PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10163401O-Ring

Nimikkeistokeskus Ncb Finland · NSN 5331-01-123-3719 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-123-3719 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-123-3719. Primary manufacturer part number: 10163401.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
  • Center Hole Diameter: 0.546 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN
  • Material: RUBBER SILICONE CLASS Q
  • 8 verified cross-references
  • Primary manufacturer: Nimikkeistokeskus Ncb Finland
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 5331-01-123-3719, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Nimikkeistokeskus Ncb Finland. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-01-123-3719
Primary Part Number10163401
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerNimikkeistokeskus Ncb Finland
StatusCANCELLED
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
Center Hole Diameter0.546 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN
MaterialRUBBER SILICONE CLASS Q
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-100-31073876 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Rbc Bearings Incorporated Div West Trenton Division
6515-00-334-490021-0011 INTERCHANGEABLE
Forceps,hemostatic
Biomet Microfixation, Llc Div Biomet Microfixation
5331-00-439-8123 INTERCHANGEABLE
O-Ring
1680-00-536-2319 INTERCHANGEABLE
Spacer,ejection Sea
5331-00-831-6640 INTERCHANGEABLE
O-Ring
5331-00-845-8343414193-25 INTERCHANGEABLE
O-Ring
Raytheon Company Dba Raytheon
5331-00-907-09842-111S424-7 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5905-00-919-0159U39-100 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Clarostat Sensors and Controls
5331-00-935-6126 INTERCHANGEABLE
O-Ring
5331-01-020-5951 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
10163401 Nimikkeistokeskus Ncb Finland (FIN)
2-015S383-7 Parker-Hannifin Corp Div O-Ring Division (USA)
BACP11J15 The Boeing Company Div Defense (USA)
AMS3337 Society of Automotive Engineers Inc (USA)
2100-11 Kearflex Engineering Company (USA)
AS568-015 Society of Automotive Engineers Inc (USA)
AS568-015 Sae International Dba Sae International (USA)
AMS3337 Sae International Dba Sae International (USA)
Related Parts
3110-00-100-3107INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
3876
6515-00-334-4900INTERCHANGEABLE
FORCEPS,HEMOSTATIC
21-0011
5331-00-439-8123INTERCHANGEABLE
O-RING
1680-00-536-2319INTERCHANGEABLE
SPACER,EJECTION SEA
5331-00-831-6640INTERCHANGEABLE
O-RING
5331-00-845-8343INTERCHANGEABLE
O-RING
414193-25
5331-00-907-0984INTERCHANGEABLE
O-RING
2-111S424-7
5905-00-919-0159INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
U39-100
5331-00-935-6126INTERCHANGEABLE
O-RING
5331-01-020-5951INTERCHANGEABLE
O-RING
5330-01-049-6220INTERCHANGEABLE
PACKING,PREFORMED
028-09374-000
5331-01-115-8224INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-01-123-3719?

NSN 5331-01-123-3719 is a O-Ring, manufactured by Nimikkeistokeskus Ncb Finland, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-01-123-3719?

NSN 5331-01-123-3719 has 8 cross-referenced part numbers: 10163401 (Nimikkeistokeskus Ncb Finland), 2-015S383-7 (Parker-Hannifin Corp Div O-Ring Division), BACP11J15 (The Boeing Company Div Defense), AMS3337 (Society of Automotive Engineers Inc), 2100-11 (Kearflex Engineering Company) and 3 more.

What NSN replaces 5331-01-123-3719?

There are 12 known substitutes for 5331-01-123-3719: 3110-00-100-3107, 6515-00-334-4900, 5331-00-439-8123 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10163401?

Key specifications for 10163401: Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Center Hole Diameter: 0.546 INCHES MINIMUM AND 0.556 INCHES MAXIMUM IN; Material: RUBBER SILICONE CLASS Q. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-01-123-3719 still in active supply?

NSN 5331-01-123-3719 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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