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PartsTable / COMPONENT / B501W
B501W ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The ADAPTER,BASE MOUNTING is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: FLANGELESS, 4.0 INCH DIA. BASE; MOUNTS MODEL 1551B INTELLIGENT IONIZATION SENSOR HEAD IN.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6350-01-465-2193, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
B501W
NSN: 6350-01-465-2193
FSC: 6350
CAGE: 3BEG3 — HONEYWELL INTERNATIONAL INC. DBA NOTIFIER DIV NOTIFIER (USA)
SPECIFICATIONS
general_characteristics_item_descriptionFLANGELESS, 4.0 INCH DIA. BASE; MOUNTS MODEL 1551B INTELLIGENT IONIZATION SENSOR HEAD IN
NSN6350-01-465-2193
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ADAPTER,BASE MOUNTING TITLE COMPONENT PN B501W MFR ADAPTER,BASE MOUNTING
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: FLANGELESS, 4.0 INCH DIA. BASE; MOUNTS MODEL 1551B INTELLIGENT IONIZATION SENSOR HEAD IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONFLANGELESS, 4.0 INCH DIA. BASE; MOUNTS MODEL 1551B INTELLIGENT IONIZATION SENSOR HEAD IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
B501Interchangeable
interchangeable cross-reference
interchangeable
13218E0479-3Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-52404Interchangeable
interchangeable cross-reference
interchangeable
278/720Interchangeable
interchangeable cross-reference
interchangeable
1551BInterchangeable
interchangeable cross-reference
interchangeable
221-0577-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B501W?
B501W is a ADAPTER,BASE MOUNTING.
What parts can replace B501W?
There are 11 known substitutes for B501W: B501, 13218E0479-3, MIL-DTL-52404 and 8 more. Substitute compatibility should be verified for your specific system.
Is B501W still available?
B501W is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026