PartsTable
Technical Data Sheet
PartsTable / MRO / L-1257
L-1257 ✓ 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,LOW PASS is a the manufacturer industrial component. Key specifications include inclosure_type: UNINCLOSED, input_impedance_per_function_w/load: 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED, output_impedance_per_function_w/source_across_input: 50.0 OHMS 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 5915-00-503-1787, 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→ L-1257
NSN: 5915-00-503-1787
FSC: 5915
CAGE: 12598 — RLC ELECTRONICS, INC (USA)
SPECIFICATIONS
inclosure_typeUNINCLOSED
input_impedance_per_function_w/load50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
output_impedance_per_function_w/source_across_input50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
NSN5915-00-503-1787
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER,LOW PASS TITLE COMPONENT PN L-1257 MFR FILTER,LOW PASS
KEY FEATURES
•
INPUT IMPEDANCE PER FUNCTION W/LOAD: 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
•
INCLOSURE TYPE: UNINCLOSED
•
OUTPUT IMPEDANCE PER FUNCTION W/SOURCE ACROSS INPUT: 50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
TECHNICAL CHARACTERISTICS (FLIS)
INPUT IMPEDANCE PER FUNCTION W/LOAD50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
INCLOSURE TYPEUNINCLOSED
OUTPUT IMPEDANCE PER FUNCTION W/SOURCE ACROSS INPUT50.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
360AInterchangeable
interchangeable cross-reference
interchangeable
8329298Interchangeable
interchangeable cross-reference
interchangeable
4726566Interchangeable
interchangeable cross-reference
interchangeable
360ACHUCKXTESTXLEADInterchangeable
interchangeable cross-reference
interchangeable
80840Interchangeable
interchangeable cross-reference
interchangeable
80401Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is L-1257?
L-1257 is a FILTER,LOW PASS. It is classified as a MRO (MRO_GENERAL).
What parts can replace L-1257?
There are 6 known substitutes for L-1257: 360A, 8329298, 4726566 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for L-1257?
L-1257 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-503-1787. 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