PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2632-901X6PC7O-Ring

Electric Boat Corporation Div General Dynamics Electric Boat · NSN 5331-00-060-4656 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-060-4656 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-060-4656. Primary manufacturer part number: 2632-901X6PC7.
Features
  • O-Ring — FSC 5331
  • Criticality Code Justification: ZZZY
  • Center Hole Diameter: 0.853 INCHES MINIMUM AND 0.865 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
  • Elongation Percentage: 160 MAXIMUM
  • Peripheral Diameter: 1.137 INCHES NOMINAL IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
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 5331-00-060-4656, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 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
NSN5331-00-060-4656
Primary Part Number2632-901X6PC7
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerElectric Boat Corporation Div General Dynamics Electric Boat
StatusACTIVE
Criticality Code JustificationZZZY
Center Hole Diameter0.853 INCHES MINIMUM AND 0.865 INCHES MAXIMUM IN
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Temp Rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
Elongation Percentage160 MAXIMUM
Peripheral Diameter1.137 INCHES NOMINAL IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5331-00-263-9405000212EB INTERCHANGEABLE
O-Ring
Admiral Valve Llc Dba Cpv Manufacturing
5331-00-579-8156DS-932327 INTERCHANGEABLE
O-Ring
Eaton Aerospace, Llc Dba Jackson South
5331-01-221-3517 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
2632-901X6PC7 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
C-8176ITEM17 Admiral Valve Llc Dba Cpv Manufacturing (USA)
845-2181262TABLE17 Naval Ship Systems Command (USA)
3854PC22,23 Cooper Cameron Corp Cooper Cameron Valves Div (USA)
845-2181262, TABLE 17 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
000212EB Admiral Valve Llc Dba Cpv Manufacturing (USA)
MS28775-212 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
845-4690477ITEMF20 Naval Ship Systems Command (USA)
5330PL0932526 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
5331-00-263-9405INTERCHANGEABLE
O-RING
000212EB
5331-00-579-8156INTERCHANGEABLE
O-RING
DS-932327
5331-01-221-3517INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-00-060-4656?

NSN 5331-00-060-4656 is a O-Ring, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-060-4656?

NSN 5331-00-060-4656 has 9 cross-referenced part numbers: 2632-901X6PC7 (Electric Boat Corporation Div General Dynamics Electric Boat), C-8176ITEM17 (Admiral Valve Llc Dba Cpv Manufacturing), 845-2181262TABLE17 (Naval Ship Systems Command), 3854PC22,23 (Cooper Cameron Corp Cooper Cameron Valves Div), 845-2181262, TABLE 17 (Electric Boat Corporation Div General Dynamics Electric Boat) and 4 more.

What NSN replaces 5331-00-060-4656?

There are 3 known substitutes for 5331-00-060-4656: 5331-00-263-9405, 5331-00-579-8156, 5331-01-221-3517. Verify interchangeability with system specifications before substitution.

What are the specifications of 2632-901X6PC7?

Key specifications for 2632-901X6PC7: Criticality Code Justification: ZZZY; Center Hole Diameter: 0.853 INCHES MINIMUM AND 0.865 INCHES MAXIMUM IN; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF. 8 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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