PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

203006Seal,plain Encased

Federal-Mogul Corp Chassis Products Div · NSN 5330-00-806-4078 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-806-4078 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-806-4078. Primary manufacturer part number: 203006.
Features
  • Seal,plain Encased — FSC 5330
  • Case Style: RECESSED
  • Housing Bore Diameter: 2.562 INCHES NOMINAL IN
  • Surface Treatment: PLASTIC CASE
  • Material: STEEL CASE
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Outside Diameter: 2.566 INCHES NOMINAL IN
  • 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 5330-00-806-4078, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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
NSN5330-00-806-4078
Primary Part Number203006
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerFederal-Mogul Corp Chassis Products Div
StatusACTIVE
Case StyleRECESSED
Housing Bore Diameter2.562 INCHES NOMINAL IN
Surface TreatmentPLASTIC CASE
MaterialSTEEL CASE
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Outside Diameter2.566 INCHES NOMINAL IN
Sealing Element StyleANGULAR
Accommodated Shaft Diameter1.875 INCHES NOMINAL IN
Seal Width0.438 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5962-00-127-811640-666-3268 INTERCHANGEABLE
Microcircuit,linear
Ge Aviation Systems Ltd
3455-00-187-036954-10141 INTERCHANGEABLE
Cutter,milling,involute Gear
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5133-00-189-9295 INTERCHANGEABLE
Drill,twist
5945-00-201-6071 INTERCHANGEABLE
Relay,electromagnetic
5340-00-235-234318050 INTERCHANGEABLE
Bumper
Gyrus Acmi L.p. Dba Circon-Acmi Div
6115-00-500-400118050 INTERCHANGEABLE
Generator Set,gasoline Engine
Hiller Aircraft Corporation
5930-00-583-16401621242 INTERCHANGEABLE
Switch,thermostatic
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5905-00-873-5721282299-103 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Gould Instrument Systems Inc
5310-01-006-902618050 INTERCHANGEABLE
Washer,spring Tension
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
6520-01-027-0344 INTERCHANGEABLE
Bur,denture Trimming
Cross-Reference Index
Part NumberManufacturer
203006 Federal-Mogul Corp Chassis Products Div (USA)
458925R91 International Harvester Co Agricultural Equipment Div (USA)
18050 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
458925R91 Navistar International Corporation Dba Navistar (USA)
458925R91 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
Related Parts
5962-00-127-8116INTERCHANGEABLE
MICROCIRCUIT,LINEAR
40-666-3268
3455-00-187-0369INTERCHANGEABLE
CUTTER,MILLING,INVOLUTE GEAR
54-10141
5133-00-189-9295INTERCHANGEABLE
DRILL,TWIST
5945-00-201-6071INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5340-00-235-2343INTERCHANGEABLE
BUMPER
18050
6115-00-500-4001INTERCHANGEABLE
GENERATOR SET,GASOLINE ENGINE
18050
5930-00-583-1640INTERCHANGEABLE
SWITCH,THERMOSTATIC
1621242
5905-00-873-5721INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
282299-103
5310-01-006-9026INTERCHANGEABLE
WASHER,SPRING TENSION
18050
6520-01-027-0344INTERCHANGEABLE
BUR,DENTURE TRIMMING
3120-01-168-9956INTERCHANGEABLE
BEARING,WASHER,THRUST
10512638
5360-01-260-4633INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
18050

Frequently Asked Questions

What is NSN 5330-00-806-4078?

NSN 5330-00-806-4078 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 5330-00-806-4078?

NSN 5330-00-806-4078 has 5 cross-referenced part numbers: 203006 (Federal-Mogul Corp Chassis Products Div), 458925R91 (International Harvester Co Agricultural Equipment Div), 18050 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 458925R91 (Navistar International Corporation Dba Navistar), 458925R91 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/).

What NSN replaces 5330-00-806-4078?

There are 12 known substitutes for 5330-00-806-4078: 5962-00-127-8116, 3455-00-187-0369, 5133-00-189-9295 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 203006?

Key specifications for 203006: Case Style: RECESSED; Housing Bore Diameter: 2.562 INCHES NOMINAL IN; Surface Treatment: PLASTIC CASE; Material: STEEL CASE. 9 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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