PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50308SSeal,plain Encased

Federal-Mogul Corp Government Sales Dept · NSN 5330-00-816-0730 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-816-0730 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-816-0730. Primary manufacturer part number: 50308S.
Features
  • Seal,plain Encased — FSC 5330
  • Housing Bore Diameter: 3.061 INCHES NOMINAL IN
  • Accommodated Shaft Diameter: 2.125 INCHES NOMINAL IN
  • Seal Width: 0.500 INCHES NOMINAL IN
  • Sealing Element Style: ANGULAR
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Case Style: SQUARE
  • Material: STEEL CORROSION RESISTING CASE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-816-0730, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal-Mogul Corp Government Sales Dept. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-816-0730
Primary Part Number50308S
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerFederal-Mogul Corp Government Sales Dept
StatusCANCELLED
Housing Bore Diameter3.061 INCHES NOMINAL IN
Accommodated Shaft Diameter2.125 INCHES NOMINAL IN
Seal Width0.500 INCHES NOMINAL IN
Sealing Element StyleANGULAR
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Case StyleSQUARE
MaterialSTEEL CORROSION RESISTING CASE
Surface TreatmentPASSIVATE CASE
Accommodated Shaft Maximum Rated Speed3000 FEET PER MINUTE FT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5330-00-752-90320203207 INTERCHANGEABLE
Seal,plain Encased
Titan Wheel Corporation of Illinois
Cross-Reference Index
Part NumberManufacturer
50308S Federal-Mogul Corp Powertrain Products Div (USA)
50308S PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
Related Parts
5330-00-752-9032INTERCHANGEABLE
SEAL,PLAIN ENCASED
0203207

Frequently Asked Questions

What is NSN 5330-00-816-0730?

NSN 5330-00-816-0730 is a Seal,plain Encased, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-816-0730?

NSN 5330-00-816-0730 has 2 cross-referenced part numbers: 50308S (Federal-Mogul Corp Powertrain Products Div), 50308S (Federal-Mogul Corp Government Sales Dept).

What NSN replaces 5330-00-816-0730?

There is 1 known substitute for 5330-00-816-0730: 5330-00-752-9032. Verify interchangeability with system specifications before substitution.

What are the specifications of 50308S?

Key specifications for 50308S: Housing Bore Diameter: 3.061 INCHES NOMINAL IN; Accommodated Shaft Diameter: 2.125 INCHES NOMINAL IN; Seal Width: 0.500 INCHES NOMINAL IN; Sealing Element Style: ANGULAR. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-816-0730 still in active supply?

NSN 5330-00-816-0730 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