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677-1347-000 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

677-1347-000: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_width: 1.312 INCHES MAXIMUM IN, body_height: 1.500 INCHES MAXIMUM IN, body_length: 1.312 INCHES MAXIMUM1.312 INCHES MAXIMUM IN, inclosure_type: HERMETICALLY SEALEDHERMETICALLY SEALED, mounting_method: THREADED STUD(S) SINGLE GROUP, nominal_thread_size: 0.138 INCHES SINGLE GROUP0.138 INCHES SINGLE GROUP IN. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-475-4252, 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
677-1347-000
NSN: 5950-00-475-4252
FSC: 5950 — Coils and Transformers
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
body_width1.312 INCHES MAXIMUM IN
body_height1.500 INCHES MAXIMUM IN
body_length1.312 INCHES MAXIMUM1.312 INCHES MAXIMUM IN
inclosure_typeHERMETICALLY SEALEDHERMETICALLY SEALED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating300.0 HERTZ MINIMUM AND 300.0 HERTZ MINIMUM AND 3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT3.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
nominal_thread_size0.138 INCHES SINGLE GROUP0.138 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
thread_quantity_per_inch32 SINGLE GROUP
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUPUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_operating_current30.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
mounting_facility_quantity2 SINGLE GROUP2 SINGLE GROUP
NSN5950-00-475-4252
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN 677-1347-000 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
MOUNTING FACILITY QUANTITY: 2 SINGLE GROUP2 SINGLE GROUP
•
INCLOSURE TYPE: HERMETICALLY SEALEDHERMETICALLY SEALED
•
MOUNTING METHOD: THREADED STUD(S) SINGLE GROUP
•
BODY WIDTH: 1.312 INCHES MAXIMUM IN
•
BODY HEIGHT: 1.500 INCHES MAXIMUM IN
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
•
DISTANCE BETWEEN MOUNTING FACILITY CENTERS: 1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
NOMINAL THREAD SIZE: 0.138 INCHES SINGLE GROUP0.138 INCHES SINGLE GROUP IN
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY QUANTITY2 SINGLE GROUP2 SINGLE GROUP
INCLOSURE TYPEHERMETICALLY SEALEDHERMETICALLY SEALED
MOUNTING METHODTHREADED STUD(S) SINGLE GROUP
BODY WIDTH1.312 INCHES MAXIMUM IN
BODY HEIGHT1.500 INCHES MAXIMUM IN
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
DISTANCE BETWEEN MOUNTING FACILITY CENTERS1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
NOMINAL THREAD SIZE0.138 INCHES SINGLE GROUP0.138 INCHES SINGLE GROUP IN
BODY LENGTH1.312 INCHES MAXIMUM1.312 INCHES MAXIMUM IN
WINDING OPERATING CURRENT30.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
SUBSTITUTES & CROSS-REFERENCES 1
A11677Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 677-1347-000?
677-1347-000 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace 677-1347-000?
There is 1 known substitute for 677-1347-000: A11677. Substitute compatibility should be verified for your specific system.
What is the NSN for 677-1347-000?
677-1347-000 is cataloged in the U.S. Government catalog under NSN 5950-00-475-4252. 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.