PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M-409Gasket

Selas Heat Technology Company Llc Dba Selas Heat Technology Co Llc Div Selas Heat Technology · NSN 5330-01-692-5865 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-692-5865 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-692-5865. Primary manufacturer part number: M-409.
Features
  • Gasket — FSC 5330
  • 1 verified cross-reference
  • Primary manufacturer: Selas Heat Technology Company Llc Dba Selas Heat Technology Co Llc Div Selas Heat Technology
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-01-692-5865, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Selas Heat Technology Company Llc Dba Selas Heat Technology Co Llc Div Selas Heat Technology. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-692-5865
Primary Part NumberM-409
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSelas Heat Technology Company Llc Dba Selas Heat Technology Co Llc Div Selas Heat Technology
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5110-00-251-6481C1 INTERCHANGEABLE
Scraper,carbon,flexible
Durston Manufacturing Company Dba Vim Tools
6620-00-526-442482322 INTERCHANGEABLE
Indicator,pressure
Maxima Technologies & Systems Llc Dba Maxima Technologies/steward-Warner
5950-01-328-8973M409 INTERCHANGEABLE
Transformer,pulse
Payne Magnetics, Inc.
Cross-Reference Index
Part NumberManufacturer
M-409 PRIMARY Selas Heat Technology Company Llc Dba Selas Heat Technology Co Llc Div Selas Heat Technology (USA)
Related Parts
5110-00-251-6481INTERCHANGEABLE
SCRAPER,CARBON,FLEXIBLE
C1
6620-00-526-4424INTERCHANGEABLE
INDICATOR,PRESSURE
82322
5950-01-328-8973INTERCHANGEABLE
TRANSFORMER,PULSE
M409

Frequently Asked Questions

What is NSN 5330-01-692-5865?

NSN 5330-01-692-5865 is a Gasket, manufactured by Selas Heat Technology Company Llc Dba Selas Heat Technology Co Llc Div Selas Heat Technology, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-692-5865?

NSN 5330-01-692-5865 has 1 cross-referenced part number: M-409 (Selas Heat Technology Company Llc Dba Selas Heat Technology Co Llc Div Selas Heat Technology).

What NSN replaces 5330-01-692-5865?

There are 3 known substitutes for 5330-01-692-5865: 5110-00-251-6481, 6620-00-526-4424, 5950-01-328-8973. Verify interchangeability with system specifications before substitution.

What are the specifications of M-409?

Key specifications for M-409: End Item Identification: BOILER, HEATING, LOW PRESSURE 4520-01-677-4986; Part Name Assigned by Controlling Agency: BOTTOM CLEAR OUT GASKET. 2 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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