PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

KN903183O-Ring

L3 Technologies, Inc. Div L3 Keo · NSN 5331-01-669-4261 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-669-4261 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-669-4261. Primary manufacturer part number: KN903183.
Features
  • O-Ring — FSC 5331
  • Reference Number Differentiating Characteristics: ITEM IS FAA CERTIFIED
  • 3 verified cross-references
  • Primary manufacturer: L3 Technologies, Inc. Div L3 Keo
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-669-4261, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is L3 Technologies, Inc. Div L3 Keo. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-669-4261
Primary Part NumberKN903183
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerL3 Technologies, Inc. Div L3 Keo
StatusACTIVE
Reference Number Differentiating CharacteristicsITEM IS FAA CERTIFIED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5331-00-248-3836MS29513-012 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-241-7740 INTERCHANGEABLE
O-Ring
5331-01-421-99182-012-N602-70 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
KN903183 L3 Technologies, Inc. Div L3 Keo (USA)
MS29513-012 Parker-Hannifin Corp Div O-Ring Division (USA)
2-012-N602-70 Parker-Hannifin Corp Div O-Ring Division (USA)
Related Parts
5331-00-248-3836INTERCHANGEABLE
O-RING
MS29513-012
5331-01-241-7740INTERCHANGEABLE
O-RING
5331-01-421-9918INTERCHANGEABLE
O-RING
2-012-N602-70

Frequently Asked Questions

What is NSN 5331-01-669-4261?

NSN 5331-01-669-4261 is a O-Ring, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-669-4261?

NSN 5331-01-669-4261 has 3 cross-referenced part numbers: KN903183 (L3 Technologies, Inc. Div L3 Keo), MS29513-012 (Parker-Hannifin Corp Div O-Ring Division), 2-012-N602-70 (Parker-Hannifin Corp Div O-Ring Division).

What NSN replaces 5331-01-669-4261?

There are 3 known substitutes for 5331-01-669-4261: 5331-00-248-3836, 5331-01-241-7740, 5331-01-421-9918. Verify interchangeability with system specifications before substitution.

What are the specifications of KN903183?

Key specifications for KN903183: Reference Number Differentiating Characteristics: ITEM IS FAA CERTIFIED; End Item Identification: KC-46 AIRCRAFT. 2 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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