PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4211-69O-Ring

Circor Aerospace, Inc. Dba Circor Aerospace Inc · NSN 5331-01-499-8688 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-499-8688 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-499-8688. Primary manufacturer part number: 4211-69.
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 5331-01-499-8688, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-499-8688
Primary Part Number4211-69
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerCircor Aerospace, Inc. Dba Circor Aerospace Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5970-01-044-56125608-39 INTERCHANGEABLE
Insulator,bushing
Seastrom Manufacturing Co Inc
Cross-Reference Index
Part NumberManufacturer
4211-69 PRIMARY Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
Related Parts
5970-01-044-5612INTERCHANGEABLE
INSULATOR,BUSHING
5608-39

Frequently Asked Questions

What is NSN 5331-01-499-8688?

NSN 5331-01-499-8688 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 5331-01-499-8688?

NSN 5331-01-499-8688 has 1 cross-referenced part number: 4211-69 (Circor Aerospace, Inc. Dba Circor Aerospace Inc).

What NSN replaces 5331-01-499-8688?

There is 1 known substitute for 5331-01-499-8688: 5970-01-044-5612. Verify interchangeability with system specifications before substitution.

What are the specifications of 4211-69?

Key specifications for 4211-69: End Item Identification: TUCANO. 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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