PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8115O-Ring

Circor Aerospace, Inc. Dba Circor Aerospace Inc · NSN 5331-01-258-0836 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-258-0836 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-258-0836. Primary manufacturer part number: 8115.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: Circor Aerospace, Inc. Dba Circor Aerospace Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-258-0836, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Aerospace, Inc. Dba Circor Aerospace Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersCircor Aerospace, Inc. Dba Circor Aerospace Inc (CAGE 91816)
Technical Specifications
ParameterValue
NSN5331-01-258-0836
Primary Part Number8115
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCircor Aerospace, Inc. Dba Circor Aerospace Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5330-00-270-84682R718-121 INTERCHANGEABLE
Paper,gasket
Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots
5995-00-513-70321146106 INTERCHANGEABLE
Lead Assembly,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5930-00-578-3363 INTERCHANGEABLE
Switch,sensitive
5330-00-765-27778115 INTERCHANGEABLE
Seal,plain
Greene Tweed & Co Inc
8415-01-507-06988115 INTERCHANGEABLE
Gloves,men's
Eagle Industries Unlimited, Llc
6145-01-513-23718115 INTERCHANGEABLE
Cable,special Purpose,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
6210-01-596-507581-15 INTERCHANGEABLE
Fixture,lighting
L.c.doane Company,the Dba Lc Doane Co
5210-01-612-46491899062 INTERCHANGEABLE
Gage,belt Tension
Deutz Corporation
Cross-Reference Index
Part NumberManufacturer
8115 PRIMARY Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
Related Parts
5330-00-270-8468INTERCHANGEABLE
PAPER,GASKET
2R718-121
5995-00-513-7032INTERCHANGEABLE
LEAD ASSEMBLY,ELECTRICAL
1146106
5930-00-578-3363INTERCHANGEABLE
SWITCH,SENSITIVE
5330-00-765-2777INTERCHANGEABLE
SEAL,PLAIN
8115
8415-01-507-0698INTERCHANGEABLE
GLOVES,MEN'S
8115
6145-01-513-2371INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
8115
6210-01-596-5075INTERCHANGEABLE
FIXTURE,LIGHTING
81-15
5210-01-612-4649INTERCHANGEABLE
GAGE,BELT TENSION
1899062

Frequently Asked Questions

What is NSN 5331-01-258-0836?

NSN 5331-01-258-0836 is a O-Ring, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-258-0836?

NSN 5331-01-258-0836 has 1 cross-referenced part number: 8115 (Circor Aerospace, Inc. Dba Circor Aerospace Inc).

What NSN replaces 5331-01-258-0836?

There are 8 known substitutes for 5331-01-258-0836: 5330-00-270-8468, 5995-00-513-7032, 5930-00-578-3363 and 5 more. Verify interchangeability with system specifications before substitution.

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