PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40439Packing,preformed

Eaton Aerospace, Llc Dba Jackson South · NSN 5330-00-297-3626 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-297-3626 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-297-3626. Primary manufacturer part number: 40439.
Features
  • Packing,preformed — FSC 5330
  • Cross-Sectional Shape Style: SPECIAL
  • Hardness Rating: 68.0 SHORE DUROMETER A NOMINAL OVERALL
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
  • Material Document and Classification: MIL-P-18484 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Rim Surface Width: 0.156 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
  • Center Hole Diameter: 0.375 INCHES NOMINAL IN
  • Cross-Sectional Height: 0.188 INCHES NOMINAL IN
Applications
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr Overall construction
General Description

The Packing,preformed, cataloged under National Stock Number 5330-00-297-3626, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-297-3626
Primary Part Number40439
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusCANCELLED
Cross-Sectional Shape StyleSPECIAL
Hardness Rating68.0 SHORE DUROMETER A NOMINAL OVERALL
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
Material Document and ClassificationMIL-P-18484 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Rim Surface Width0.156 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
Center Hole Diameter0.375 INCHES NOMINAL IN
Cross-Sectional Height0.188 INCHES NOMINAL IN
Peripheral Diameter0.625 INCHES NOMINAL IN
Inner Groove Width0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5360-00-070-245240-439 INTERCHANGEABLE
Spring,helical,compression
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
5330-00-297-362512Z62PC7 INTERCHANGEABLE
Packing,preformed
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5330-00-297-362801313PC INTERCHANGEABLE
Packing,preformed
Minor Rubber Co Inc
5330-00-297-3629146398PC4 INTERCHANGEABLE
Packing,preformed
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5330-00-297-363012Z62PC3 INTERCHANGEABLE
Packing,preformed
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5330-00-297-3631 INTERCHANGEABLE
Packing,preformed
5330-00-297-3632042405 INTERCHANGEABLE
Packing,preformed
Eaton Aerospace, Llc Dba Jackson South
5330-00-297-3633 INTERCHANGEABLE
Packing,preformed
5330-00-297-3706299546PC4 INTERCHANGEABLE
Packing,preformed
Naval Sea Systems Command
5950-00-938-5281SM-C-416326 INTERCHANGEABLE
Transformer,power
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
5330-207 General Stores Supply Office (USA)
271744PC5 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
299496PC5 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
254782PC3 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
146398PC1 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
40439 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5360-00-070-2452INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
40-439
5330-00-297-3625INTERCHANGEABLE
PACKING,PREFORMED
12Z62PC7
5330-00-297-3628INTERCHANGEABLE
PACKING,PREFORMED
01313PC
5330-00-297-3629INTERCHANGEABLE
PACKING,PREFORMED
146398PC4
5330-00-297-3630INTERCHANGEABLE
PACKING,PREFORMED
12Z62PC3
5330-00-297-3631INTERCHANGEABLE
PACKING,PREFORMED
5330-00-297-3632INTERCHANGEABLE
PACKING,PREFORMED
042405
5330-00-297-3633INTERCHANGEABLE
PACKING,PREFORMED
5330-00-297-3706INTERCHANGEABLE
PACKING,PREFORMED
299546PC4
5950-00-938-5281INTERCHANGEABLE
TRANSFORMER,POWER
SM-C-416326
5962-01-169-2608INTERCHANGEABLE
MICROCIRCUIT,MEMORY
40439

Frequently Asked Questions

What is NSN 5330-00-297-3626?

NSN 5330-00-297-3626 is a Packing,preformed, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-297-3626?

NSN 5330-00-297-3626 has 6 cross-referenced part numbers: 5330-207 (General Stores Supply Office), 271744PC5 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 299496PC5 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 254782PC3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 146398PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 1 more.

What NSN replaces 5330-00-297-3626?

There are 11 known substitutes for 5330-00-297-3626: 5360-00-070-2452, 5330-00-297-3625, 5330-00-297-3628 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40439?

Key specifications for 40439: Cross-Sectional Shape Style: SPECIAL; Hardness Rating: 68.0 SHORE DUROMETER A NOMINAL OVERALL; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL; Material Document and Classification: MIL-P-18484 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-297-3626 still in active supply?

NSN 5330-00-297-3626 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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