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TTI-4994 ✓ 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: 1.625 INCHES NOMINAL IN, body_height: 2.438 INCHES NOMINAL IN, body_length: 1.750 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, overall_height: 2.813 INCHES NOMINAL IN, mounting_method: THREADED STUD(S) SINGLE GROUP. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-021-1608, 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
TTI-4994
NSN: 5950-00-021-1608
FSC: 5950
CAGE: 96252 — PARK CITY ELECTRONIC LABORATORIES (USA)
SPECIFICATIONS
body_width1.625 INCHES NOMINAL IN
body_height2.438 INCHES NOMINAL IN
body_length1.750 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_height2.813 INCHES NOMINAL IN
mounting_methodTHREADED STUD(S) SINGLE GROUP
nominal_thread_size0.138 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
impedance_rating_in_ohms125.0 NOMINAL SINGLE COMPONENT ALL PRIMARY
thread_quantity_per_inch32 SINGLE GROUP
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_shielding_methodINTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
NSN5950-00-021-1608
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN TTI-4994 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
WINDING SHIELDING METHOD: INTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
•
BODY HEIGHT: 2.438 INCHES NOMINAL IN
•
TERMINAL TYPE AND QUANTITY: 8 SOLDER STUD
•
NOMINAL THREAD SIZE: 0.138 INCHES SINGLE GROUP IN
•
MOUNTING METHOD: THREADED STUD(S) SINGLE GROUP
•
THREAD QUANTITY PER INCH: 32 SINGLE GROUP
•
IMPEDANCE RATING IN OHMS: 10000.0 NOMINAL SINGLE COMPONENT SECOND SECONDARY
TECHNICAL CHARACTERISTICS (FLIS)
WINDING SHIELDING METHODINTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
BODY HEIGHT2.438 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY8 SOLDER STUD
NOMINAL THREAD SIZE0.138 INCHES SINGLE GROUP IN
MOUNTING METHODTHREADED STUD(S) SINGLE GROUP
THREAD QUANTITY PER INCH32 SINGLE GROUP
IMPEDANCE RATING IN OHMS10000.0 NOMINAL SINGLE COMPONENT SECOND SECONDARY
IMPEDANCE RATING IN OHMS100.0 NOMINAL SINGLE COMPONENT FIRST SECONDARY
IMPEDANCE RATING IN OHMS125.0 NOMINAL SINGLE COMPONENT ALL PRIMARY
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
3F5791Interchangeable
interchangeable cross-reference
interchangeable
43-1904Interchangeable
interchangeable cross-reference
interchangeable
M3101PC37Interchangeable
interchangeable cross-reference
interchangeable
2D10-9Interchangeable
interchangeable cross-reference
interchangeable
10282579-1Interchangeable
interchangeable cross-reference
interchangeable
C5114311Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TTI-4994?
TTI-4994 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace TTI-4994?
There are 16 known substitutes for TTI-4994: 3F5791, 43-1904, M3101PC37 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TTI-4994?
TTI-4994 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-021-1608. 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