PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

281W450Seal,plain Encased

Cone Drive Operations Inc · NSN 5330-00-485-0786 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-485-0786 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-485-0786. Primary manufacturer part number: 281W450.
Features
  • Seal,plain Encased — FSC 5330
  • Seal Width: 0.469 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Material: STEEL CASE
  • Sealing Element Style: ANGULAR
  • Accommodated Shaft Diameter: 2.8125 INCHES NOMINAL IN
  • Housing Bore Diameter: 4.498 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN
  • Case Style: SQUARE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-485-0786, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cone Drive Operations Inc. Government technical data includes 7 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-485-0786
Primary Part Number281W450
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCone Drive Operations Inc
StatusACTIVE
Seal Width0.469 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT
MaterialSTEEL CASE
Sealing Element StyleANGULAR
Accommodated Shaft Diameter2.8125 INCHES NOMINAL IN
Housing Bore Diameter4.498 INCHES MINIMUM AND 4.500 INCHES MAXIMUM IN
Case StyleSQUARE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5360-00-292-36365399 INTERCHANGEABLE
Spring,helical,compression
R.h. Industries, Inc.
5950-00-648-3441603995 INTERCHANGEABLE
Transformer,power
Lockheed Martin Corporation Div Rms - Mitchel Field
4730-00-720-00695399 INTERCHANGEABLE
Fitting,lubrication
Mcneil Ohio Corp
5935-00-729-1021 INTERCHANGEABLE
Connector,plug,electrical
5360-01-247-1076 INTERCHANGEABLE
Spring,helical,compression
4933-01-273-3071 INTERCHANGEABLE
Adapter,optical Boresight,9 Mm
5985-01-470-54095399 INTERCHANGEABLE
Coupler,antenna
Tech Resources, Inc
2540-01-479-44005399 INTERCHANGEABLE
Pivot Shaft,windshield Wiper
Independent Rough Terrain Center Llc
Cross-Reference Index
Part NumberManufacturer
5399 Federal-Mogul Corp Government Sales Dept (USA)
281W450 PRIMARY Cone Drive Operations Inc (USA)
Related Parts
5360-00-292-3636INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5399
5950-00-648-3441INTERCHANGEABLE
TRANSFORMER,POWER
603995
4730-00-720-0069INTERCHANGEABLE
FITTING,LUBRICATION
5399
5935-00-729-1021INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5360-01-247-1076INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4933-01-273-3071INTERCHANGEABLE
ADAPTER,OPTICAL BORESIGHT,9 MM
5985-01-470-5409INTERCHANGEABLE
COUPLER,ANTENNA
5399
2540-01-479-4400INTERCHANGEABLE
PIVOT SHAFT,WINDSHIELD WIPER
5399

Frequently Asked Questions

What is NSN 5330-00-485-0786?

NSN 5330-00-485-0786 is a Seal,plain Encased, manufactured by Cone Drive Operations Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-485-0786?

NSN 5330-00-485-0786 has 2 cross-referenced part numbers: 5399 (Federal-Mogul Corp Government Sales Dept), 281W450 (Cone Drive Operations Inc).

What NSN replaces 5330-00-485-0786?

There are 8 known substitutes for 5330-00-485-0786: 5360-00-292-3636, 5950-00-648-3441, 4730-00-720-0069 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 281W450?

Key specifications for 281W450: Seal Width: 0.469 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC SEALING ELEMENT; Material: STEEL CASE; Sealing Element Style: ANGULAR. 7 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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