PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50081Seal,plain Encased

Federal-Mogul Corp Chassis Products Div · NSN 5330-00-178-2271 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-178-2271 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-178-2271. Primary manufacturer part number: 50081.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Diameter: 1.719 INCHES NOMINAL IN
  • Sealing Element Style: ANGULAR
  • Seal Width: 0.468 INCHES NOMINAL IN
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Housing Bore Diameter: 2.875 INCHES NOMINAL IN
  • Material: STEEL CASE
  • 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 5330-00-178-2271, 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 Chassis Products Div. Government technical data includes 8 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-178-2271
Primary Part Number50081
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerFederal-Mogul Corp Chassis Products Div
StatusACTIVE
Accommodated Shaft Diameter1.719 INCHES NOMINAL IN
Sealing Element StyleANGULAR
Seal Width0.468 INCHES NOMINAL IN
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Housing Bore Diameter2.875 INCHES NOMINAL IN
MaterialSTEEL CASE
MaterialLEATHER SEALING ELEMENT
Case StyleSQUARE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5330-00-080-076863X145 INTERCHANGEABLE
Seal,plain Encased
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
9540-00-628-4537 INTERCHANGEABLE
Angle,structural
5342-00-684-9689437629-2 INTERCHANGEABLE
Coupling,clamp,grooved
Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis
5930-00-717-6554 INTERCHANGEABLE
Switch,prop Feather
2530-00-737-24307372430 INTERCHANGEABLE
Plate Asy Backing
U S Army Tank Automotive Command Amsta-Im-Mm
5935-00-763-0858SM-A-617920-3 INTERCHANGEABLE
Connector Body,receptacle,electr
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3040-00-986-2427 INTERCHANGEABLE
Shaft,throat Assembly
3455-01-054-1804 INTERCHANGEABLE
File,rotary
4320-01-216-338630800 INTERCHANGEABLE
Motor,hydraulic
Mti Insulated Products Inc.
Cross-Reference Index
Part NumberManufacturer
50081 Federal-Mogul Corp Chassis Products Div (USA)
50081 Federal-Mogul Corp Government Sales Dept (USA)
Related Parts
5330-00-080-0768INTERCHANGEABLE
SEAL,PLAIN ENCASED
63X145
9540-00-628-4537INTERCHANGEABLE
ANGLE,STRUCTURAL
5342-00-684-9689INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
437629-2
5930-00-717-6554INTERCHANGEABLE
SWITCH,PROP FEATHER
2530-00-737-2430INTERCHANGEABLE
PLATE ASY BACKING
7372430
5935-00-763-0858INTERCHANGEABLE
CONNECTOR BODY,RECEPTACLE,ELECTR
SM-A-617920-3
3040-00-986-2427INTERCHANGEABLE
SHAFT,THROAT ASSEMBLY
3455-01-054-1804INTERCHANGEABLE
FILE,ROTARY
4320-01-216-3386INTERCHANGEABLE
MOTOR,HYDRAULIC
30800

Frequently Asked Questions

What is NSN 5330-00-178-2271?

NSN 5330-00-178-2271 is a Seal,plain Encased, manufactured by Federal-Mogul Corp Chassis Products Div, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-178-2271?

NSN 5330-00-178-2271 has 2 cross-referenced part numbers: 50081 (Federal-Mogul Corp Chassis Products Div), 50081 (Federal-Mogul Corp Government Sales Dept).

What NSN replaces 5330-00-178-2271?

There are 9 known substitutes for 5330-00-178-2271: 5330-00-080-0768, 9540-00-628-4537, 5342-00-684-9689 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50081?

Key specifications for 50081: Accommodated Shaft Diameter: 1.719 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Seal Width: 0.468 INCHES NOMINAL IN; Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT. 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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