PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-C-502640-4Transformer,radio Frequency

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5950-00-725-3709 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-725-3709 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-725-3709. Primary manufacturer part number: SM-C-502640-4.
Features
  • Transformer,radio Frequency — FSC 5950
  • Winding Function and Quantity: 1 PRIMARY, VARIABLE AUTOTRANSFORMER TYPE SINGLE COMPONENT
  • Adjustment Method and Quantity: 1 ADJUSTABLE CUP SINGLE COMPONENT
  • Reliability Indicator: NOT ESTABLISHED
  • Rating Method: WINDING TURNS SINGLE COMPONENT SINGLE PRIMARY OUTPUT
  • Coil Form Type: HOLLOW SINGLE COMPONENT
  • Turn Quantity: 490 SINGLE COMPONENT SINGLE PRIMARY INPUT
  • Adjustment Device Drive Type: SLOTTED SCREW SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-725-3709, 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 16 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-725-3709
Primary Part NumberSM-C-502640-4
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Winding Function and Quantity1 PRIMARY, VARIABLE AUTOTRANSFORMER TYPE SINGLE COMPONENT
Adjustment Method and Quantity1 ADJUSTABLE CUP SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Coil Form TypeHOLLOW SINGLE COMPONENT
Turn Quantity490 SINGLE COMPONENT SINGLE PRIMARY INPUT
Adjustment Device Drive TypeSLOTTED SCREW SINGLE COMPONENT
Mounting MethodTAB SINGLE GROUP
Mounting Tab Width0.023 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE PRIMARY INPUT
Turn Quantity50 SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Winding Conductor Size0.00795 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY INPUT IN
Body Outside Diameter0.422 INCHES NOMINAL IN
Winding Conductor Size0.00795 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY OUTPUT IN
Terminal Type and Quantity3 PIN
Inclosure TypeFULLY INCLOSED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6240-00-009-0242152700 INTERCHANGEABLE
Lamp,incandescent
Chrysler Corp Service and Parts Opns
2530-00-565-58971-3861 INTERCHANGEABLE
Arm,steering,towbar
Pdi Ground Support Systems, Inc.
5315-01-420-2973 INTERCHANGEABLE
Pin,straight,headless
5315-01-728-031913-861 INTERCHANGEABLE
Pin,straight,headed
Konrad Marine Inc Div Konrad Marine
Cross-Reference Index
Part NumberManufacturer
CG2C03-A7Q Automatic Coil Corp (USA)
SM-C-502640-4 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
SM-C-502640-4 Raytheon Company (USA)
666092-817 Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA)
1386-1 American Trans-Coil Corp (USA)
Related Parts
6240-00-009-0242INTERCHANGEABLE
LAMP,INCANDESCENT
152700
2530-00-565-5897INTERCHANGEABLE
ARM,STEERING,TOWBAR
1-3861
5315-01-420-2973INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5315-01-728-0319INTERCHANGEABLE
PIN,STRAIGHT,HEADED
13-861

Frequently Asked Questions

What is NSN 5950-00-725-3709?

NSN 5950-00-725-3709 is a Transformer,radio 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 5950-00-725-3709?

NSN 5950-00-725-3709 has 5 cross-referenced part numbers: CG2C03-A7Q (Automatic Coil Corp), SM-C-502640-4 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), SM-C-502640-4 (Raytheon Company), 666092-817 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc), 1386-1 (American Trans-Coil Corp).

What NSN replaces 5950-00-725-3709?

There are 4 known substitutes for 5950-00-725-3709: 6240-00-009-0242, 2530-00-565-5897, 5315-01-420-2973 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-C-502640-4?

Key specifications for SM-C-502640-4: Winding Function and Quantity: 1 PRIMARY, VARIABLE AUTOTRANSFORMER TYPE SINGLE COMPONENT; Adjustment Method and Quantity: 1 ADJUSTABLE CUP SINGLE COMPONENT; Overall Length: 0.620 INCHES NOMINAL IN; Reliability Indicator: NOT ESTABLISHED. 17 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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