PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RS26110-01329O-Ring

Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec · NSN 5331-00-879-6650 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-879-6650 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-879-6650. Primary manufacturer part number: RS26110-01329.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Material: RUBBER SYNTHETIC
  • Center Hole Diameter: 0.426 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN
  • 5 verified cross-references
  • Primary manufacturer: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-879-6650, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-879-6650
Primary Part NumberRS26110-01329
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerHydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
StatusCANCELLED
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
MaterialRUBBER SYNTHETIC
Center Hole Diameter0.426 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5331-00-435-52742-13E515-8 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5331-01-006-5478E 0515 2-013 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
RS26110-01329 PRIMARY Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (USA)
9177346-10 Us Army Aviation and Missile Command (USA)
013-3128 PRIMARY Parker Hannifin Corporation Div O-Ring Division (USA)
2-013E515-8 PRIMARY Parker-Hannifin Corp Div O-Ring Division (USA)
RB7974-27 Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (USA)
Related Parts
5331-00-435-5274INTERCHANGEABLE
O-RING
2-13E515-8
5331-01-006-5478INTERCHANGEABLE
O-RING
E 0515 2-013

Frequently Asked Questions

What is NSN 5331-00-879-6650?

NSN 5331-00-879-6650 is a O-Ring, manufactured by Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-879-6650?

NSN 5331-00-879-6650 has 5 cross-referenced part numbers: RS26110-01329 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec), 9177346-10 (Us Army Aviation and Missile Command), 013-3128 (Parker Hannifin Corporation Div O-Ring Division), 2-013E515-8 (Parker-Hannifin Corp Div O-Ring Division), RB7974-27 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).

What NSN replaces 5331-00-879-6650?

There are 2 known substitutes for 5331-00-879-6650: 5331-00-435-5274, 5331-01-006-5478. Verify interchangeability with system specifications before substitution.

What are the specifications of RS26110-01329?

Key specifications for RS26110-01329: Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC; Center Hole Diameter: 0.426 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-879-6650 still in active supply?

NSN 5331-00-879-6650 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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