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Technical Data Sheet
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MDL50 — CONTROL,NULLAMATIC

✓ Government record, cited
SIEMENS INDUSTRY, INC. DBA SIEMENS ENERGY DIV PROCESS INDUSTRIES AND DRIVES · COMPONENT
PRODUCT OVERVIEW

MDL50: CONTROL,NULLAMATIC.

The CONTROL,NULLAMATIC is a SIEMENS INDUSTRY, INC. DBA SIEMENS ENERGY DIV PROCESS INDUSTRIES AND DRIVES industrial component. This part is cataloged in the U.S.

Government catalog under NSN 6685-01-054-8244, 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
MDL50
NSN: 6685-01-054-8244
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
CAGE: 41387 — SIEMENS INDUSTRY, INC. DBA SIEMENS ENERGY DIV PROCESS INDUSTRIES AND DRIVES (USA)
SPECIFICATIONS
Part NumberMDL50
ManufacturerSIEMENS INDUSTRY, INC. DBA SIEMENS ENERGY DIV PROCESS INDUSTRIES AND DRIVES
NSN6685-01-054-8244
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: SIEMENS INDUSTRY, INC. DBA SIEMENS ENERGY DIV PROCESS INDUSTRIES AND DRIVES CONTROL,NULLAMATIC TITLE COMPONENT PN MDL50 MFR SIEMENS INDUSTRY, INC. DBA SIEMENS ENERGY DIV PROCESS INDUSTRIES AND DRIVES CONTROL,NULLAMATIC
SUBSTITUTES & CROSS-REFERENCES 1
14281-61Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MDL50?
MDL50 is a CONTROL,NULLAMATIC manufactured by SIEMENS INDUSTRY, INC. DBA SIEMENS ENERGY DIV PROCESS INDUSTRIES AND DRIVES.
What parts can replace MDL50?
There is 1 known substitute for MDL50: 14281-61. Substitute compatibility should be verified for your specific system.
What is the NSN for MDL50?
MDL50 is cataloged in the U.S. Government catalog under NSN 6685-01-054-8244. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.