PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

190-58-578Transformer,audio Frequency

Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp · NSN 5950-00-581-8881 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-581-8881 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-581-8881. Primary manufacturer part number: 190-58-578.
Features
  • Transformer,audio Frequency — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Body Outside Diameter: 0.953 INCHES NOMINAL IN
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Impedance Rating in Ohms: 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Transformer Function: INPUT
  • Impedance Rating in Ohms: 150.0 NOMINAL SINGLE COMPONENT FIRST PRIMARY
  • Mounting Hole Diameter: 0.120 INCHES NOMINAL SINGLE GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,audio Frequency, cataloged under National Stock Number 5950-00-581-8881, 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 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-581-8881
Primary Part Number190-58-578
Item NameTransformer,audio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
StatusCANCELLED
Reliability IndicatorNOT ESTABLISHED
Body Outside Diameter0.953 INCHES NOMINAL IN
Mounting Facility Quantity2 SINGLE GROUP
Impedance Rating in Ohms600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Transformer FunctionINPUT
Impedance Rating in Ohms150.0 NOMINAL SINGLE COMPONENT FIRST PRIMARY
Mounting Hole Diameter0.120 INCHES NOMINAL SINGLE GROUP IN
Frequency Rating50.0 HERTZ MINIMUM AND 10.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
Overall Diameter1.391 INCHES NOMINAL IN
Terminal Type and Quantity7 WIRE LEAD
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Maximum Transformer Power Rating8.0 DECIBELS SINGLE COMPONENT
Inclosure TypeHERMETICALLY SEALED
Winding Function and Quantity2 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE SINGLE COMPONENT
Maximum Operating Temp85.0 CELSIUS DEGC
Impedance Rating in Ohms600.0 NOMINAL SINGLE COMPONENT SECOND PRIMARY
Distance Between Mounting Facility Centers1.124 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length1.406 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5130-00-126-3217H.8 INTERCHANGEABLE
Handpiece,rotary Tool,flexible D
Blackstone Industries, Llc Div Edge Finisher
5945-00-169-4612H8 INTERCHANGEABLE
Relay,electromagnetic
Te Connectivity Corporation
4720-00-235-4133 INTERCHANGEABLE
Hose,nonmetallic
5120-00-242-3913 INTERCHANGEABLE
Hammer,hand
3950-00-377-6579H8 INTERCHANGEABLE
Winch,drum,hand Operated
Ingersoll-Rand Co Material Handling Div
3110-00-555-5233 INTERCHANGEABLE
Bearing,ball,annular
2510-00-618-512832W3508 INTERCHANGEABLE
Plate Armor Hoodsid
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
1730-00-952-7319 INTERCHANGEABLE
Hub,nosewheel Lift
5962-01-032-3067TF170 INTERCHANGEABLE
Microcircuit,digital
Lockheed Martin Corporation Div Lockheed Martin Systems & Global Solutions
4730-01-090-9302 INTERCHANGEABLE
Clamp,hose
Cross-Reference Index
Part NumberManufacturer
190-58-578 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
H8 Esco Inc (USA)
362-7100 Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions (USA)
391-22-00-56 Litton Systems Inc Amecom Div (USA)
391-22-00-56 Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp (USA)
TF170 The Technical Material Corporation Dba T M C (USA)
MIL-T-27/166-06 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
A4828 L3 Technologies, Inc. Dba Insight Technology Division Div Insight Technology Division (USA)
H8 Magnetika Inc (USA)
H8 United Transformer Corp Sub of Opt Industries Inc (USA)
25-37599A01 Cooper R Jr Inc (USA)
Related Parts
5130-00-126-3217INTERCHANGEABLE
HANDPIECE,ROTARY TOOL,FLEXIBLE D
H.8
5945-00-169-4612INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
H8
4720-00-235-4133INTERCHANGEABLE
HOSE,NONMETALLIC
5120-00-242-3913INTERCHANGEABLE
HAMMER,HAND
3950-00-377-6579INTERCHANGEABLE
WINCH,DRUM,HAND OPERATED
H8
3110-00-555-5233INTERCHANGEABLE
BEARING,BALL,ANNULAR
2510-00-618-5128INTERCHANGEABLE
PLATE ARMOR HOODSID
32W3508
1730-00-952-7319INTERCHANGEABLE
HUB,NOSEWHEEL LIFT
5962-01-032-3067INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
TF170
4730-01-090-9302INTERCHANGEABLE
CLAMP,HOSE
4030-01-196-0174INTERCHANGEABLE
HOOK
2E2-34-21
5905-01-372-6427INTERCHANGEABLE
RESISTOR NETWORK,FIXED,FILM

Frequently Asked Questions

What is NSN 5950-00-581-8881?

NSN 5950-00-581-8881 is a Transformer,audio Frequency, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-581-8881?

NSN 5950-00-581-8881 has 11 cross-referenced part numbers: 190-58-578 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp), H8 (Esco Inc), 362-7100 (Lockheed Martin Corporation Div Lockheed Martin Information Systems & Global Solutions), 391-22-00-56 (Litton Systems Inc Amecom Div), 391-22-00-56 (Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp) and 6 more.

What NSN replaces 5950-00-581-8881?

There are 12 known substitutes for 5950-00-581-8881: 5130-00-126-3217, 5945-00-169-4612, 4720-00-235-4133 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 190-58-578?

Key specifications for 190-58-578: Reliability Indicator: NOT ESTABLISHED; Body Outside Diameter: 0.953 INCHES NOMINAL IN; Mounting Facility Quantity: 2 SINGLE GROUP; Impedance Rating in Ohms: 600.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-581-8881 still in active supply?

NSN 5950-00-581-8881 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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