PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

55226Seal,plain Encased

Altra Industrial Motion Corp. · NSN 5330-00-426-4446 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-426-4446 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-426-4446. Primary manufacturer part number: 55226.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Diameter: 0.999 INCHES MINIMUM AND 1.001 INCHES MAXIMUM IN
  • Housing Bore Diameter: 1.5748 INCHES MINIMUM AND 1.5754 INCHES MAXIMUM IN
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Case Style: RECESSED
  • Seal Width: 0.3125 INCHES NOMINAL IN
  • Material Document and Classification: A53-1 FSCM 71041 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT
  • Sealing Element Style: ANGULAR
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 5330-00-426-4446, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Altra Industrial Motion Corp.. 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-426-4446
Primary Part Number55226
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerAltra Industrial Motion Corp.
StatusACTIVE
Accommodated Shaft Diameter0.999 INCHES MINIMUM AND 1.001 INCHES MAXIMUM IN
Housing Bore Diameter1.5748 INCHES MINIMUM AND 1.5754 INCHES MAXIMUM IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Case StyleRECESSED
Seal Width0.3125 INCHES NOMINAL IN
Material Document and ClassificationA53-1 FSCM 71041 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT
Sealing Element StyleANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2810-00-118-647255226 INTERCHANGEABLE
Valve,poppet,engine
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5945-00-405-1167 INTERCHANGEABLE
Relay,electromagnetic
5360-00-627-5666471632 INTERCHANGEABLE
Spring,helical,compression
Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
5920-00-828-28240209.500 INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
5935-01-123-7917943949-7 INTERCHANGEABLE
Plate,retaining,electrical Conne
Raytheon Company Dba Raytheon
2530-01-166-933314054634 INTERCHANGEABLE
Arm,pivoting Wheel Spindle
General Motors Llc Dba General Motors Llc
5985-01-274-41222901446 INTERCHANGEABLE
Waveguide Assembly
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
471618 Federal-Mogul Corp Government Sales Dept (USA)
55226 PRIMARY Altra Industrial Motion Corp. (USA)
Related Parts
2810-00-118-6472INTERCHANGEABLE
VALVE,POPPET,ENGINE
55226
5945-00-405-1167INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5360-00-627-5666INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
471632
5920-00-828-2824INTERCHANGEABLE
FUSE,CARTRIDGE
0209.500
5935-01-123-7917INTERCHANGEABLE
PLATE,RETAINING,ELECTRICAL CONNE
943949-7
2530-01-166-9333INTERCHANGEABLE
ARM,PIVOTING WHEEL SPINDLE
14054634
5985-01-274-4122INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
2901446

Frequently Asked Questions

What is NSN 5330-00-426-4446?

NSN 5330-00-426-4446 is a Seal,plain Encased, manufactured by Altra Industrial Motion Corp., classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-426-4446?

NSN 5330-00-426-4446 has 2 cross-referenced part numbers: 471618 (Federal-Mogul Corp Government Sales Dept), 55226 (Altra Industrial Motion Corp.).

What NSN replaces 5330-00-426-4446?

There are 7 known substitutes for 5330-00-426-4446: 2810-00-118-6472, 5945-00-405-1167, 5360-00-627-5666 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 55226?

Key specifications for 55226: Accommodated Shaft Diameter: 0.999 INCHES MINIMUM AND 1.001 INCHES MAXIMUM IN; Housing Bore Diameter: 1.5748 INCHES MINIMUM AND 1.5754 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC SEALING ELEMENT; Case Style: RECESSED. 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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