PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1186-1Transformer,radio Frequency

American Trans-Coil Corp · NSN 5950-00-706-9423 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-706-9423 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-706-9423. Primary manufacturer part number: 1186-1.
Features
  • Transformer,radio Frequency — FSC 5950
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Type and Quantity: 5 WIRE LEAD
  • Thread Quantity Per Inch: 40 SINGLE GROUP
  • Turn Quantity: 7 SINGLE COMPONENT SINGLE PRIMARY
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Body Length: 0.875 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-706-9423, 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 American Trans-Coil Corp. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-706-9423
Primary Part Number1186-1
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerAmerican Trans-Coil Corp
StatusACTIVE
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity5 WIRE LEAD
Thread Quantity Per Inch40 SINGLE GROUP
Turn Quantity7 SINGLE COMPONENT SINGLE PRIMARY
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Length0.875 INCHES NOMINAL IN
Body Outside Diameter0.312 INCHES NOMINAL IN
Coil Form TypeSOLID SINGLE COMPONENT
Mounting Facility Quantity1 SINGLE GROUP
Mounting MethodCORE AND THREADED HOLE(S) SINGLE GROUP
Winding Conductor Size0.01594 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
Inclosure TypeOPEN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE PRIMARY
Frequency Rating60.0 MEGAHERTZ MAXIMUM SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5350-00-224-668611861 INTERCHANGEABLE
Buffing Compound
Southwest Metal Finishing Supply Co
5136-00-261-3268 INTERCHANGEABLE
Tap,thread Cutting
1680-00-614-303511861 INTERCHANGEABLE
Body,hyd 3way Valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6680-00-966-44531113G0120304 INTERCHANGEABLE
Generator,tachometer
Elbitamerica, Inc.
5330-01-080-29371186-1 INTERCHANGEABLE
Gasket
Aerco International, Inc. Dba Aerco International Inc
1377-01-082-2897779V010D004-5 INTERCHANGEABLE
Initiator,pressure Actuated
Universal Propulsion Company Inc Dba Goodrich Div Universal Propulsion Co., Inc.
5340-01-336-424611861 INTERCHANGEABLE
Clip,spring Tension
Auto Vehicle Parts Co Dba Au-Ve-Co
3110-01-435-400811861 INTERCHANGEABLE
Bearing,ball,annular
Paccar Winch Inc Dba Paccar Winch Division
6515-01-595-62115100-015-252 INTERCHANGEABLE
Attachment,drill
Stryker Sales, Llc Div Stryker Instruments
4520-01-630-565411861 INTERCHANGEABLE
Heater,fluid,electric
Sure Marine Service Inc.
Cross-Reference Index
Part NumberManufacturer
1186-1 American Trans-Coil Corp (USA)
545-0519-004 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
5350-00-224-6686INTERCHANGEABLE
BUFFING COMPOUND
11861
5136-00-261-3268INTERCHANGEABLE
TAP,THREAD CUTTING
1680-00-614-3035INTERCHANGEABLE
BODY,HYD 3WAY VALVE
11861
6680-00-966-4453INTERCHANGEABLE
GENERATOR,TACHOMETER
1113G0120304
5330-01-080-2937INTERCHANGEABLE
GASKET
1186-1
1377-01-082-2897INTERCHANGEABLE
INITIATOR,PRESSURE ACTUATED
779V010D004-5
5340-01-336-4246INTERCHANGEABLE
CLIP,SPRING TENSION
11861
3110-01-435-4008INTERCHANGEABLE
BEARING,BALL,ANNULAR
11861
6515-01-595-6211INTERCHANGEABLE
ATTACHMENT,DRILL
5100-015-252
4520-01-630-5654INTERCHANGEABLE
HEATER,FLUID,ELECTRIC
11861
2920-01-643-9614INTERCHANGEABLE
GENERATOR,ENGINE ACCESSORY
ED001157-3600-S
4410-01-680-7499INTERCHANGEABLE
HEATER,WATER,ELECTRIC
11861

Frequently Asked Questions

What is NSN 5950-00-706-9423?

NSN 5950-00-706-9423 is a Transformer,radio Frequency, manufactured by American Trans-Coil Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-706-9423?

NSN 5950-00-706-9423 has 2 cross-referenced part numbers: 1186-1 (American Trans-Coil Corp), 545-0519-004 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 5950-00-706-9423?

There are 12 known substitutes for 5950-00-706-9423: 5350-00-224-6686, 5136-00-261-3268, 1680-00-614-3035 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1186-1?

Key specifications for 1186-1: Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN; Reliability Indicator: NOT ESTABLISHED; Terminal Type and Quantity: 5 WIRE LEAD; Thread Quantity Per Inch: 40 SINGLE GROUP. 16 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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