PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

900110O-Ring

The Will-Burt Company Div Assembly · NSN 5331-01-651-8341 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-651-8341 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-651-8341. Primary manufacturer part number: 900110.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER BUTADIENE NITRILE
  • Center Hole Diameter: 6.750 INCHES NOMINAL IN
  • Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL
  • Cross-Sectional Height: 0.125 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: The Will-Burt Company Div Assembly
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene Nitrile construction
General Description

The O-Ring, cataloged under National Stock Number 5331-01-651-8341, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is The Will-Burt Company Div Assembly. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-01-651-8341
Primary Part Number900110
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerThe Will-Burt Company Div Assembly
StatusACTIVE
MaterialRUBBER BUTADIENE NITRILE
Center Hole Diameter6.750 INCHES NOMINAL IN
Hardness Rating70.0 SHORE DUROMETER A NOMINAL
Cross-Sectional Height0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2840-00-128-8345568261 INTERCHANGEABLE
Liner,combustion Chamber,aircraf
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5962-00-331-9837 INTERCHANGEABLE
Microcircuit,digital
6210-00-498-8159SCB37091 INTERCHANGEABLE
Lens,magnifying
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5831-01-071-4786 INTERCHANGEABLE
Panel,control,intercom
5330-01-130-0482568-261 INTERCHANGEABLE
Gasket
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5330-01-138-3206S002006 INTERCHANGEABLE
Seal
Dyna-Torque Inc
5995-01-518-0433900110 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Sigtronics Corporation Dba Sigtronics Corp
Cross-Reference Index
Part NumberManufacturer
900110 PRIMARY The Will-Burt Company Div Assembly (USA)
B-50416-15 The Will-Burt Company Div Assembly (USA)
568-261 The Will-Burt Company Div Assembly (USA)
Related Parts
2840-00-128-8345INTERCHANGEABLE
LINER,COMBUSTION CHAMBER,AIRCRAF
568261
5962-00-331-9837INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
6210-00-498-8159INTERCHANGEABLE
LENS,MAGNIFYING
SCB37091
5831-01-071-4786INTERCHANGEABLE
PANEL,CONTROL,INTERCOM
5330-01-130-0482INTERCHANGEABLE
GASKET
568-261
5330-01-138-3206INTERCHANGEABLE
SEAL
S002006
5995-01-518-0433INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
900110

Frequently Asked Questions

What is NSN 5331-01-651-8341?

NSN 5331-01-651-8341 is a O-Ring, manufactured by The Will-Burt Company Div Assembly, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-651-8341?

NSN 5331-01-651-8341 has 3 cross-referenced part numbers: 900110 (The Will-Burt Company Div Assembly), B-50416-15 (The Will-Burt Company Div Assembly), 568-261 (The Will-Burt Company Div Assembly).

What NSN replaces 5331-01-651-8341?

There are 7 known substitutes for 5331-01-651-8341: 2840-00-128-8345, 5962-00-331-9837, 6210-00-498-8159 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 900110?

Key specifications for 900110: Material: RUBBER BUTADIENE NITRILE; Center Hole Diameter: 6.750 INCHES NOMINAL IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Cross-Sectional Height: 0.125 INCHES NOMINAL IN. 5 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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