PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2632-901X6PC8O-Ring

Electric Boat Corporation Div General Dynamics Electric Boat · NSN 5331-00-063-0919 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-063-0919 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-063-0919. Primary manufacturer part number: 2632-901X6PC8.
Features
  • O-Ring — FSC 5331
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Elongation Percentage: 160 MAXIMUM
  • Peripheral Diameter: 1.324 INCHES NOMINAL IN
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
  • Criticality Code Justification: ZZZY
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 5331-00-063-0919, 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 3 commercial cross-references from 3 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
NSN5331-00-063-0919
Primary Part Number2632-901X6PC8
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerElectric Boat Corporation Div General Dynamics Electric Boat
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Elongation Percentage160 MAXIMUM
Peripheral Diameter1.324 INCHES NOMINAL IN
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Temp Rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
Criticality Code JustificationZZZY
Center Hole Diameter1.040 INCHES MINIMUM AND 1.052 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-434-6220 INTERCHANGEABLE
Packing,preformed
5331-00-579-7911MS28775-215 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5331-01-179-4429 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
2632-901X6PC8 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
MS28775-215 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
SAE-AS28775 Sae International Dba Sae International (USA)
Related Parts
5330-00-434-6220INTERCHANGEABLE
PACKING,PREFORMED
5331-00-579-7911INTERCHANGEABLE
O-RING
MS28775-215
5331-01-179-4429INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5331-00-063-0919?

NSN 5331-00-063-0919 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 5331-00-063-0919?

NSN 5331-00-063-0919 has 3 cross-referenced part numbers: 2632-901X6PC8 (Electric Boat Corporation Div General Dynamics Electric Boat), MS28775-215 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), SAE-AS28775 (Sae International Dba Sae International).

What NSN replaces 5331-00-063-0919?

There are 3 known substitutes for 5331-00-063-0919: 5330-00-434-6220, 5331-00-579-7911, 5331-01-179-4429. Verify interchangeability with system specifications before substitution.

What are the specifications of 2632-901X6PC8?

Key specifications for 2632-901X6PC8: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Elongation Percentage: 160 MAXIMUM; Peripheral Diameter: 1.324 INCHES NOMINAL IN. 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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