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TP1881 ✓ 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,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 1.375 INCHES NOMINAL IN, body_height: 2.000 INCHES NOMINAL IN, body_length: 1.375 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, mounting_method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP, frequency_rating: 400.0 HERTZ 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 5950-00-686-7022, 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
TP1881
NSN: 5950-00-686-7022
FSC: 5950
CAGE: 29525 — HYTRONICS CORP. (USA)
SPECIFICATIONS
body_width1.375 INCHES NOMINAL IN
body_height2.000 INCHES NOMINAL IN
body_length1.375 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating400.0 HERTZ MAXIMUM SINGLE COMPONENT
reliability_indicatorNOT ESTABLISHED
mounting_hole_diameter0.156 INCHES NOMINAL SINGLE GROUP IN
impedance_rating_in_ohms36000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
winding_operating_current8.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
mounting_facility_quantity4 SINGLE GROUP
terminal_type_and_quantity5 TAB, SOLDER LUG
NSN5950-00-686-7022
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN TP1881 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
TERMINAL TYPE AND QUANTITY: 5 TAB, SOLDER LUG
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
BODY LENGTH: 1.375 INCHES NOMINAL IN
•
WINDING OPERATING CURRENT: 8.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
•
MOUNTING HOLE DIAMETER: 0.156 INCHES NOMINAL SINGLE GROUP IN
•
MOUNTING METHOD: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPE AND QUANTITY5 TAB, SOLDER LUG
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
BODY LENGTH1.375 INCHES NOMINAL IN
WINDING OPERATING CURRENT8.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
MOUNTING HOLE DIAMETER0.156 INCHES NOMINAL SINGLE GROUP IN
MOUNTING METHODFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
PRIMARY TO SECONDARY TURN RATIO1 TO 15 SINGLE COMPONENT
BODY WIDTH1.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
7444Interchangeable
interchangeable cross-reference
interchangeable
Z18225Interchangeable
interchangeable cross-reference
interchangeable
75Interchangeable
interchangeable cross-reference
interchangeable
5999002424955Interchangeable
interchangeable cross-reference
interchangeable
P217A240Interchangeable
interchangeable cross-reference
interchangeable
36021Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TP1881?
TP1881 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace TP1881?
There are 8 known substitutes for TP1881: 7444, Z18225, 75 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TP1881?
TP1881 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-686-7022. 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