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PartsTable / COMPONENT / 17994-00000
17994-00000 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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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 face_width: 0.125 INCHES NOMINAL IN, shaft_type: STRAIGHT, gear_material: ALUMINUM ALLOY, overall_length: 0.875 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES, shaft_diameter: 0.188 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-623-0043, 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
17994-00000
NSN: 3040-00-623-0043
FSC: 3040
CAGE: 00781 — CESSNA AIRCRAFT CO ARC AVIONICS DIV (USA)
SPECIFICATIONS
face_width0.125 INCHES NOMINAL IN
shaft_typeSTRAIGHT
gear_materialALUMINUM ALLOY
overall_length0.875 INCHES NOMINAL IN
pressure_angle20.0000 DEGREES
shaft_diameter0.188 INCHES NOMINAL IN
shaft_materialSTEEL
teeth_quantity54
diametral_pitch72
gear_outside_diameter0.777 INCHES NOMINAL IN
NSN3040-00-623-0043
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN 17994-00000 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
FACE WIDTH: 0.125 INCHES NOMINAL IN
•
GEAR MATERIAL: ALUMINUM ALLOY
•
GEAR OUTSIDE DIAMETER: 0.777 INCHES NOMINAL IN
•
DIAMETRAL PITCH: 72
•
SHAFT DIAMETER: 0.188 INCHES NOMINAL IN
•
SHAFT TYPE: STRAIGHT
•
TEETH QUANTITY: 54
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.875 INCHES NOMINAL IN
FACE WIDTH0.125 INCHES NOMINAL IN
GEAR MATERIALALUMINUM ALLOY
GEAR OUTSIDE DIAMETER0.777 INCHES NOMINAL IN
DIAMETRAL PITCH72
SHAFT DIAMETER0.188 INCHES NOMINAL IN
SHAFT TYPESTRAIGHT
TEETH QUANTITY54
PRESSURE ANGLE20.0000 DEGREES
SHAFT MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
5190946Interchangeable
interchangeable cross-reference
interchangeable
17994Interchangeable
interchangeable cross-reference
interchangeable
27S33Interchangeable
interchangeable cross-reference
interchangeable
932883-11Interchangeable
interchangeable cross-reference
interchangeable
93453Interchangeable
interchangeable cross-reference
interchangeable
A7225Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 17994-00000?
17994-00000 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 17994-00000?
There are 7 known substitutes for 17994-00000: 5190946, 17994, 27S33 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 17994-00000?
17994-00000 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-623-0043. 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