PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

350-450-14-03EH51Seal,plain Encased

Vanseal Corp · NSN 5330-00-438-9022 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-438-9022 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-438-9022. Primary manufacturer part number: 350-450-14-03EH51.
Features
  • Seal,plain Encased — FSC 5330
  • Attachment Method: CEMENTED
  • Case Style: RECESSED
  • Material: ALUMINUM ALLOY 5052 OR ALUMINUM ALLOY 5083 CASE
  • Accommodated Shaft Maximum Rated Speed: 1975 FEET PER MINUTE FT
  • Accommodated Shaft Diameter: 3.497 INCHES MINIMUM AND 3.503 INCHES MAXIMUM IN
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Sealing Element Style: ANGULAR
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Aluminum Alloy 5052 or Aluminum Alloy 5083 Case construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-438-9022, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Vanseal Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 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
NSN5330-00-438-9022
Primary Part Number350-450-14-03EH51
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerVanseal Corp
StatusACTIVE
Attachment MethodCEMENTED
Case StyleRECESSED
MaterialALUMINUM ALLOY 5052 OR ALUMINUM ALLOY 5083 CASE
Accommodated Shaft Maximum Rated Speed1975 FEET PER MINUTE FT
Accommodated Shaft Diameter3.497 INCHES MINIMUM AND 3.503 INCHES MAXIMUM IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Sealing Element StyleANGULAR
Test Data Document81349-45005 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Seal Width0.422 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
Outside Diameter4.506 INCHES NOMINAL IN
Temp Rating250.0 FAHRENHEIT DEGF
Housing Bore Diameter4.503 INCHES MINIMUM AND 4.508 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-452-581134891 INTERCHANGEABLE
Sealing Ring
Goodrich Actuation Systems Ltd
5330-00-481-6420 INTERCHANGEABLE
Seal,oil
3040-00-513-57878327980 INTERCHANGEABLE
Cap,linear Actuating Cylinder
U S Army Tank Automotive Command Amsta-Im-Mm
5330-00-722-3229F288 INTERCHANGEABLE
Packing,preformed
Cvg Sprague Devices, Llc Dba Cvg Sprague Devices, Llc
5930-00-852-84908720190 INTERCHANGEABLE
Switch,push
U S Army Tank Automotive Command Amsta-Im-Mm
5930-00-913-2983 INTERCHANGEABLE
Switch,toggle
5940-01-032-64675M968-4 INTERCHANGEABLE
Terminal Board
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
8145-01-046-234815087 INTERCHANGEABLE
Container,beam Card
Naval Inventory Control Point
3040-01-104-2302625128 INTERCHANGEABLE
Cylinder,main Stab
Energy Manufacturing Co. Inc.
5905-01-193-591515087 INTERCHANGEABLE
Resistor,variable
Basler Electric Co
Cross-Reference Index
Part NumberManufacturer
2587118 Naval Ship Systems Command (USA)
350-450-14-03EH51 John Crane, Inc (USA)
350-450-14-038851 John Crane, Inc (USA)
350-450-14-03EH51 PRIMARY Vanseal Corp (USA)
34891 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
5428876-4 Goriziane Group Spa (ITA)
15087 Zf Industrieantriebe Witten Gmbh (DEU)
514840 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
5428876-4 PRIMARY Naval Sea Systems Command (USA)
Related Parts
5330-00-452-5811INTERCHANGEABLE
SEALING RING
34891
5330-00-481-6420INTERCHANGEABLE
SEAL,OIL
3040-00-513-5787INTERCHANGEABLE
CAP,LINEAR ACTUATING CYLINDER
8327980
5330-00-722-3229INTERCHANGEABLE
PACKING,PREFORMED
F288
5930-00-852-8490INTERCHANGEABLE
SWITCH,PUSH
8720190
5930-00-913-2983INTERCHANGEABLE
SWITCH,TOGGLE
5940-01-032-6467INTERCHANGEABLE
TERMINAL BOARD
5M968-4
8145-01-046-2348INTERCHANGEABLE
CONTAINER,BEAM CARD
15087
3040-01-104-2302INTERCHANGEABLE
CYLINDER,MAIN STAB
625128
5905-01-193-5915INTERCHANGEABLE
RESISTOR,VARIABLE
15087
5940-01-387-5256INTERCHANGEABLE
TERMINAL,LUG
34891
5110-01-428-5252INTERCHANGEABLE
SAW,HAND,CROSSCUT
15-087

Frequently Asked Questions

What is NSN 5330-00-438-9022?

NSN 5330-00-438-9022 is a Seal,plain Encased, manufactured by Vanseal Corp, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-438-9022?

NSN 5330-00-438-9022 has 9 cross-referenced part numbers: 2587118 (Naval Ship Systems Command), 350-450-14-03EH51 (John Crane, Inc), 350-450-14-038851 (John Crane, Inc), 350-450-14-03EH51 (Vanseal Corp), 34891 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions) and 4 more.

What NSN replaces 5330-00-438-9022?

There are 12 known substitutes for 5330-00-438-9022: 5330-00-452-5811, 5330-00-481-6420, 3040-00-513-5787 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 350-450-14-03EH51?

Key specifications for 350-450-14-03EH51: Attachment Method: CEMENTED; Case Style: RECESSED; Special Features: SURFACE TREATMENT IS CARCINOGEN; Material: ALUMINUM ALLOY 5052 OR ALUMINUM ALLOY 5083 CASE. 13 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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