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Technical Data Sheet
PartsTable / MRO / 12721
12721 ✓ 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 RECEIVER SUBASSEMBLY,RADIO is a the manufacturer industrial component. Key specifications include overall_width: 1.750 INCHES NOMINAL IN, overall_height: 1.500 INCHES NOMINAL IN, overall_length: 4.563 INCHES NOMINAL IN, end_item_identification: RECEIVER RADIO, component_type_and_quantity: 5 COIL AND 18 CONNECTOR AND 3 CORE AND 2 RESISTOR AND 2 SHIELD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5821-00-030-9749, 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→ 12721
NSN: 5821-00-030-9749
FSC: 5821
CAGE: 00781 — CESSNA AIRCRAFT CO ARC AVIONICS DIV (USA)
SPECIFICATIONS
overall_width1.750 INCHES NOMINAL IN
overall_height1.500 INCHES NOMINAL IN
overall_length4.563 INCHES NOMINAL IN
end_item_identificationRECEIVER RADIO
component_type_and_quantity5 COIL AND 18 CONNECTOR AND 3 CORE AND 2 RESISTOR AND 2 SHIELD
NSN5821-00-030-9749
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RECEIVER SUBASSEMBLY,RADIO TITLE COMPONENT PN 12721 MFR RECEIVER SUBASSEMBLY,R
KEY FEATURES
•
COMPONENT TYPE AND QUANTITY: 5 COIL AND 18 CONNECTOR AND 3 CORE AND 2 RESISTOR AND 2 SHIELD
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONRECEIVER RADIO
OVERALL LENGTH4.563 INCHES NOMINAL IN
OVERALL WIDTH1.750 INCHES NOMINAL IN
COMPONENT TYPE AND QUANTITY5 COIL AND 18 CONNECTOR AND 3 CORE AND 2 RESISTOR AND 2 SHIELD
OVERALL HEIGHT1.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
91MAP1Interchangeable
interchangeable cross-reference
interchangeable
12721Interchangeable
interchangeable cross-reference
interchangeable
1888936Interchangeable
interchangeable cross-reference
interchangeable
563540Interchangeable
interchangeable cross-reference
interchangeable
563540-1Interchangeable
interchangeable cross-reference
interchangeable
686B012721Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12721?
12721 is a RECEIVER SUBASSEMBLY,RADIO. It is classified as a MRO (MRO_GENERAL).
What parts can replace 12721?
There are 9 known substitutes for 12721: 91MAP1, 12721, 1888936 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12721?
12721 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5821-00-030-9749. 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