PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

281481PC51Seal,plain Encased

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5330-00-559-2683 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-559-2683 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-559-2683. Primary manufacturer part number: 281481PC51.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Diameter: 0.750 INCHES NOMINAL IN
  • Surface Treatment: PASSIVATE CASE
  • Sealing Element Style: ANGULAR
  • Seal Width: 0.375 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING CASE
  • Case Style: SQUARE
  • Accommodated Shaft Maximum Rated Speed: 3000 FEET PER MINUTE FT
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Corrosion Resisting Case construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-559-2683, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-559-2683
Primary Part Number281481PC51
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Accommodated Shaft Diameter0.750 INCHES NOMINAL IN
Surface TreatmentPASSIVATE CASE
Sealing Element StyleANGULAR
Seal Width0.375 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING CASE
Case StyleSQUARE
Accommodated Shaft Maximum Rated Speed3000 FEET PER MINUTE FT
Housing Bore Diameter1.500 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5110-00-009-5039 INTERCHANGEABLE
File,hand
5133-00-189-9269 INTERCHANGEABLE
Drill,twist
5133-00-262-2172 INTERCHANGEABLE
Drill,twist
5330-00-499-426315024 INTERCHANGEABLE
Seal,plain Encased
Steego Corp
5305-00-680-9515343-2644-000 INTERCHANGEABLE
Screw,machine
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
3110-01-193-9253 INTERCHANGEABLE
Bearing,ball,annular
3020-01-311-567415024 INTERCHANGEABLE
Sprocket Wheel
Henny Penny Corporation
3040-01-341-463015024 INTERCHANGEABLE
Lever,remote Control
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5985-01-354-1681 INTERCHANGEABLE
Antenna
5995-01-589-774315024-1 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Science Applications International Corporation
Cross-Reference Index
Part NumberManufacturer
281481PC51 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
33S44375-1325 Naval Ordnance Standards (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
15024 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5110-00-009-5039INTERCHANGEABLE
FILE,HAND
5133-00-189-9269INTERCHANGEABLE
DRILL,TWIST
5133-00-262-2172INTERCHANGEABLE
DRILL,TWIST
5330-00-499-4263INTERCHANGEABLE
SEAL,PLAIN ENCASED
15024
5305-00-680-9515INTERCHANGEABLE
SCREW,MACHINE
343-2644-000
3110-01-193-9253INTERCHANGEABLE
BEARING,BALL,ANNULAR
3020-01-311-5674INTERCHANGEABLE
SPROCKET WHEEL
15024
3040-01-341-4630INTERCHANGEABLE
LEVER,REMOTE CONTROL
15024
5985-01-354-1681INTERCHANGEABLE
ANTENNA
5995-01-589-7743INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
15024-1

Frequently Asked Questions

What is NSN 5330-00-559-2683?

NSN 5330-00-559-2683 is a Seal,plain Encased, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-559-2683?

NSN 5330-00-559-2683 has 4 cross-referenced part numbers: 281481PC51 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 33S44375-1325 (Naval Ordnance Standards), 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 15024 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 5330-00-559-2683?

There are 10 known substitutes for 5330-00-559-2683: 5110-00-009-5039, 5133-00-189-9269, 5133-00-262-2172 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 281481PC51?

Key specifications for 281481PC51: Accommodated Shaft Diameter: 0.750 INCHES NOMINAL IN; Surface Treatment: PASSIVATE CASE; Sealing Element Style: ANGULAR; Seal Width: 0.375 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com