PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

229121PC1Seal,plain Encased

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5330-00-285-4129 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-285-4129 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-285-4129. Primary manufacturer part number: 229121PC1.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Diameter: 1.250 INCHES NOMINAL IN
  • Housing Bore Diameter: 1.982 INCHES MINIMUM AND 1.984 INCHES MAXIMUM IN
  • Case Style: SQUARE
  • Sealing Element Style: VERTICAL-ANGULAR
  • Material: WOOL SEALING ELEMENT A
  • Material: LEATHER SEALING ELEMENT B
  • 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 5330-00-285-4129, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-285-4129
Primary Part Number229121PC1
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusCANCELLED
Accommodated Shaft Diameter1.250 INCHES NOMINAL IN
Housing Bore Diameter1.982 INCHES MINIMUM AND 1.984 INCHES MAXIMUM IN
Case StyleSQUARE
Sealing Element StyleVERTICAL-ANGULAR
MaterialWOOL SEALING ELEMENT A
MaterialLEATHER SEALING ELEMENT B
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Seal Width0.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5330-00-115-1522204399N INTERCHANGEABLE
Seal,plain Encased
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
3110-00-156-4869415H INTERCHANGEABLE
Bearing,ball,annular
Oshkosh Defense Llc
5330-00-178-4679 INTERCHANGEABLE
Seal,plain Encased
5136-00-203-6508 INTERCHANGEABLE
Tap,thread Cutting
5133-00-228-1336 INTERCHANGEABLE
Drill,twist
2920-00-360-458710049 INTERCHANGEABLE
Head,bendix Drive
Mitsubishi Caterpillar Forklift America, Inc
5305-00-616-3752 INTERCHANGEABLE
Screw,cap,socket Head
5120-00-826-901810049 INTERCHANGEABLE
Jack,screw,hand
Celtech Corporation Div Use CAGE 65552 for All Orders
5945-01-172-9821SCCLC022XXALXA INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
3020-01-181-856610049 INTERCHANGEABLE
Gear,helical
Republic Machinery Co Inc Dba Republic Lagun Machine Tool Co
Cross-Reference Index
Part NumberManufacturer
229121PC1 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
10049 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
VX0591 American Standard Inc Westinghouse Air Brake Co Div (USA)
Related Parts
5330-00-115-1522INTERCHANGEABLE
SEAL,PLAIN ENCASED
204399N
3110-00-156-4869INTERCHANGEABLE
BEARING,BALL,ANNULAR
415H
5330-00-178-4679INTERCHANGEABLE
SEAL,PLAIN ENCASED
5136-00-203-6508INTERCHANGEABLE
TAP,THREAD CUTTING
5133-00-228-1336INTERCHANGEABLE
DRILL,TWIST
2920-00-360-4587INTERCHANGEABLE
HEAD,BENDIX DRIVE
10049
5305-00-616-3752INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5120-00-826-9018INTERCHANGEABLE
JACK,SCREW,HAND
10049
5945-01-172-9821INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
SCCLC022XXALXA
3020-01-181-8566INTERCHANGEABLE
GEAR,HELICAL
10049
5110-01-428-5239INTERCHANGEABLE
KNIFE,POCKET
10-049
5999-01-471-4816INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
21-1713-0049

Frequently Asked Questions

What is NSN 5330-00-285-4129?

NSN 5330-00-285-4129 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: cancelled.

What are the part numbers for NSN 5330-00-285-4129?

NSN 5330-00-285-4129 has 3 cross-referenced part numbers: 229121PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 10049 (Federal-Mogul Corp Government Sales Dept), VX0591 (American Standard Inc Westinghouse Air Brake Co Div).

What NSN replaces 5330-00-285-4129?

There are 12 known substitutes for 5330-00-285-4129: 5330-00-115-1522, 3110-00-156-4869, 5330-00-178-4679 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 229121PC1?

Key specifications for 229121PC1: Accommodated Shaft Diameter: 1.250 INCHES NOMINAL IN; Housing Bore Diameter: 1.982 INCHES MINIMUM AND 1.984 INCHES MAXIMUM IN; Case Style: SQUARE; Sealing Element Style: VERTICAL-ANGULAR. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-285-4129 still in active supply?

NSN 5330-00-285-4129 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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