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T10400 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

T10400: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include reach_length: 4.250 INCHES NOMINAL IN, overall_width: 1.250 INCHES NOMINAL IN, inclosure_type: OPEN, overall_height: 1.200 INCHES NOMINAL IN, overall_length: 2.060 INCHES NOMINAL IN, mounting_method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP. This part is cataloged in the U.S.

Government catalog under NSN 5120-00-212-4028, 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
T10400
NSN: 5120-00-212-4028
NIINs: 002124028, 007616365
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 70211 — INDRESCO INC INDUSTRIAL TOOL DIV (USA)
SPECIFICATIONS
reach_length4.250 INCHES NOMINAL IN
overall_width1.250 INCHES NOMINAL IN
inclosure_typeOPEN
overall_height1.200 INCHES NOMINAL IN
overall_length2.060 INCHES NOMINAL IN
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating300.0 HERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
reliability_indicatorNOT ESTABLISHED
mounting_hole_diameter0.188 INCHES NOMINAL SINGLE GROUP IN
impedance_rating_in_ohms8.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
winding_operating_current20.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
mounting_facility_quantity2 SINGLE GROUP
NSN5120-00-212-4028
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN T10400 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
REACH LENGTH: 4.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
REACH LENGTH4.250 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
253666Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is T10400?
T10400 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace T10400?
There is 1 known substitute for T10400: 253666. Substitute compatibility should be verified for your specific system.
What is the NSN for T10400?
T10400 is cataloged in the U.S. Government catalog under NSN 5120-00-212-4028. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.