PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5203902Seal,plain Encased

Clark Material Handling Company · NSN 5330-00-576-5285 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-576-5285 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-576-5285. Primary manufacturer part number: 5203902.
Features
  • Seal,plain Encased — FSC 5330
  • Material: WOOL SEALING ELEMENT A
  • Accommodated Shaft Diameter: 2.625 INCHES NOMINAL IN
  • Seal Width: 0.781 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN
  • Sealing Element Style: VERTICAL-ANGULAR
  • Case Style: SQUARE
  • Housing Bore Diameter: 4.370 INCHES NOMINAL IN
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Wool Sealing Element a construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-576-5285, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Clark Material Handling Company. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-576-5285
Primary Part Number5203902
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerClark Material Handling Company
StatusACTIVE
MaterialWOOL SEALING ELEMENT A
Accommodated Shaft Diameter2.625 INCHES NOMINAL IN
Seal Width0.781 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN
Sealing Element StyleVERTICAL-ANGULAR
Case StyleSQUARE
Housing Bore Diameter4.370 INCHES NOMINAL IN
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
MaterialLEATHER SEALING ELEMENT B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5315-00-010-3413103413 INTERCHANGEABLE
Pin,cotter
Chrysler Realty Company Llc Dba Daimler Chrysler
5962-00-587-06935971 INTERCHANGEABLE
Microcircuit,linear
Analog Devices, Inc. Div Corporate Headquarters
5950-00-847-04572269535 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5315-01-198-80705971 INTERCHANGEABLE
Pin,grooved,headless
Tescom Corp Dba Tescom Div Tescom
6630-01-268-9610 INTERCHANGEABLE
Detector,air,electrolyte Analyze
6640-01-423-7323 INTERCHANGEABLE
Test Tube,blood Collecting
Cross-Reference Index
Part NumberManufacturer
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
5203902 PRIMARY Clark Material Handling Company (USA)
5971 Engelhard Corp Speciality Chemicals Div Catalysts and Processes Dept (USA)
PGF5240 Volvo Construction Equipment North America, Llc (USA)
PGF5240 Vme Americas Inc Sub of Vme Group N V (USA)
5203902 Clark Equipment Co (USA)
Related Parts
5315-00-010-3413INTERCHANGEABLE
PIN,COTTER
103413
5962-00-587-0693INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5971
5950-00-847-0457INTERCHANGEABLE
TRANSFORMER,POWER
2269535
5315-01-198-8070INTERCHANGEABLE
PIN,GROOVED,HEADLESS
5971
6630-01-268-9610INTERCHANGEABLE
DETECTOR,AIR,ELECTROLYTE ANALYZE
6640-01-423-7323INTERCHANGEABLE
TEST TUBE,BLOOD COLLECTING

Frequently Asked Questions

What is NSN 5330-00-576-5285?

NSN 5330-00-576-5285 is a Seal,plain Encased, manufactured by Clark Material Handling Company, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-576-5285?

NSN 5330-00-576-5285 has 6 cross-referenced part numbers: 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 5203902 (Clark Material Handling Company), 5971 (Engelhard Corp Speciality Chemicals Div Catalysts and Processes Dept), PGF5240 (Volvo Construction Equipment North America, Llc), PGF5240 (Vme Americas Inc Sub of Vme Group N V) and 1 more.

What NSN replaces 5330-00-576-5285?

There are 6 known substitutes for 5330-00-576-5285: 5315-00-010-3413, 5962-00-587-0693, 5950-00-847-0457 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5203902?

Key specifications for 5203902: Material: WOOL SEALING ELEMENT A; Accommodated Shaft Diameter: 2.625 INCHES NOMINAL IN; Seal Width: 0.781 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN; Sealing Element Style: VERTICAL-ANGULAR. 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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