PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

126-236O-Ring

Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc · NSN 5331-01-319-4820 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-319-4820 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-319-4820. Primary manufacturer part number: 126-236.
Features
  • O-Ring — FSC 5331
  • 2 verified cross-references
  • Primary manufacturer: Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-319-4820, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc. This item has 2 commercial cross-references 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)
ManufacturersOrtman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc (CAGE 91940)
Technical Specifications
ParameterValue
NSN5331-01-319-4820
Primary Part Number126-236
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerOrtman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4320-00-509-1910 INTERCHANGEABLE
Ring,wearing
Cross-Reference Index
Part NumberManufacturer
126-236 PRIMARY Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc (USA)
D-547948 ITEM 32 Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc (USA)
Related Parts
4320-00-509-1910INTERCHANGEABLE
RING,WEARING

Frequently Asked Questions

What is NSN 5331-01-319-4820?

NSN 5331-01-319-4820 is a O-Ring, manufactured by Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-319-4820?

NSN 5331-01-319-4820 has 2 cross-referenced part numbers: 126-236 (Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc), D-547948 ITEM 32 (Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc).

What NSN replaces 5331-01-319-4820?

There is 1 known substitute for 5331-01-319-4820: 4320-00-509-1910. Verify interchangeability with system specifications before substitution.

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