PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

19770Transformer,audio Frequency

Rtx Corp · NSN 5950-00-184-3676 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-184-3676 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-184-3676. Primary manufacturer part number: 19770.
Features
  • Transformer,audio Frequency — FSC 5950
  • Body Length: 1.641 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle: 1.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Center to Center Distance Between Mounting Facilities Parallel to the Base of an Isosceles Triangle: 0.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Reliability Indicator: NOT ESTABLISHED
  • Frequency Rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT
  • Nominal Thread Size: 0.138 INCHES SINGLE GROUP IN
  • Terminal Type and Quantity: 5 TAB, SOLDER LUG
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-184-3676, 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 Rtx Corp. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN5950-00-184-3676
Primary Part Number19770
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerRtx Corp
StatusACTIVE
Body Length1.641 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle1.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to the Base of an Isosceles Triangle0.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Reliability IndicatorNOT ESTABLISHED
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Terminal Type and Quantity5 TAB, SOLDER LUG
Body Height2.062 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting Facility Quantity3 SINGLE GROUP
Body Width1.438 INCHES NOMINAL IN
Winding Operating Current2.5 MILLIAMPERES DC NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Primary to Secondary Turn Ratio1 TO 1-1/2 SINGLE COMPONENT
Impedance Rating in Ohms50000.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Inclosure TypeFULLY INCLOSED
Winding Operating Current2.5 MILLIAMPERES DC NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Impedance Rating in Ohms20000.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6210-00-086-1814514265-1 INTERCHANGEABLE
Light,marker,airport Runway
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5985-00-116-194414783 INTERCHANGEABLE
Sleeve,antenna Support
Dayton-Granger, Inc.
3110-00-198-19061-2BALLSTEELGRADE4 INTERCHANGEABLE
Ball,bearing
Skf Usa Inc.
5930-00-204-7986 INTERCHANGEABLE
Push Button
1730-00-232-098414783 INTERCHANGEABLE
Control,speed,knuck
Time Manufacturing Company Dba Time Manufacturing Company
5136-00-236-431754415 INTERCHANGEABLE
Tap,thread Cutting
Tapco Cutting Tools Inc
6850-00-348-761719770 INTERCHANGEABLE
Sealing,chemical
Illinois Tool Works Inc. Dba Illinois Tool Works Inc
6625-00-709-0642 INTERCHANGEABLE
Panel,test,electrical
5930-00-836-2394800T-J2B INTERCHANGEABLE
Switch,push
Rockwell Automation, Inc. Dba Rockwell Automation
5330-00-910-009814783 INTERCHANGEABLE
Retainer,packing
Mid-America Aerotech, Llc
Cross-Reference Index
Part NumberManufacturer
19770 Rtx Corp (USA)
J2B B G Laboratories Inc. (USA)
L1-1-WA-5A-1 Inrcore, Llc Div Inrcore (USA)
55572 Raytheon Technical Services Company (USA)
LP11269 Veeco Instruments Inc. Dba Upa Technology (USA)
14783 Dyco Electronics Inc (USA)
Related Parts
6210-00-086-1814INTERCHANGEABLE
LIGHT,MARKER,AIRPORT RUNWAY
514265-1
5985-00-116-1944INTERCHANGEABLE
SLEEVE,ANTENNA SUPPORT
14783
3110-00-198-1906INTERCHANGEABLE
BALL,BEARING
1-2BALLSTEELGRADE4
5930-00-204-7986INTERCHANGEABLE
PUSH BUTTON
1730-00-232-0984INTERCHANGEABLE
CONTROL,SPEED,KNUCK
14783
5136-00-236-4317INTERCHANGEABLE
TAP,THREAD CUTTING
54415
6850-00-348-7617INTERCHANGEABLE
SEALING,CHEMICAL
19770
6625-00-709-0642INTERCHANGEABLE
PANEL,TEST,ELECTRICAL
5930-00-836-2394INTERCHANGEABLE
SWITCH,PUSH
800T-J2B
5330-00-910-0098INTERCHANGEABLE
RETAINER,PACKING
14783
4820-01-248-8943INTERCHANGEABLE
DISK,VALVE
14783
4140-01-305-9739INTERCHANGEABLE
GUARD,FAN IMPELLER

Frequently Asked Questions

What is NSN 5950-00-184-3676?

NSN 5950-00-184-3676 is a Transformer,audio Frequency, manufactured by Rtx Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-184-3676?

NSN 5950-00-184-3676 has 6 cross-referenced part numbers: 19770 (Rtx Corp), J2B (B G Laboratories Inc.), L1-1-WA-5A-1 (Inrcore, Llc Div Inrcore), 55572 (Raytheon Technical Services Company), LP11269 (Veeco Instruments Inc. Dba Upa Technology) and 1 more.

What NSN replaces 5950-00-184-3676?

There are 12 known substitutes for 5950-00-184-3676: 6210-00-086-1814, 5985-00-116-1944, 3110-00-198-1906 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 19770?

Key specifications for 19770: Body Length: 1.641 INCHES NOMINAL IN; Center to Center Distance Between Mounting Facilities Parallel to the Altitude of an Isosceles Triangle: 1.188 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Center to Center Distance Between Mounting Facilities Parallel to the Base of an Isosceles Triangle: 0.938 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Reliability Indicator: NOT ESTABLISHED. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com