PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ST-3BGasket

The Electric Heater Co Dba Hubbell Electric Heater Co. · NSN 5330-01-287-8665 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-287-8665 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-287-8665. Primary manufacturer part number: ST-3B.
Features
  • Gasket — FSC 5330
  • 1 verified cross-reference
  • Primary manufacturer: The Electric Heater Co Dba Hubbell Electric Heater Co.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-01-287-8665, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Electric Heater Co Dba Hubbell Electric Heater Co.. 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.

Catalog Facts
Item NameGasket
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersThe Electric Heater Co Dba Hubbell Electric Heater Co. (CAGE 19857)
Technical Specifications
ParameterValue
NSN5330-01-287-8665
Primary Part NumberST-3B
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerThe Electric Heater Co Dba Hubbell Electric Heater Co.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6620-00-663-5722 INTERCHANGEABLE
Transmitter,pressure
5820-01-122-9482 INTERCHANGEABLE
Receiver,crystal Co
Cross-Reference Index
Part NumberManufacturer
ST-3B PRIMARY The Electric Heater Co Dba Hubbell Electric Heater Co. (USA)
Related Parts
6620-00-663-5722INTERCHANGEABLE
TRANSMITTER,PRESSURE
5820-01-122-9482INTERCHANGEABLE
RECEIVER,CRYSTAL CO

Frequently Asked Questions

What is NSN 5330-01-287-8665?

NSN 5330-01-287-8665 is a Gasket, manufactured by The Electric Heater Co Dba Hubbell Electric Heater Co., classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-287-8665?

NSN 5330-01-287-8665 has 1 cross-referenced part number: ST-3B (The Electric Heater Co Dba Hubbell Electric Heater Co.).

What NSN replaces 5330-01-287-8665?

There are 2 known substitutes for 5330-01-287-8665: 6620-00-663-5722, 5820-01-122-9482. Verify interchangeability with system specifications before substitution.

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