PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50423Seal,plain Encased

Federal-Mogul Corp Government Sales Dept · NSN 5330-00-286-9940 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-286-9940 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-286-9940. Primary manufacturer part number: 50423.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Diameter: 1.500 INCHES NOMINAL IN
  • Housing Bore Diameter: 2.756 INCHES NOMINAL IN
  • Material: STEEL CASE
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Seal Width: 0.438 INCHES NOMINAL IN
  • Accommodated Shaft Maximum Rated Speed: 1000 FEET PER MINUTE FT
  • Sealing Element Style: ANGULAR
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 5330-00-286-9940, 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 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-286-9940
Primary Part Number50423
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerFederal-Mogul Corp Government Sales Dept
StatusACTIVE
Accommodated Shaft Diameter1.500 INCHES NOMINAL IN
Housing Bore Diameter2.756 INCHES NOMINAL IN
MaterialSTEEL CASE
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Seal Width0.438 INCHES NOMINAL IN
Accommodated Shaft Maximum Rated Speed1000 FEET PER MINUTE FT
Sealing Element StyleANGULAR
Case StyleSQUARE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-080-2886 INTERCHANGEABLE
Packing Assembly
3030-00-104-87972S8727 INTERCHANGEABLE
Belt,v
Caterpillar Inc Div Caterpillar Defense
5950-00-136-5433668 INTERCHANGEABLE
Coil,radio Frequency
Mpe Ltd
3110-00-144-8850 INTERCHANGEABLE
Bearing,ball,annular
4820-00-167-8444 INTERCHANGEABLE
Cap,valve
5133-00-228-1415 INTERCHANGEABLE
Drill,twist
5945-00-256-0674 INTERCHANGEABLE
Relay,reed
6240-00-283-0147 INTERCHANGEABLE
Lamp,incandescent
5920-00-296-0449MDA5 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
8415-00-324-7691668 INTERCHANGEABLE
Eyeshield Assy
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
Cross-Reference Index
Part NumberManufacturer
M20232 Vickers Inc (USA)
668 Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
50423 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
20232 PRIMARY The Crosby Group Llc Dba the Crosby Group (USA)
51X668 Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
65X668 Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
20232 Vickers Inc (USA)
Related Parts
5330-00-080-2886INTERCHANGEABLE
PACKING ASSEMBLY
3030-00-104-8797INTERCHANGEABLE
BELT,V
2S8727
5950-00-136-5433INTERCHANGEABLE
COIL,RADIO FREQUENCY
668
3110-00-144-8850INTERCHANGEABLE
BEARING,BALL,ANNULAR
4820-00-167-8444INTERCHANGEABLE
CAP,VALVE
5133-00-228-1415INTERCHANGEABLE
DRILL,TWIST
5945-00-256-0674INTERCHANGEABLE
RELAY,REED
6240-00-283-0147INTERCHANGEABLE
LAMP,INCANDESCENT
5920-00-296-0449INTERCHANGEABLE
FUSE,CARTRIDGE
MDA5
8415-00-324-7691INTERCHANGEABLE
EYESHIELD ASSY
668
5360-00-383-9967INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
FC668
5365-00-414-4291INTERCHANGEABLE
SPACER,SLEEVE
81-000319

Frequently Asked Questions

What is NSN 5330-00-286-9940?

NSN 5330-00-286-9940 is a Seal,plain Encased, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-286-9940?

NSN 5330-00-286-9940 has 8 cross-referenced part numbers: M20232 (Vickers Inc), 668 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc), 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 50423 (Federal-Mogul Corp Government Sales Dept), 20232 (The Crosby Group Llc Dba the Crosby Group) and 3 more.

What NSN replaces 5330-00-286-9940?

There are 12 known substitutes for 5330-00-286-9940: 5330-00-080-2886, 3030-00-104-8797, 5950-00-136-5433 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50423?

Key specifications for 50423: Accommodated Shaft Diameter: 1.500 INCHES NOMINAL IN; Housing Bore Diameter: 2.756 INCHES NOMINAL IN; Material: STEEL CASE; Material: RUBBER SYNTHETIC SEALING ELEMENT. 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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