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Technical Data Sheet
PartsTable / MRO / IN371B
IN371B ✓ 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 inclosure_type: HERMETICALLY SEALED, operating_current_rating_per_function_in_amps: 22.0 BLANK LOCATION NOT OTHERWISE SPECIFIED, operating_voltage_rating_and_type_per_function: 1.125 KILOVOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-643-8484, 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→ IN371B
NSN: 5915-00-643-8484
FSC: 5915
CAGE: 00656 — AEROVOX CORP. (USA)
SPECIFICATIONS
inclosure_typeHERMETICALLY SEALED
operating_current_rating_per_function_in_amps22.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
operating_voltage_rating_and_type_per_function1.125 KILOVOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED
NSN5915-00-643-8484
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,RADIO FREQUENCY INTERFERE TITLE COMPONENT PN IN371B MFR FILTER,RADIO FREQUENCY
KEY FEATURES
•
INCLOSURE TYPE: HERMETICALLY SEALED
•
OPERATING CURRENT RATING PER FUNCTION IN AMPS: 22.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
•
OPERATING VOLTAGE RATING AND TYPE PER FUNCTION: 1.125 KILOVOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS (FLIS)
INCLOSURE TYPEHERMETICALLY SEALED
OPERATING CURRENT RATING PER FUNCTION IN AMPS22.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
OPERATING VOLTAGE RATING AND TYPE PER FUNCTION1.125 KILOVOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
0BT49368Interchangeable
interchangeable cross-reference
interchangeable
4RL0137Interchangeable
interchangeable cross-reference
interchangeable
84657Interchangeable
interchangeable cross-reference
interchangeable
914534Interchangeable
interchangeable cross-reference
interchangeable
11943AInterchangeable
interchangeable cross-reference
interchangeable
1431Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is IN371B?
IN371B is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace IN371B?
There are 8 known substitutes for IN371B: 0BT49368, 4RL0137, 84657 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for IN371B?
IN371B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-643-8484. 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