PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13785Transformer,radio Frequency

Viking Technologies, Ltd. · NSN 5950-00-645-3000 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-3000 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-3000. Primary manufacturer part number: 13785.
Features
  • Transformer,radio Frequency — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Type and Quantity: 3 TAB, SOLDER LUG
  • Winding Function and Quantity: 1 PRIMARY SINGLE COMPONENT
  • Frequency Rating: 55.0 KILOHERTZ NOMINAL SINGLE COMPONENT
  • Turn Quantity: 6000 SINGLE COMPONENT SINGLE PRIMARY
  • Adjustment Device Drive Type: SHAFT SINGLE COMPONENT
  • Inclosure Type: OPEN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-645-3000, 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 Viking Technologies, Ltd.. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN5950-00-645-3000
Primary Part Number13785
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerViking Technologies, Ltd.
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity3 TAB, SOLDER LUG
Winding Function and Quantity1 PRIMARY SINGLE COMPONENT
Frequency Rating55.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Turn Quantity6000 SINGLE COMPONENT SINGLE PRIMARY
Adjustment Device Drive TypeSHAFT SINGLE COMPONENT
Inclosure TypeOPEN
Mounting Facility Quantity2 SINGLE GROUP
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Coil Form TypeHOLLOW SINGLE COMPONENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Length2.562 INCHES NOMINAL IN
Thread Quantity Per Inch32 SINGLE GROUP
Inductance Rating179.10 MILLIHENRIES NOMINAL AND 533.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Rating MethodWINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE PRIMARY
Winding Conductor Size0.00397 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
Distance Between Mounting Facility Centers0.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Adjustment Method and Quantity1 ADJUSTABLE CORE SINGLE COMPONENT
Body Width2.188 INCHES NOMINAL IN
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Body Height2.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4210-00-137-196725796 INTERCHANGEABLE
Nozzle,fire Hose,foam
Tyco Fire Products Lp
5310-00-470-550813785 INTERCHANGEABLE
Washer,flat
Southern Gear & Machine Inc
5340-00-616-4796EC-10 INTERCHANGEABLE
Cap,protective,dust and Moisture
Caplugs Llc Dba Mokon Div Caplugs
5999-01-419-950113785 INTERCHANGEABLE
Contact,electrical
Trimble Military and Advanced Systems, Inc. Dba Trimble Navigation
Cross-Reference Index
Part NumberManufacturer
W96-5125SUB13 Raytheon Company Div Corp (USA)
S92-5368P2 Raytheon Company Div Corp (USA)
13785 PRIMARY Viking Technologies, Ltd. (USA)
13785 Dar Electronics Inc Dba National Radio Co (USA)
Related Parts
4210-00-137-1967INTERCHANGEABLE
NOZZLE,FIRE HOSE,FOAM
25796
5310-00-470-5508INTERCHANGEABLE
WASHER,FLAT
13785
5340-00-616-4796INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
EC-10
5999-01-419-9501INTERCHANGEABLE
CONTACT,ELECTRICAL
13785

Frequently Asked Questions

What is NSN 5950-00-645-3000?

NSN 5950-00-645-3000 is a Transformer,radio Frequency, manufactured by Viking Technologies, Ltd., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-645-3000?

NSN 5950-00-645-3000 has 4 cross-referenced part numbers: W96-5125SUB13 (Raytheon Company Div Corp), S92-5368P2 (Raytheon Company Div Corp), 13785 (Viking Technologies, Ltd.), 13785 (Dar Electronics Inc Dba National Radio Co).

What NSN replaces 5950-00-645-3000?

There are 4 known substitutes for 5950-00-645-3000: 4210-00-137-1967, 5310-00-470-5508, 5340-00-616-4796 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13785?

Key specifications for 13785: Reliability Indicator: NOT ESTABLISHED; Terminal Type and Quantity: 3 TAB, SOLDER LUG; Winding Function and Quantity: 1 PRIMARY SINGLE COMPONENT; Frequency Rating: 55.0 KILOHERTZ NOMINAL SINGLE COMPONENT. 21 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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