.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace, Llc Dba Jackson South
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-280-5578, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. 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.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersEaton Aerospace, Llc Dba Jackson South (CAGE 62983)
Technical Specifications
ParameterValue
NSN5331-01-280-5578
Primary Part Number199994
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5331-00-585-6632MS28775-140 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
199994 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5331-00-585-6632INTERCHANGEABLE
O-RING
MS28775-140

Frequently Asked Questions

What is NSN 5331-01-280-5578?

NSN 5331-01-280-5578 is a O-Ring, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-280-5578?

NSN 5331-01-280-5578 has 1 cross-referenced part number: 199994 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 5331-01-280-5578?

There is 1 known substitute for 5331-01-280-5578: 5331-00-585-6632. Verify interchangeability with system specifications before substitution.

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