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Technical Data Sheet
PartsTable / MRO / TL-40D55A
TL-40D55A ✓ 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_length: 1.530 INCHES NOMINAL IN, body_material: METAL, inclosure_type: ENCASED, overall_length: 4.750 INCHES NOMINAL IN, style_designator: ROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES, operating_temp_range: -40.0 TO 85.0 CELSIUS DEGC. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-078-7291, 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→ TL-40D55A
NSN: 5915-00-078-7291
FSC: 5915
CAGE: K7186 — MORGAN ELECTRO CERAMICS (GBR)
SPECIFICATIONS
body_length1.530 INCHES NOMINAL IN
body_materialMETAL
inclosure_typeENCASED
overall_length4.750 INCHES NOMINAL IN
style_designatorROUND TERMINAL/TERMINALS ON OPPOSITE SURFACES
operating_temp_range-40.0 TO 85.0 CELSIUS DEGC
body_outside_diameter0.312 INCHES NOMINAL IN
reference_frequency_per_function455.0 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
frequency_band_width_per_function435.00 KILOHERTZ BLANK AND 475.00 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
input_impedance_per_function_w/load1.2 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
mounting_facility_type_and_quantity2 TERMINAL LOCATION NOT OTHERWISE SPECIFIED
functional_terminal_type_and_quantity1 WIRE LEAD INPUT FIRST FUNCTION
NSN5915-00-078-7291
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,BAND PASS TITLE COMPONENT PN TL-40D55A MFR FILTER,BAND PASS
KEY FEATURES
•
VOLTAGE STANDING WAVE RATIO PER FUNCTION: 1.4 BLANK LOCATION NOT OTHERWISE SPECIFIED
•
DISCRIMINATION AT SPECIFIED FREQUENCIES PER FUNCTION IN DECIBELS: 60.0 MINIMUM BLANK AND 6.0 MAXIMUM BLANK FIRST FUNCTION
•
FUNCTIONAL TERMINAL TYPE AND QUANTITY: 1 TAB, SOLDER LUG GROUND THIRD FUNCTION
•
INSERTION LOSS AT REFERENCE FREQUENCY PER FUNCTION IN DECIBELS: 7.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
•
REFERENCE FREQUENCY PER FUNCTION: 455.0 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
•
OUTPUT IMPEDANCE PER FUNCTION W/SOURCE ACROSS INPUT: 1.2 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
•
SPECIFIED FREQUENCIES OF DISCRIMINATION PER FUNCTION: 427.50 KILOHERTZ BLANK AND 435.00 KILOHERTZ BLANK AND 475.00 KILOHERTZ BLANK AND 482.50 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
•
BODY OUTSIDE DIAMETER: 0.312 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
VOLTAGE STANDING WAVE RATIO PER FUNCTION1.4 BLANK LOCATION NOT OTHERWISE SPECIFIED
DISCRIMINATION AT SPECIFIED FREQUENCIES PER FUNCTION IN DECIBELS60.0 MINIMUM BLANK AND 6.0 MAXIMUM BLANK FIRST FUNCTION
FUNCTIONAL TERMINAL TYPE AND QUANTITY1 TAB, SOLDER LUG GROUND THIRD FUNCTION
INSERTION LOSS AT REFERENCE FREQUENCY PER FUNCTION IN DECIBELS7.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
REFERENCE FREQUENCY PER FUNCTION455.0 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
OUTPUT IMPEDANCE PER FUNCTION W/SOURCE ACROSS INPUT1.2 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
SPECIFIED FREQUENCIES OF DISCRIMINATION PER FUNCTION427.50 KILOHERTZ BLANK AND 435.00 KILOHERTZ BLANK AND 475.00 KILOHERTZ BLANK AND 482.50 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
BODY OUTSIDE DIAMETER0.312 INCHES NOMINAL IN
FUNCTIONAL TERMINAL TYPE AND QUANTITY1 WIRE LEAD INPUT FIRST FUNCTION
OVERALL LENGTH4.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
68717Interchangeable
interchangeable cross-reference
interchangeable
240-044Interchangeable
interchangeable cross-reference
interchangeable
722919-50Interchangeable
interchangeable cross-reference
interchangeable
ROM/PROM FAMILY 030Interchangeable
interchangeable cross-reference
interchangeable
44266-1Interchangeable
interchangeable cross-reference
interchangeable
6515NCM105200Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TL-40D55A?
TL-40D55A is a FILTER,BAND PASS. It is classified as a MRO (MRO_GENERAL).
What parts can replace TL-40D55A?
There are 8 known substitutes for TL-40D55A: 68717, 240-044, 722919-50 and 5 more. Substitute compatibility should be verified for your specific system.
Is TL-40D55A still available?
TL-40D55A 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