PartsTable
Technical Data Sheet
PartsTable / MRO / 21-0520-01
21-0520-01 ✓ 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

The FILTER,BAND PASS is a the manufacturer industrial component. Key specifications include body_width: 1.410 INCHES MAXIMUM IN, body_height: 3.250 INCHES NOMINAL IN, body_length: 4.980 INCHES NOMINAL IN, body_material: METAL, inclosure_type: HERMETICALLY SEALED, overall_height: 3.525 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-921-3827, 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→ 21-0520-01
NSN: 5915-00-921-3827
FSC: 5915
CAGE: 99480 — BUNDY ELECTRONICS DIV OF COVINGTON CORP (USA)
SPECIFICATIONS
body_width1.410 INCHES MAXIMUM IN
body_height3.250 INCHES NOMINAL IN
body_length4.980 INCHES NOMINAL IN
body_materialMETAL
inclosure_typeHERMETICALLY SEALED
overall_height3.525 INCHES NOMINAL IN
special_featuresTWO FILTERED FUNCTIONS
style_designatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
nominal_thread_size0.138 INCHES IN
operating_temp_range+0.0 TO 60.0 CELSIUS DEGC
end_item_identificationRESTRICTOR,MICRO
load_impedance_per_function600.0 OHMS 2ND BAND PASS SECOND FUNCTION
NSN5915-00-921-3827
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,BAND PASS TITLE COMPONENT PN 21-0520-01 MFR FILTER,BAND PASS
KEY FEATURES
•
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH: 0.938 INCHES NOMINAL IN
•
BODY WIDTH: 1.410 INCHES MAXIMUM IN
•
DISCRIMINATION AT SPECIFIED FREQUENCIES PER FUNCTION IN DECIBELS: 3.0 MINIMUM 2ND BAND PASS AND 45.0 MAXIMUM 2ND BAND PASS SECOND FUNCTION
•
OPERATING TEMP RANGE: +0.0 TO 60.0 CELSIUS DEGC
•
FREQUENCY BAND WIDTH PER FUNCTION: 382.50 HERTZ 1ST BAND PASS AND 467.50 HERTZ 1ST BAND PASS FIRST FUNCTION
•
BODY LENGTH: 4.980 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH0.938 INCHES NOMINAL IN
BODY WIDTH1.410 INCHES MAXIMUM IN
DISCRIMINATION AT SPECIFIED FREQUENCIES PER FUNCTION IN DECIBELS3.0 MINIMUM 2ND BAND PASS AND 45.0 MAXIMUM 2ND BAND PASS SECOND FUNCTION
DISCRIMINATION AT SPECIFIED FREQUENCIES PER FUNCTION IN DECIBELS3.0 MINIMUM 1ST BAND PASS AND 45.0 MAXIMUM 1ST BAND PASS FIRST FUNCTION
SPECIAL FEATURESTWO FILTERED FUNCTIONS
OPERATING TEMP RANGE+0.0 TO 60.0 CELSIUS DEGC
FREQUENCY BAND WIDTH PER FUNCTION382.50 HERTZ 1ST BAND PASS AND 467.50 HERTZ 1ST BAND PASS FIRST FUNCTION
BODY LENGTH4.980 INCHES NOMINAL IN
BODY MATERIALMETAL
LOAD IMPEDANCE PER FUNCTION600.0 OHMS 2ND BAND PASS SECOND FUNCTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
8354-1Interchangeable
interchangeable cross-reference
interchangeable
010301Interchangeable
interchangeable cross-reference
interchangeable
2831154Interchangeable
interchangeable cross-reference
interchangeable
013010Interchangeable
interchangeable cross-reference
interchangeable
010601Interchangeable
interchangeable cross-reference
interchangeable
53717-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21-0520-01?
21-0520-01 is a FILTER,BAND PASS. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21-0520-01?
There are 11 known substitutes for 21-0520-01: 8354-1, 010301, 2831154 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 21-0520-01?
21-0520-01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-921-3827. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026