PartsTable
Technical Data Sheet
PartsTable / MRO / M1656-1
M1656-1 ✓ 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 body_length: 3.930 INCHES MAXIMUM IN, inclosure_type: HERMETICALLY SEALED, overall_length: 5.513 INCHES MAXIMUM IN, style_designator: ROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES, nominal_thread_size: 0.750 INCHES IN, operating_temp_range: -55.0 TO 71.0 CELSIUS DEGC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-655-0447, 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→ M1656-1
NSN: 5915-00-655-0447
FSC: 5915
CAGE: 59901 — MTK ELECTRONICS INC (USA)
SPECIFICATIONS
body_length3.930 INCHES MAXIMUM IN
inclosure_typeHERMETICALLY SEALED
overall_length5.513 INCHES MAXIMUM IN
style_designatorROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES
nominal_thread_size0.750 INCHES IN
operating_temp_range-55.0 TO 71.0 CELSIUS DEGC
body_outside_diameter1.280 INCHES MAXIMUM IN
load_impedance_per_function50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
average_life_rating_in_hours30000.0
maximum_voltage_drop_per_function1.5 VOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED
mounting_facility_type_and_quantity1 THREADED BUSHING LOCATION NOT OTHERWISE SPECIFIED
vibration_resistance_range_in_hertz+10.0 TO 2000.0
NSN5915-00-655-0447
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,RADIO FREQUENCY INTERFERE TITLE COMPONENT PN M1656-1 MFR FILTER,RADIO FREQUENCY
KEY FEATURES
•
OPERATING TEMP RANGE: -55.0 TO 71.0 CELSIUS DEGC
•
FUNCTIONAL TERMINAL TYPE AND QUANTITY: 1 THREADED STUD INPUT FIRST FUNCTION
•
POWER LINE FREQUENCY RATING PER FUNCTION IN HERTZ: 400.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
•
MAXIMUM VOLTAGE DROP PER FUNCTION: 1.5 VOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED
•
LOAD IMPEDANCE PER FUNCTION: 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
•
STYLE DESIGNATOR: ROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES
•
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR: UNEF
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING TEMP RANGE-55.0 TO 71.0 CELSIUS DEGC
FUNCTIONAL TERMINAL TYPE AND QUANTITY1 THREADED STUD INPUT FIRST FUNCTION
POWER LINE FREQUENCY RATING PER FUNCTION IN HERTZ400.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
FUNCTIONAL TERMINAL TYPE AND QUANTITY1 THREADED STUD OUTPUT SECOND FUNCTION
MAXIMUM VOLTAGE DROP PER FUNCTION1.5 VOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED
LOAD IMPEDANCE PER FUNCTION50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
STYLE DESIGNATORROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNEF
NOMINAL THREAD SIZE0.750 INCHES IN
INCLOSURE TYPEHERMETICALLY SEALED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
MIL-I-14652Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-14652BInterchangeable
interchangeable cross-reference
interchangeable
A-1-450Interchangeable
interchangeable cross-reference
interchangeable
6818Interchangeable
interchangeable cross-reference
interchangeable
BP4297Interchangeable
interchangeable cross-reference
interchangeable
GPW-9316Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M1656-1?
M1656-1 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace M1656-1?
There are 11 known substitutes for M1656-1: MIL-I-14652, MIL-DTL-14652B, A-1-450 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M1656-1?
M1656-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-655-0447. 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