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Technical Data Sheet
PartsTable / MRO / M1550
M1550 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include height: 0.706 INCHES NOMINAL IN, body_width: 1.562 INCHES MAXIMUM IN, drive_type: DIRECT, scale_type: LINEAR SINGLE SCALE, body_height: 1.625 INCHES MAXIMUM IN, body_length: 2.000 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-503-1881, 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
MRO→ MRO_GENERAL→ M1550
NSN: 5915-00-503-1881
FSC: 5915
CAGE: 59901 — MTK ELECTRONICS INC (USA)
SPECIFICATIONS
height0.706 INCHES NOMINAL IN
body_width1.562 INCHES MAXIMUM IN
drive_typeDIRECT
scale_typeLINEAR SINGLE SCALE
body_height1.625 INCHES MAXIMUM IN
body_length2.000 INCHES MAXIMUM IN
inclosure_typeHERMETICALLY SEALED
overall_length3.281 INCHES NOMINAL IN
outside_diameter1.610 INCHES NOMINAL IN
special_featuresADDITIONAL ATTACHMENT METHOD: CENTER HOLE; INSERT MATERIAL: COPPER ALLOY; KNOB MATERIAL: PLASTIC METHACRYLATE
style_designatorROUND W/KNOB
attachment_methodPRESS FIT
NSN5915-00-503-1881
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,RADIO FREQUENCY INTERFERE TITLE COMPONENT PN M1550 MFR FILTER,RADIO FREQUENCY
KEY FEATURES
•
BODY LENGTH: 2.000 INCHES MAXIMUM IN
•
PRINCIPAL CIRCUITRY TYPE PER FUNCTION: INDUCTANCE-CAPACITANCE 2ND RADIO INTERFERENCE SECOND FUNCTION
•
OPERATING CURRENT RATING PER FUNCTION IN AMPS: 5.0 1ST RADIO INTERFERENCE FIRST FUNCTION
•
SOURCE IMPEDANCE RATING PER FUNCTION: 50.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION
•
LOAD IMPEDANCE PER FUNCTION: 50.0 OHMS 1ST RADIO INTERFERENCE FIRST FUNCTION
•
FUNCTIONAL TERMINAL TYPE AND QUANTITY: 2 THREADED STUD INPUT FIRST FUNCTION
•
MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS (FLIS)
BODY LENGTH2.000 INCHES MAXIMUM IN
PRINCIPAL CIRCUITRY TYPE PER FUNCTIONINDUCTANCE-CAPACITANCE 2ND RADIO INTERFERENCE SECOND FUNCTION
OPERATING CURRENT RATING PER FUNCTION IN AMPS5.0 1ST RADIO INTERFERENCE FIRST FUNCTION
SOURCE IMPEDANCE RATING PER FUNCTION50.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION
LOAD IMPEDANCE PER FUNCTION50.0 OHMS 1ST RADIO INTERFERENCE FIRST FUNCTION
LOAD IMPEDANCE PER FUNCTION50.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION
FUNCTIONAL TERMINAL TYPE AND QUANTITY2 THREADED STUD INPUT FIRST FUNCTION
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
OPERATING VOLTAGE RATING AND TYPE PER FUNCTION150.0 VOLTS DC 1ST RADIO INTERFERENCE FIRST FUNCTION
OPERATING VOLTAGE RATING AND TYPE PER FUNCTION150.0 VOLTS DC 2ND RADIO INTERFERENCE SECOND FUNCTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
E1433Interchangeable
interchangeable cross-reference
interchangeable
51860-1Interchangeable
interchangeable cross-reference
interchangeable
7000-X2174Interchangeable
interchangeable cross-reference
interchangeable
27009HInterchangeable
interchangeable cross-reference
interchangeable
RA99000Interchangeable
interchangeable cross-reference
interchangeable
XHB-99000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M1550?
M1550 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace M1550?
There are 24 known substitutes for M1550: E1433, 51860-1, 7000-X2174 and 21 more. Substitute compatibility should be verified for your specific system.
Is M1550 still available?
M1550 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