PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43820Seal,plain Encased

Skf Usa Inc. Dba Skf Aerospace Sealing Solutions · NSN 5330-00-179-2130 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-179-2130 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-179-2130. Primary manufacturer part number: 43820.
Features
  • Seal,plain Encased — FSC 5330
  • Seal Width: 0.562 INCHES NOMINAL IN
  • Sealing Element Style: ANGULAR
  • Accommodated Shaft Diameter: 4.375 INCHES NOMINAL IN
  • Outside Diameter: 6.256 INCHES NOMINAL IN
  • Housing Bore Diameter: 6.251 INCHES NOMINAL IN
  • Case Style: SQUARE
  • Material: LEATHER SEALING ELEMENT
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Leather Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-179-2130, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Skf Usa Inc. Dba Skf Aerospace Sealing Solutions. Government technical data includes 10 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-179-2130
Primary Part Number43820
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSkf Usa Inc. Dba Skf Aerospace Sealing Solutions
StatusACTIVE
Seal Width0.562 INCHES NOMINAL IN
Sealing Element StyleANGULAR
Accommodated Shaft Diameter4.375 INCHES NOMINAL IN
Outside Diameter6.256 INCHES NOMINAL IN
Housing Bore Diameter6.251 INCHES NOMINAL IN
Case StyleSQUARE
MaterialLEATHER SEALING ELEMENT
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
MaterialSTEEL CASE
Surface TreatmentPLASTIC CASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2530-00-518-130004-SR07 INTERCHANGEABLE
Spindle,wheel,driving-Nondriving
Trailer Component Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
43820 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
Related Parts
2530-00-518-1300INTERCHANGEABLE
SPINDLE,WHEEL,DRIVING-NONDRIVING
04-SR07

Frequently Asked Questions

What is NSN 5330-00-179-2130?

NSN 5330-00-179-2130 is a Seal,plain Encased, manufactured by Skf Usa Inc. Dba Skf Aerospace Sealing Solutions, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-179-2130?

NSN 5330-00-179-2130 has 2 cross-referenced part numbers: 43820 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia).

What NSN replaces 5330-00-179-2130?

There is 1 known substitute for 5330-00-179-2130: 2530-00-518-1300. Verify interchangeability with system specifications before substitution.

What are the specifications of 43820?

Key specifications for 43820: Seal Width: 0.562 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Accommodated Shaft Diameter: 4.375 INCHES NOMINAL IN; Outside Diameter: 6.256 INCHES NOMINAL IN. 10 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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