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51B471 ✓ 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 TRANSFORMER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_length: 2.250 INCHES NOMINAL IN, turn_quantity: 40 SINGLE COMPONENT SINGLE PRIMARY, coil_form_type: SOLID SINGLE COMPONENT, inclosure_type: OPEN, mounting_method: THREADED HOLE(S) SINGLE GROUP, frequency_rating: 2.5 MEGAHERTZ MINIMUM AND 3.175 MEGAHERTZ MAXIMUM SINGLE COMPONENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-234-4369, 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
51B471
NSN: 5950-00-234-4369
FSC: 5950
CAGE: 26916 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE (USA)
SPECIFICATIONS
body_length2.250 INCHES NOMINAL IN
turn_quantity40 SINGLE COMPONENT SINGLE PRIMARY
coil_form_typeSOLID SINGLE COMPONENT
inclosure_typeOPEN
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating2.5 MEGAHERTZ MINIMUM AND 3.175 MEGAHERTZ MAXIMUM SINGLE COMPONENT
special_featuresMTG HOLES PLACED ONE ON EA END AXIALLY LOCATED
inductance_rating14.10 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY
nominal_thread_size0.138 INCHES SINGLE GROUP IN
body_outside_diameter0.500 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
winding_conductor_size0.00198 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
NSN5950-00-234-4369
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,RADIO FREQUENCY TITLE COMPONENT PN 51B471 MFR TRANSFORMER,RADIO FREQ
KEY FEATURES
•
BODY LENGTH: 2.250 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 32 SINGLE GROUP
•
TURN QUANTITY: 40 SINGLE COMPONENT SINGLE PRIMARY
•
MOUNTING FACILITY QUANTITY: 2 SINGLE GROUP
•
FREQUENCY RATING: 2.5 MEGAHERTZ MINIMUM AND 3.175 MEGAHERTZ MAXIMUM SINGLE COMPONENT
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY SINGLE COMPONENT
TECHNICAL CHARACTERISTICS (FLIS)
BODY LENGTH2.250 INCHES NOMINAL IN
THREAD QUANTITY PER INCH32 SINGLE GROUP
SPECIAL FEATURESMTG HOLES PLACED ONE ON EA END AXIALLY LOCATED
TURN QUANTITY40 SINGLE COMPONENT SINGLE PRIMARY
MOUNTING FACILITY QUANTITY2 SINGLE GROUP
FREQUENCY RATING2.5 MEGAHERTZ MINIMUM AND 3.175 MEGAHERTZ MAXIMUM SINGLE COMPONENT
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
WINDING FUNCTION AND QUANTITY1 PRIMARY SINGLE COMPONENT
MOUNTING METHODTHREADED HOLE(S) SINGLE GROUP
INDUCTANCE RATING14.10 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
4850Interchangeable
interchangeable cross-reference
interchangeable
4841Interchangeable
interchangeable cross-reference
interchangeable
MILC2174SIZE3Interchangeable
interchangeable cross-reference
interchangeable
247AS-C1719-001Interchangeable
interchangeable cross-reference
interchangeable
MC805Interchangeable
interchangeable cross-reference
interchangeable
A02GS062-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51B471?
51B471 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace 51B471?
There are 13 known substitutes for 51B471: 4850, 4841, MILC2174SIZE3 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 51B471?
51B471 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-234-4369. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026