PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

318843PC3Gasket

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5330-00-344-5621 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-344-5621 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-344-5621. Primary manufacturer part number: 318843PC3.
Features
  • Gasket — FSC 5330
  • 3 verified cross-references
  • Primary manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-00-344-5621, 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. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGasket
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001); Eaton Aerospace, Llc Dba Jackson South (CAGE 62983)
Technical Specifications
ParameterValue
NSN5330-00-344-5621
Primary Part Number318843PC3
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5133-00-189-9265 INTERCHANGEABLE
Drill,twist
7920-00-514-241744090 INTERCHANGEABLE
Brush,acid Swabbing
Weiler Corporation
6665-00-728-2104 INTERCHANGEABLE
Ion Chamber
5977-00-922-591044090 INTERCHANGEABLE
Holder,electrical Contact Brush
L3harris Technologies, Inc Div Space & Airborne Systems
5305-01-586-623244090 INTERCHANGEABLE
Screw,cap,socket Head
Safety Socket Llc
Cross-Reference Index
Part NumberManufacturer
318843PC3 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
E46063-193PC3 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
44090 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5133-00-189-9265INTERCHANGEABLE
DRILL,TWIST
7920-00-514-2417INTERCHANGEABLE
BRUSH,ACID SWABBING
44090
6665-00-728-2104INTERCHANGEABLE
ION CHAMBER
5977-00-922-5910INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
44090
5305-01-586-6232INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
44090

Frequently Asked Questions

What is NSN 5330-00-344-5621?

NSN 5330-00-344-5621 is a Gasket, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-344-5621?

NSN 5330-00-344-5621 has 3 cross-referenced part numbers: 318843PC3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), E46063-193PC3 (Eaton Aerospace, Llc Dba Jackson South), 44090 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 5330-00-344-5621?

There are 5 known substitutes for 5330-00-344-5621: 5133-00-189-9265, 7920-00-514-2417, 6665-00-728-2104 and 2 more. Verify interchangeability with system specifications before substitution.

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