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Technical Data Sheet
C2561-9-4TAPS ✓ 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: 3.750 INCHES NOMINAL IN, turn_quantity: 17 SINGLE COMPONENT SINGLE PRIMARY, coil_form_type: SOLID SINGLE COMPONENT, inclosure_type: OPEN, mounting_method: BRACKET(S) SINGLE GROUP, special_features: TAPPED AT 1-5/8 5-3/8 6-1/2 AND 12-1/8 TURNS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-227-5687, 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
C2561-9-4TAPS
NSN: 5950-00-227-5687
FSC: 5950
CAGE: 26916 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE (USA)
SPECIFICATIONS
body_length3.750 INCHES NOMINAL IN
turn_quantity17 SINGLE COMPONENT SINGLE PRIMARY
coil_form_typeSOLID SINGLE COMPONENT
inclosure_typeOPEN
mounting_methodBRACKET(S) SINGLE GROUP
special_featuresTAPPED AT 1-5/8 5-3/8 6-1/2 AND 12-1/8 TURNS
body_outside_diameter1.500 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
mounting_hole_diameter0.128 INCHES NOMINAL SINGLE GROUP IN
terminal_type_and_quantity4 WIRE LEAD AND 2 TAB, SOLDER LUG
winding_function_and_quantity1 PRIMARY SINGLE COMPONENT
NSN5950-00-227-5687
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,RADIO FREQUENCY TITLE COMPONENT PN C2561-9-4TAPS MFR TRANSFORMER,RADIO FREQ
KEY FEATURES
MOUNTING METHOD: BRACKET(S) SINGLE GROUP
BODY OUTSIDE DIAMETER: 1.500 INCHES NOMINAL IN
TURN QUANTITY: 17 SINGLE COMPONENT SINGLE PRIMARY
INCLOSURE TYPE: OPEN
COIL FORM TYPE: SOLID SINGLE COMPONENT
BODY LENGTH: 3.750 INCHES NOMINAL IN
WINDING FUNCTION AND QUANTITY: 1 PRIMARY SINGLE COMPONENT
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING METHODBRACKET(S) SINGLE GROUP
BODY OUTSIDE DIAMETER1.500 INCHES NOMINAL IN
SPECIAL FEATURESTAPPED AT 1-5/8 5-3/8 6-1/2 AND 12-1/8 TURNS
TURN QUANTITY17 SINGLE COMPONENT SINGLE PRIMARY
INCLOSURE TYPEOPEN
COIL FORM TYPESOLID SINGLE COMPONENT
BODY LENGTH3.750 INCHES NOMINAL IN
WINDING FUNCTION AND QUANTITY1 PRIMARY SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY4 WIRE LEAD AND 2 TAB, SOLDER LUG
MOUNTING HOLE DIAMETER0.128 INCHES NOMINAL SINGLE GROUP IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
3990Interchangeable
interchangeable cross-reference
interchangeable
EX3944AInterchangeable
interchangeable cross-reference
interchangeable
TA1-325-1Interchangeable
interchangeable cross-reference
interchangeable
5MS707Interchangeable
interchangeable cross-reference
interchangeable
3753Interchangeable
interchangeable cross-reference
interchangeable
3990AVInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C2561-9-4TAPS?
C2561-9-4TAPS is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace C2561-9-4TAPS?
There are 11 known substitutes for C2561-9-4TAPS: 3990, EX3944A, TA1-325-1 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C2561-9-4TAPS?
C2561-9-4TAPS is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-227-5687. This indicates validated use in U.S. government and defense supply chains.
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