PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2667648-6O-Ring

Honeywell International Inc Div Aerospace-South Bend (bendix Dr) · NSN 5331-01-128-8179 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-128-8179 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-128-8179. Primary manufacturer part number: 2667648-6.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.042 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN
  • Material: RUBBER SILICONE CLASS Q
  • Criticality Code Justification: ABJH
  • Temp Rating: -65.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF
  • Center Hole Diameter: 0.176 INCHES MINIMUM AND 0.184 INCHES MAXIMUM IN
  • 2 verified cross-references
  • Primary manufacturer: Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Silicone Class Q construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-128-8179, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Honeywell International Inc Div Aerospace-South Bend (bendix Dr). Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-01-128-8179
Primary Part Number2667648-6
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerHoneywell International Inc Div Aerospace-South Bend (bendix Dr)
StatusCANCELLED
Cross-Sectional Height0.042 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN
MaterialRUBBER SILICONE CLASS Q
Criticality Code JustificationABJH
Temp Rating-65.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF
Center Hole Diameter0.176 INCHES MINIMUM AND 0.184 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
3110-00-186-50251015989-5 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
2667648-6 PRIMARY Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA)
10159895 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
3110-00-186-5025INTERCHANGEABLE
BEARING,BALL,ANNULAR
1015989-5

Frequently Asked Questions

What is NSN 5331-01-128-8179?

NSN 5331-01-128-8179 is a O-Ring, manufactured by Honeywell International Inc Div Aerospace-South Bend (bendix Dr), classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-01-128-8179?

NSN 5331-01-128-8179 has 2 cross-referenced part numbers: 2667648-6 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)), 10159895 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 5331-01-128-8179?

There is 1 known substitute for 5331-01-128-8179: 3110-00-186-5025. Verify interchangeability with system specifications before substitution.

What are the specifications of 2667648-6?

Key specifications for 2667648-6: Cross-Sectional Height: 0.042 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN; Special Features: FOR USE IN HYDROCARBON FUELS CONTAINING 30 PCT AROMATICS; Material: RUBBER SILICONE CLASS Q; Criticality Code Justification: ABJH. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-01-128-8179 still in active supply?

NSN 5331-01-128-8179 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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