PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SK46969PC16-3O-Ring

Philadelphia Naval Shipyard · NSN 5331-00-641-4350 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-641-4350 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-641-4350. Primary manufacturer part number: SK46969PC16-3.
Features
  • O-Ring — FSC 5331
  • Cross-Sectional Height: 0.210 INCHES NOMINAL IN
  • Outside Diameter: 3.520 INCHES NOMINAL IN
  • Elongation Percentage: 160 MAXIMUM
  • Material: RUBBER
  • Center Hole Diameter: 3.085 INCHES MINIMUM AND 3.115 INCHES MAXIMUM IN
  • 50 verified cross-references
  • Primary manufacturer: Philadelphia Naval Shipyard
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-641-4350, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Philadelphia Naval Shipyard. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 16 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
NSN5331-00-641-4350
Primary Part NumberSK46969PC16-3
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerPhiladelphia Naval Shipyard
StatusCANCELLED
Cross-Sectional Height0.210 INCHES NOMINAL IN
Outside Diameter3.520 INCHES NOMINAL IN
Elongation Percentage160 MAXIMUM
MaterialRUBBER
Center Hole Diameter3.085 INCHES MINIMUM AND 3.115 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5998-00-040-908211338 INTERCHANGEABLE
Electronic Components Assembly
Astec America Inc.
4720-00-068-4249 INTERCHANGEABLE
Tubing,nonmetallic
5975-00-199-9563 INTERCHANGEABLE
Box Connector,electrical
9390-00-291-6251 INTERCHANGEABLE
Nonmetallic Special Shaped Secti
5330-00-401-522705-5446 INTERCHANGEABLE
Packing,preformed
Bacharach, Inc.
2940-00-444-905542741 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
5935-00-503-61289063259 INTERCHANGEABLE
Connector,receptacle,electrical
Us Army Aviation and Missile Command
4210-00-518-361911338 INTERCHANGEABLE
Nozzle,fire Equipment
Tyco Fire Products Lp
5330-00-594-54072C2736 INTERCHANGEABLE
Packing,preformed
Cascade Corp
5331-00-599-10002-338 N230-70 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
SK46969PC16-3 Philadelphia Naval Shipyard (USA)
3600-254REVAPCAN6227-41 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
575-4801-1443691REVAPC27 Naval Ship Systems Command (USA)
11-338 Strohmeyer, Julie a. Dba Julie a. Strohmeyer (USA)
4255-30REVAPC19 Pearl Harbor Naval Shipyard and Intermediate Maintenance Facility (USA)
G14601PC46 Siemens Energy, Inc. (USA)
571-4801-1302061REVAPC27 Naval Ship Systems Command (USA)
564-7502-936274ALT4PCK3 Naval Ship Systems Command (USA)
4262-25REVAPC33 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
S7-41 Houghton International Inc. (USA)
271-4801-957587PCF4 Naval Ship Systems Command (USA)
569-6709-1190828ALTAPC16 Naval Ship Systems Command (USA)
3655-43REVAPC27 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
NC3030PC13 Dresser Industries Inc Leroi Div (USA)
1820-41 Strohmeyer, Julie a. Dba Julie a. Strohmeyer (USA)
27-41 Parker-Hannifin Corporation Div O-Ring Division (USA)
578-4801-1572912REVAPC19 Naval Ship Systems Command (USA)
2982-03ALT4PCK3 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
4262-46REVAPC34 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
569-2200-1189672REVBPC6 Naval Ship Systems Command (USA)
Related Parts
5998-00-040-9082INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
11338
4720-00-068-4249INTERCHANGEABLE
TUBING,NONMETALLIC
5975-00-199-9563INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
9390-00-291-6251INTERCHANGEABLE
NONMETALLIC SPECIAL SHAPED SECTI
5330-00-401-5227INTERCHANGEABLE
PACKING,PREFORMED
05-5446
2940-00-444-9055INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42741
5935-00-503-6128INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
9063259
4210-00-518-3619INTERCHANGEABLE
NOZZLE,FIRE EQUIPMENT
11338
5330-00-594-5407INTERCHANGEABLE
PACKING,PREFORMED
2C2736
5331-00-599-1000INTERCHANGEABLE
O-RING
2-338 N230-70
6620-00-684-1959INTERCHANGEABLE
INDICATOR,PRESSURE
18-1108
5305-00-685-3518INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 5331-00-641-4350?

NSN 5331-00-641-4350 is a O-Ring, manufactured by Philadelphia Naval Shipyard, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-641-4350?

NSN 5331-00-641-4350 has 50 cross-referenced part numbers: SK46969PC16-3 (Philadelphia Naval Shipyard), 3600-254REVAPCAN6227-41 (Electric Boat Corporation Div General Dynamics Electric Boat), 575-4801-1443691REVAPC27 (Naval Ship Systems Command), 11-338 (Strohmeyer, Julie a. Dba Julie a. Strohmeyer), 4255-30REVAPC19 (Pearl Harbor Naval Shipyard and Intermediate Maintenance Facility) and 45 more.

What NSN replaces 5331-00-641-4350?

There are 12 known substitutes for 5331-00-641-4350: 5998-00-040-9082, 4720-00-068-4249, 5975-00-199-9563 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SK46969PC16-3?

Key specifications for SK46969PC16-3: Cross-Sectional Height: 0.210 INCHES NOMINAL IN; Outside Diameter: 3.520 INCHES NOMINAL IN; Elongation Percentage: 160 MAXIMUM; Material: RUBBER. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-641-4350 still in active supply?

NSN 5331-00-641-4350 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.
PartsTable Design LLC · partstable.com