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PartsTable / COMPONENT / 2543BF
2543BF ✓ Verified by PartsTable
— · COMPONENT
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 MIXER,CRYSTAL,COAXIAL is a the manufacturer industrial component. Key specifications include overall_width: 2.000 INCHES NOMINAL IN, overall_height: 2.547 INCHES NOMINAL IN, overall_length: 2.375 INCHES NOMINAL IN, frequency_range_rating: +4.0 TO 8.0 GIGAHERTZ, signal_input_terminal_designator: NO SIGNAL INPUT TERMINAL DESIGNATOR, signal_output_terminal_designator: NO SIGNAL OUTPUT TERMINAL DESIGNATOR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-145-3479, 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
2543BF
NSN: 5985-00-145-3479
FSC: 5985
CAGE: 07180 — SPECTRUM MICROWAVE, INC. (USA)
SPECIFICATIONS
overall_width2.000 INCHES NOMINAL IN
overall_height2.547 INCHES NOMINAL IN
overall_length2.375 INCHES NOMINAL IN
frequency_range_rating+4.0 TO 8.0 GIGAHERTZ
signal_input_terminal_designatorNO SIGNAL INPUT TERMINAL DESIGNATOR
signal_output_terminal_designatorNO SIGNAL OUTPUT TERMINAL DESIGNATOR
local_oscillator_input_adjustabilityNONADJUSTABLE
local_oscillator_input_terminal_designatorNO LOCAL OSCILLATOR INPUT TERMINAL DESIGNATOR
NSN5985-00-145-3479
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MIXER,CRYSTAL,COAXIAL TITLE COMPONENT PN 2543BF MFR MIXER,CRYSTAL,COAXIAL
KEY FEATURES
•
FREQUENCY RANGE RATING: +4.0 TO 8.0 GIGAHERTZ
•
LOCAL OSCILLATOR INPUT TERMINAL DESIGNATOR: NO LOCAL OSCILLATOR INPUT TERMINAL DESIGNATOR
•
SIGNAL OUTPUT TERMINAL DESIGNATOR: NO SIGNAL OUTPUT TERMINAL DESIGNATOR
•
LOCAL OSCILLATOR INPUT ADJUSTABILITY: NONADJUSTABLE
•
SIGNAL INPUT TERMINAL DESIGNATOR: NO SIGNAL INPUT TERMINAL DESIGNATOR
TECHNICAL CHARACTERISTICS (FLIS)
FREQUENCY RANGE RATING+4.0 TO 8.0 GIGAHERTZ
LOCAL OSCILLATOR INPUT TERMINAL DESIGNATORNO LOCAL OSCILLATOR INPUT TERMINAL DESIGNATOR
SIGNAL OUTPUT TERMINAL DESIGNATORNO SIGNAL OUTPUT TERMINAL DESIGNATOR
LOCAL OSCILLATOR INPUT ADJUSTABILITYNONADJUSTABLE
SIGNAL INPUT TERMINAL DESIGNATORNO SIGNAL INPUT TERMINAL DESIGNATOR
OVERALL WIDTH2.000 INCHES NOMINAL IN
OVERALL LENGTH2.375 INCHES NOMINAL IN
OVERALL HEIGHT2.547 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
26188Interchangeable
interchangeable cross-reference
interchangeable
11442257-2Interchangeable
interchangeable cross-reference
interchangeable
TL-685Interchangeable
interchangeable cross-reference
interchangeable
22397Interchangeable
interchangeable cross-reference
interchangeable
12759-01259Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2543BF?
2543BF is a MIXER,CRYSTAL,COAXIAL.
What parts can replace 2543BF?
There are 5 known substitutes for 2543BF: 26188, 11442257-2, TL-685 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2543BF?
2543BF is cataloged in the Federal Logistics Information System (FLIS) under NSN 5985-00-145-3479. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026