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Technical Data Sheet
PartsTable / COMPONENT / MCM844-2B
MCM844-2B ✓ 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 OSCILLATOR,CRYSTAL CONTROLLED is a the manufacturer industrial component. Key specifications include inclosure_type: ENCASED, overall_length: 0.300 INCHES NOMINAL IN, overall_diameter: 0.390 INCHES NOMINAL IN, basic_shape_style: CYLINDRICAL, installation_design: MECHANICAL, frequency_per_channel: 4.0 MEGAHERTZ NOMINAL OUTPUT CHANNEL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-01-248-2309, 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
MCM844-2B
NSN: 5955-01-248-2309
FSC: 5955
CAGE: 51774 — Q-TECH CORP DBA Q-TECH CORP (USA)
SPECIFICATIONS
inclosure_typeENCASED
overall_length0.300 INCHES NOMINAL IN
overall_diameter0.390 INCHES NOMINAL IN
basic_shape_styleCYLINDRICAL
installation_designMECHANICAL
frequency_per_channel4.0 MEGAHERTZ NOMINAL OUTPUT CHANNEL
average_life_measurementNOT RATED
NSN5955-01-248-2309
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available OSCILLATOR,CRYSTAL CONTROLLED TITLE COMPONENT PN MCM844-2B MFR OSCILLATOR,CRYSTAL CON
KEY FEATURES
•
AVERAGE LIFE MEASUREMENT: NOT RATED
•
INSTALLATION DESIGN: MECHANICAL
•
BASIC SHAPE STYLE: CYLINDRICAL
•
INCLOSURE TYPE: ENCASED
•
FREQUENCY PER CHANNEL: 4.0 MEGAHERTZ NOMINAL OUTPUT CHANNEL
•
OVERALL DIAMETER: 0.390 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
AVERAGE LIFE MEASUREMENTNOT RATED
OVERALL LENGTH0.300 INCHES NOMINAL IN
INSTALLATION DESIGNMECHANICAL
BASIC SHAPE STYLECYLINDRICAL
INCLOSURE TYPEENCASED
FREQUENCY PER CHANNEL4.0 MEGAHERTZ NOMINAL OUTPUT CHANNEL
OVERALL DIAMETER0.390 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
3163Interchangeable
interchangeable cross-reference
interchangeable
28352Interchangeable
interchangeable cross-reference
interchangeable
TL7479Interchangeable
interchangeable cross-reference
interchangeable
7479Interchangeable
interchangeable cross-reference
interchangeable
711625-2Interchangeable
interchangeable cross-reference
interchangeable
8496473Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MCM844-2B?
MCM844-2B is a OSCILLATOR,CRYSTAL CONTROLLED.
What parts can replace MCM844-2B?
There are 19 known substitutes for MCM844-2B: 3163, 28352, TL7479 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MCM844-2B?
MCM844-2B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5955-01-248-2309. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026