PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

29906Seal,plain Encased

Skf Usa Inc. Dba Skf Aerospace Sealing Solutions · NSN 5330-01-439-9432 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-439-9432 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-439-9432. Primary manufacturer part number: 29906.
Features
  • Seal,plain Encased — FSC 5330
  • Housing Bore Diameter: 4.003 INCHES NOMINAL IN
  • Sealing Element Style: VERTICAL
  • Outside Diameter: 4.008 INCHES NOMINAL IN
  • Accommodated Shaft Diameter: 3.000 INCHES NOMINAL IN
  • Seal Width: 0.375 INCHES NOMINAL IN
  • Surface Treatment: PLASTIC CASE
  • Material: STEEL CASE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Case construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-01-439-9432, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-439-9432
Primary Part Number29906
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSkf Usa Inc. Dba Skf Aerospace Sealing Solutions
StatusACTIVE
Housing Bore Diameter4.003 INCHES NOMINAL IN
Sealing Element StyleVERTICAL
Outside Diameter4.008 INCHES NOMINAL IN
Accommodated Shaft Diameter3.000 INCHES NOMINAL IN
Seal Width0.375 INCHES NOMINAL IN
Surface TreatmentPLASTIC CASE
MaterialSTEEL CASE
Case StyleRECESSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4520-01-286-8559 INTERCHANGEABLE
Heating Element,electrical,nonim
4820-01-424-2673299-06 INTERCHANGEABLE
Stem,fluid Valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
29906 PRIMARY Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
Related Parts
4520-01-286-8559INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
4820-01-424-2673INTERCHANGEABLE
STEM,FLUID VALVE
299-06

Frequently Asked Questions

What is NSN 5330-01-439-9432?

NSN 5330-01-439-9432 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 5330-01-439-9432?

NSN 5330-01-439-9432 has 1 cross-referenced part number: 29906 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions).

What NSN replaces 5330-01-439-9432?

There are 2 known substitutes for 5330-01-439-9432: 4520-01-286-8559, 4820-01-424-2673. Verify interchangeability with system specifications before substitution.

What are the specifications of 29906?

Key specifications for 29906: Housing Bore Diameter: 4.003 INCHES NOMINAL IN; Sealing Element Style: VERTICAL; Outside Diameter: 4.008 INCHES NOMINAL IN; Accommodated Shaft Diameter: 3.000 INCHES NOMINAL IN. 8 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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