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PartsTable / MRO / 51A445
51A445 ✓ 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 TUNER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include overall_width: 5.625 INCHES NOMINAL IN, overall_height: 1.875 INCHES NOMINAL IN, overall_length: 9.031 INCHES NOMINAL IN, basic_shape_style: RECTANGULAR OR SQUARE, fsc_application_data: RADIO TRANSMITTER TYPE BC610E, frequency_per_channel: 4.0 MEGAHERTZ MINIMUM OPERATING CHANNEL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5820-00-164-8140, 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→ 51A445
NSN: 5820-00-164-8140
FSC: 5820
CAGE: 26916 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE (USA)
SPECIFICATIONS
overall_width5.625 INCHES NOMINAL IN
overall_height1.875 INCHES NOMINAL IN
overall_length9.031 INCHES NOMINAL IN
basic_shape_styleRECTANGULAR OR SQUARE
fsc_application_dataRADIO TRANSMITTER TYPE BC610E
frequency_per_channel4.0 MEGAHERTZ MINIMUM OPERATING CHANNEL
NSN5820-00-164-8140
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TUNER,RADIO FREQUENCY TITLE COMPONENT PN 51A445 MFR TUNER,RADIO FREQUENCY
KEY FEATURES
•
FREQUENCY PER CHANNEL: 5.0 MEGAHERTZ MAXIMUM OPERATING CHANNEL
•
FSC APPLICATION DATA: RADIO TRANSMITTER TYPE BC610E
•
BASIC SHAPE STYLE: RECTANGULAR OR SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
FREQUENCY PER CHANNEL5.0 MEGAHERTZ MAXIMUM OPERATING CHANNEL
FREQUENCY PER CHANNEL4.0 MEGAHERTZ MINIMUM OPERATING CHANNEL
FSC APPLICATION DATARADIO TRANSMITTER TYPE BC610E
OVERALL WIDTH5.625 INCHES NOMINAL IN
OVERALL LENGTH9.031 INCHES NOMINAL IN
BASIC SHAPE STYLERECTANGULAR OR SQUARE
OVERALL HEIGHT1.875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
TU50Interchangeable
interchangeable cross-reference
interchangeable
3700007-001Interchangeable
interchangeable cross-reference
interchangeable
1131598G1Interchangeable
interchangeable cross-reference
interchangeable
9022Interchangeable
interchangeable cross-reference
interchangeable
1425AS920Interchangeable
interchangeable cross-reference
interchangeable
9024Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51A445?
51A445 is a TUNER,RADIO FREQUENCY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 51A445?
There are 9 known substitutes for 51A445: TU50, 3700007-001, 1131598G1 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 51A445?
51A445 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5820-00-164-8140. 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