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PartsTable / COMPONENT / SM-B-528531
SM-B-528531 ✓ 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_length: 0.750 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, mounting_method: PLUG-IN SINGLE GROUP, frequency_rating: 1.6 KILOHERTZ MAXIMUM SINGLE COMPONENT, body_outside_diameter: 1.250 INCHES NOMINAL IN, reliability_indicator: NOT ESTABLISHED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-924-8805, 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
SM-B-528531
NSN: 5950-00-924-8805
FSC: 5950
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
body_length0.750 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
mounting_methodPLUG-IN SINGLE GROUP
frequency_rating1.6 KILOHERTZ MAXIMUM SINGLE COMPONENT
body_outside_diameter1.250 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp80.0 CELSIUS DEGC
winding_operating_current500.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
terminal_type_and_quantity4 PIN
winding_function_and_quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
primary_to_secondary_turn_ratio1 TO 26 SINGLE COMPONENT
maximum_transformer_power_rating5.71 MILLIWATTS SINGLE COMPONENT
NSN5950-00-924-8805
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,AUDIO FREQUENCY TITLE COMPONENT PN SM-B-528531 MFR TRANSFORMER,AUDIO FREQ
KEY FEATURES
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
WINDING OPERATING CURRENT: 500.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
•
BODY OUTSIDE DIAMETER: 1.250 INCHES NOMINAL IN
•
FREQUENCY RATING: 1.6 KILOHERTZ MAXIMUM SINGLE COMPONENT
•
TERMINAL TYPE AND QUANTITY: 4 PIN
•
MOUNTING METHOD: PLUG-IN SINGLE GROUP
•
MAXIMUM TRANSFORMER POWER RATING: 5.71 MILLIWATTS SINGLE COMPONENT
•
INCLOSURE TYPE: HERMETICALLY SEALED
TECHNICAL CHARACTERISTICS (FLIS)
RELIABILITY INDICATORNOT ESTABLISHED
WINDING OPERATING CURRENT500.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
BODY OUTSIDE DIAMETER1.250 INCHES NOMINAL IN
FREQUENCY RATING1.6 KILOHERTZ MAXIMUM SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY4 PIN
MOUNTING METHODPLUG-IN SINGLE GROUP
MAXIMUM TRANSFORMER POWER RATING5.71 MILLIWATTS SINGLE COMPONENT
INCLOSURE TYPEHERMETICALLY SEALED
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
PRIMARY TO SECONDARY TURN RATIO1 TO 26 SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
A6751Interchangeable
interchangeable cross-reference
interchangeable
GPW18358Interchangeable
interchangeable cross-reference
interchangeable
8B28531Interchangeable
interchangeable cross-reference
interchangeable
160986Interchangeable
interchangeable cross-reference
interchangeable
27419Interchangeable
interchangeable cross-reference
interchangeable
NE8399Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SM-B-528531?
SM-B-528531 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace SM-B-528531?
There are 7 known substitutes for SM-B-528531: A6751, GPW18358, 8B28531 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SM-B-528531?
SM-B-528531 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-924-8805. This indicates validated use in U.S. government and defense supply chains.
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Last verified: July 2026