PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-B-528752Transformer,audio Frequency

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5950-00-402-1667 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-402-1667 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-402-1667. Primary manufacturer part number: SM-B-528752.
Features
  • Transformer,audio Frequency — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Body Length: 0.750 INCHES MAXIMUM IN
  • Winding Operating Current: 500.0 MICROAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
  • Body Outside Diameter: 1.250 INCHES MAXIMUM IN
  • Terminal Type and Quantity: 4 WIRE LEAD
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Frequency Rating: 1.594 KILOHERTZ MINIMUM AND 1.614 KILOHERTZ MAXIMUM SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-402-1667, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-402-1667
Primary Part NumberSM-B-528752
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Body Length0.750 INCHES MAXIMUM IN
Winding Operating Current500.0 MICROAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Body Outside Diameter1.250 INCHES MAXIMUM IN
Terminal Type and Quantity4 WIRE LEAD
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Frequency Rating1.594 KILOHERTZ MINIMUM AND 1.614 KILOHERTZ MAXIMUM SINGLE COMPONENT
Mounting MethodTERMINAL SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Primary to Secondary Turn Ratio26 TO 1 SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
1075-00-347-07573297844 INTERCHANGEABLE
Cocking Tool,minesw
Naval Ship Systems Command
4930-01-314-520598500 INTERCHANGEABLE
Lubricator,airline
S and G Tool Aid Corp Br of Eagles M Tool Warehouse Inc
Cross-Reference Index
Part NumberManufacturer
98500 Harder Donald C Co Inc (USA)
NE8861 New England Transformer Co Inc
T3819 Magnetika Inc Div Magnetika/phillipsburg Location (USA)
T3819 Opt Industries Inc Div of Electronika Inc (USA)
SM-B-528752 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
1075-00-347-0757INTERCHANGEABLE
COCKING TOOL,MINESW
3297844
4930-01-314-5205INTERCHANGEABLE
LUBRICATOR,AIRLINE
98500

Frequently Asked Questions

What is NSN 5950-00-402-1667?

NSN 5950-00-402-1667 is a Transformer,audio Frequency, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-402-1667?

NSN 5950-00-402-1667 has 5 cross-referenced part numbers: 98500 (Harder Donald C Co Inc), NE8861 (New England Transformer Co Inc), T3819 (Magnetika Inc Div Magnetika/phillipsburg Location), T3819 (Opt Industries Inc Div of Electronika Inc), SM-B-528752 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 5950-00-402-1667?

There are 2 known substitutes for 5950-00-402-1667: 1075-00-347-0757, 4930-01-314-5205. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-B-528752?

Key specifications for SM-B-528752: Reliability Indicator: NOT ESTABLISHED; Body Length: 0.750 INCHES MAXIMUM IN; Winding Operating Current: 500.0 MICROAMPERES DC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY; Body Outside Diameter: 1.250 INCHES MAXIMUM IN. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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