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Technical Data Sheet
PartsTable / COMPONENT / TD-A1 3-16
TD-A1 3-16 ✓ 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 material: STEEL OVERALL, point_type: NOTCHED, point_angle: 118.0 DEGREES NOMINAL, shank_style: TAPER-SQUARE, flute_length: 2.250 INCHES NOMINAL IN, overall_length: 4.375 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 5133-00-262-2183, 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
TD-A1 3-16
NSN: 5133-00-262-2183
FSC: 5133
CAGE: 80244 — GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
point_typeNOTCHED
point_angle118.0 DEGREES NOMINAL
shank_styleTAPER-SQUARE
flute_length2.250 INCHES NOMINAL IN
flute_quantity2
overall_length4.375 INCHES NOMINAL IN
hardness_rating40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
cutting_end_styleGENERAL PURPOSE
nominal_cutting_diameter0.1875 INCHES IN
cutting_rotation_directionRIGHT-HAND
nondefinitive_spec/std_data1 CLASS AND A TYPE
NSN5133-00-262-2183
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN TD-A1 3-16 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
CUTTING ROTATION DIRECTION: RIGHT-HAND
•
MATERIAL: STEEL OVERALL
•
NOMINAL CUTTING DIAMETER: 0.1875 INCHES IN
•
CUTTING END STYLE: GENERAL PURPOSE
•
NONDEFINITIVE SPEC/STD DATA: 1 CLASS AND A TYPE
•
FLUTE LENGTH: 2.250 INCHES NOMINAL IN
•
POINT ANGLE: 118.0 DEGREES NOMINAL
•
FLUTE QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
CUTTING ROTATION DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
NOMINAL CUTTING DIAMETER0.1875 INCHES IN
CUTTING END STYLEGENERAL PURPOSE
NONDEFINITIVE SPEC/STD DATA1 CLASS AND A TYPE
FLUTE LENGTH2.250 INCHES NOMINAL IN
POINT ANGLE118.0 DEGREES NOMINAL
FLUTE QUANTITY2
SHANK STYLETAPER-SQUARE
SHANK LARGE END SQUARE WIDTH0.375 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
56412Interchangeable
interchangeable cross-reference
interchangeable
04-0DS-4AInterchangeable
interchangeable cross-reference
interchangeable
GGG-D-751Interchangeable
interchangeable cross-reference
interchangeable
GGG-D-751 TYACL1Interchangeable
interchangeable cross-reference
interchangeable
109Interchangeable
interchangeable cross-reference
interchangeable
56408Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TD-A1 3-16?
TD-A1 3-16 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace TD-A1 3-16?
There are 9 known substitutes for TD-A1 3-16: 56412, 04-0DS-4A, GGG-D-751 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TD-A1 3-16?
TD-A1 3-16 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-00-262-2183. 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