PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50629Seal,plain Encased

Federal-Mogul Corp Government Sales Dept · NSN 5330-00-179-2109 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-179-2109 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-179-2109. Primary manufacturer part number: 50629.
Features
  • Seal,plain Encased — FSC 5330
  • Seal Width: 0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
  • Sealing Element Style: ANGULAR
  • Housing Bore Diameter: 1.249 INCHES MINIMUM AND 1.251 INCHES MAXIMUM IN
  • Accommodated Shaft Diameter: 0.656 INCHES NOMINAL IN
  • Material: STEEL CASE
  • Case Style: SQUARE
  • Material: LEATHER SEALING ELEMENT
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Case construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-179-2109, 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 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-179-2109
Primary Part Number50629
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerFederal-Mogul Corp Government Sales Dept
StatusCANCELLED
Seal Width0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
Sealing Element StyleANGULAR
Housing Bore Diameter1.249 INCHES MINIMUM AND 1.251 INCHES MAXIMUM IN
Accommodated Shaft Diameter0.656 INCHES NOMINAL IN
MaterialSTEEL CASE
Case StyleSQUARE
MaterialLEATHER SEALING ELEMENT
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5120-00-243-2946 INTERCHANGEABLE
Hammer,hand
4720-00-922-5132 INTERCHANGEABLE
Hose,nonmetallic
2910-00-991-827912421 INTERCHANGEABLE
Guide,plunger
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5310-01-157-328212421 INTERCHANGEABLE
Nut,plain,hexagon
Westerbeke Corporation
5340-01-342-93411-242-1 INTERCHANGEABLE
Cover,access
Horizon Aerospace Llc Dba Transicoil
2920-01-501-6279 INTERCHANGEABLE
Starter,engine,electrical
5950-01-562-953250629 INTERCHANGEABLE
Transformer,bank
Power Paragon, Inc. Dba Power Magnetics Div Power Magnetics
Cross-Reference Index
Part NumberManufacturer
50629 Federal-Mogul Corp Government Sales Dept (USA)
50629 Federal-Mogul Corp Chassis Products Div (USA)
12421 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
Related Parts
5120-00-243-2946INTERCHANGEABLE
HAMMER,HAND
4720-00-922-5132INTERCHANGEABLE
HOSE,NONMETALLIC
2910-00-991-8279INTERCHANGEABLE
GUIDE,PLUNGER
12421
5310-01-157-3282INTERCHANGEABLE
NUT,PLAIN,HEXAGON
12421
5340-01-342-9341INTERCHANGEABLE
COVER,ACCESS
1-242-1
2920-01-501-6279INTERCHANGEABLE
STARTER,ENGINE,ELECTRICAL
5950-01-562-9532INTERCHANGEABLE
TRANSFORMER,BANK
50629

Frequently Asked Questions

What is NSN 5330-00-179-2109?

NSN 5330-00-179-2109 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 5330-00-179-2109?

NSN 5330-00-179-2109 has 3 cross-referenced part numbers: 50629 (Federal-Mogul Corp Government Sales Dept), 50629 (Federal-Mogul Corp Chassis Products Div), 12421 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions).

What NSN replaces 5330-00-179-2109?

There are 7 known substitutes for 5330-00-179-2109: 5120-00-243-2946, 4720-00-922-5132, 2910-00-991-8279 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50629?

Key specifications for 50629: Seal Width: 0.297 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN; Sealing Element Style: ANGULAR; Housing Bore Diameter: 1.249 INCHES MINIMUM AND 1.251 INCHES MAXIMUM IN; Accommodated Shaft Diameter: 0.656 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-179-2109 still in active supply?

NSN 5330-00-179-2109 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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