PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2615-233O-Ring

Fluid Conditioning Products, Inc. · NSN 5331-00-579-3166 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-579-3166 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-579-3166. Primary manufacturer part number: 2615-233.
Features
  • O-Ring — FSC 5331
  • Elongation Percentage: 160 MAXIMUM
  • Outside Diameter: 3.137 INCHES NOMINAL IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
  • Center Hole Diameter: 2.844 INCHES MINIMUM AND 2.874 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • 36 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-579-3166, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Fluid Conditioning Products, Inc.. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 36 commercial cross-references from 22 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
NSN5331-00-579-3166
Primary Part Number2615-233
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerFluid Conditioning Products, Inc.
StatusCANCELLED
Elongation Percentage160 MAXIMUM
Outside Diameter3.137 INCHES NOMINAL IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Temp Rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
Center Hole Diameter2.844 INCHES MINIMUM AND 2.874 INCHES MAXIMUM IN
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5999-00-071-64761316-2 INTERCHANGEABLE
Delay Line
Micro Networks Corporation
1450-00-175-975610163311 INTERCHANGEABLE
Diaphragm,hydraulic Reservoir
Us Army Aviation and Missile Command
5310-00-222-71611-1234 INTERCHANGEABLE
Nut,plain,hexagon
Terex Usa, Llc Dba Terex Equipment Services
7320-00-389-5370M78032-9 INTERCHANGEABLE
Grater Assembly,slicer
Itw Food Equipment Group Llc Dba Hobart Service
5136-00-580-718654766 INTERCHANGEABLE
Tap,thread Cutting
Tapco Cutting Tools Inc
3120-00-780-4348 INTERCHANGEABLE
Bushing,sleeve
5330-00-815-1708 INTERCHANGEABLE
Packing,preformed
5120-00-981-028311234 INTERCHANGEABLE
Crimping Tool,terminal,hand
Te Connectivity Corporation
5998-01-048-7800 INTERCHANGEABLE
Circuit Card Assembly
5331-01-070-811988007 INTERCHANGEABLE
O-Ring
Kawasaki Precision Machinery Uk Ltd
Cross-Reference Index
Part NumberManufacturer
2-233-56-401 Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA)
MS28775-233 Aero Stock (FRA)
1376-04-237P Zf Industrieantriebe Witten Gmbh (DEU)
5165PIECE13 National Oilwell (USA)
11-234 Zf Industrieantriebe Witten Gmbh (DEU)
AN6230-11 Aeronautical Standards Group Dept of Navy and Air Force (USA)
I16211SR832-75 Le Joint Francais (FRA)
WA353G07262AUNA Cimd (centre D'identification Des Materiels De La Defense) (FRA)
88007 Zf Industrieantriebe Witten Gmbh (DEU)
2615-233 PRIMARY Fluid Conditioning Products, Inc. (USA)
AN6230B11 Aeronautical Standards Group Dept of Navy and Air Force (USA)
9902PC19 Arkwin Industries, Inc. Dba Arkwin Industries Inc (USA)
MS28775-233 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS28775-233 PRIMARY Sae International Dba Sae International (USA)
MIL-P-25732 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
2-233N304-75 Zf Industrieantriebe Witten Gmbh (DEU)
230079123 Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA)
2633-561-01 PC 112-1 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
137604237 Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA)
MS28775-233 Seals & Packings, Llc (USA)
Related Parts
5999-00-071-6476INTERCHANGEABLE
DELAY LINE
1316-2
1450-00-175-9756INTERCHANGEABLE
DIAPHRAGM,HYDRAULIC RESERVOIR
10163311
5310-00-222-7161INTERCHANGEABLE
NUT,PLAIN,HEXAGON
1-1234
7320-00-389-5370INTERCHANGEABLE
GRATER ASSEMBLY,SLICER
M78032-9
5136-00-580-7186INTERCHANGEABLE
TAP,THREAD CUTTING
54766
3120-00-780-4348INTERCHANGEABLE
BUSHING,SLEEVE
5330-00-815-1708INTERCHANGEABLE
PACKING,PREFORMED
5120-00-981-0283INTERCHANGEABLE
CRIMPING TOOL,TERMINAL,HAND
11234
5998-01-048-7800INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5331-01-070-8119INTERCHANGEABLE
O-RING
88007
6350-01-168-7688INTERCHANGEABLE
CLAPPER,ELECTRIC BELL
5331-01-185-2590INTERCHANGEABLE
O-RING
2-233N304-75

Frequently Asked Questions

What is NSN 5331-00-579-3166?

NSN 5331-00-579-3166 is a O-Ring, manufactured by Fluid Conditioning Products, Inc., classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-579-3166?

NSN 5331-00-579-3166 has 36 cross-referenced part numbers: 2-233-56-401 (Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters), MS28775-233 (Aero Stock), 1376-04-237P (Zf Industrieantriebe Witten Gmbh), 5165PIECE13 (National Oilwell), 11-234 (Zf Industrieantriebe Witten Gmbh) and 31 more.

What NSN replaces 5331-00-579-3166?

There are 12 known substitutes for 5331-00-579-3166: 5999-00-071-6476, 1450-00-175-9756, 5310-00-222-7161 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2615-233?

Key specifications for 2615-233: Elongation Percentage: 160 MAXIMUM; Outside Diameter: 3.137 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-579-3166 still in active supply?

NSN 5331-00-579-3166 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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