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R4372 — FILTER,RADIO FREQUENCY INTERFERE

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

R4372: FILTER,RADIO FREQUENCY INTERFERE.

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include body_width: 0.380 INCHES NOMINAL IN, body_height: 0.780 INCHES NOMINAL IN, body_length: 2.100 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, overall_height: 0.919 INCHES NOMINAL IN, style_designator: RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE. This part is cataloged in the U.S.

Government catalog under NSN 5915-01-187-3948, 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→ R4372
NSN: 5915-01-187-3948
FSC: 5915 — Filters and Networks
CAGE: 01341 — MICROPHASE CORP (USA)
SPECIFICATIONS
body_width0.380 INCHES NOMINAL IN
body_height0.780 INCHES NOMINAL IN
body_length2.100 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
overall_height0.919 INCHES NOMINAL IN
style_designatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
unthreaded_mounting_hole_diameter0.145 INCHES NOMINAL IN
input_impedance_per_function_w/load50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
mounting_facility_type_and_quantity2 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
functional_terminal_type_and_quantity2 CONNECTOR, PLUG INPUT-OUTPUT LOCATION NOT OTHERWISE SPECIFIED
principal_circuitry_type_per_functionINDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED
output_impedance_per_function_w/source_across_input50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
NSN5915-01-187-3948
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,RADIO FREQUENCY INTERFERE TITLE COMPONENT PN R4372 MFR FILTER,RADIO FREQUENCY
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
•
INCLOSURE TYPE: HERMETICALLY SEALED
•
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH: 1.850 INCHES NOMINAL IN
•
FUNCTIONAL TERMINAL TYPE AND QUANTITY: 2 CONNECTOR, PLUG INPUT-OUTPUT LOCATION NOT OTHERWISE SPECIFIED
•
BODY WIDTH: 0.380 INCHES NOMINAL IN
•
BODY HEIGHT: 0.780 INCHES NOMINAL IN
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.145 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
OVERALL HEIGHT0.919 INCHES NOMINAL IN
INCLOSURE TYPEHERMETICALLY SEALED
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH1.850 INCHES NOMINAL IN
FUNCTIONAL TERMINAL TYPE AND QUANTITY2 CONNECTOR, PLUG INPUT-OUTPUT LOCATION NOT OTHERWISE SPECIFIED
BODY WIDTH0.380 INCHES NOMINAL IN
BODY HEIGHT0.780 INCHES NOMINAL IN
UNTHREADED MOUNTING HOLE DIAMETER0.145 INCHES NOMINAL IN
STYLE DESIGNATORRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
BODY LENGTH2.100 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5915 — Filters and Networks
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5915-00-000-0148 5915-00-001-1389 5915-00-001-1621 5915-00-001-2789 5915-00-001-2928 5915-00-001-2936 5915-00-001-3003 5915-00-001-3117
SUBSTITUTES & CROSS-REFERENCES 1
G254082-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is R4372?
R4372 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace R4372?
There is 1 known substitute for R4372: G254082-1. Substitute compatibility should be verified for your specific system.
What is the NSN for R4372?
R4372 is cataloged in the U.S. Government catalog under NSN 5915-01-187-3948. 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.