PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

593R303A01Transformer,power

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5950-01-088-8331 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-088-8331 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-088-8331. Primary manufacturer part number: 593R303A01.
Features
  • Transformer,power — FSC 5950
  • Body Height: 0.760 INCHES MAXIMUM IN
  • Winding Operating Voltage: 1.30 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Body Outside Diameter: 1.030 INCHES MAXIMUM IN
  • Winding Operating Voltage: 20.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Distance Between Mounting Facility Centers: 1.480 INCHES MINIMUM AND 1.520 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Winding Operating Current: 3.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-088-8331, 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 Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 18 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-088-8331
Primary Part Number593R303A01
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Body Height0.760 INCHES MAXIMUM IN
Winding Operating Voltage1.30 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY
Mounting Facility Quantity2 SINGLE GROUP
Body Outside Diameter1.030 INCHES MAXIMUM IN
Winding Operating Voltage20.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Distance Between Mounting Facility Centers1.480 INCHES MINIMUM AND 1.520 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Current3.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Mounting Hole Diameter0.156 INCHES MINIMUM AND 0.166 INCHES MAXIMUM SINGLE GROUP IN
Winding Function and Quantity1 PRIMARY AND 3 SECONDARY SINGLE COMPONENT
Winding Operating Voltage2.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Frequency Rating30.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Winding Operating Voltage2.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Terminal Type and Quantity6 TURRET AND 2 WIRE LEAD
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Maximum Operating Temp130.0 CELSIUS DEGC
Inclosure TypeFULLY INCLOSED
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4730-00-050-4204AS15002-2P INTERCHANGEABLE
Fitting,lubrication
Sae International Dba Sae International
5305-00-225-3416407-00 INTERCHANGEABLE
Screw,machine
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
3120-00-339-2618255047-7 INTERCHANGEABLE
Bushing,sleeve
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5325-01-067-589040700 INTERCHANGEABLE
Grommet,nonmetallic
Truck-Lite Co., Llc
5305-01-146-597979363 INTERCHANGEABLE
Screw
Dana Commercial Vehicle Products, Llc
5985-01-350-647340700 INTERCHANGEABLE
Attenuator Assembly
U S Dept of Transportation Federal Aviation Administration
5133-01-460-181540700 INTERCHANGEABLE
Drill,twist
Precision Twist Drill Co
4820-01-530-354350146-21 INTERCHANGEABLE
Regulator,thermostatic Temperatu
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4720-01-539-716840700 INTERCHANGEABLE
Hose Assembly,air Duct
Hdt Expeditionary Systems Inc
5306-01-556-503040700 INTERCHANGEABLE
Bolt,machine
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
40700 Coast/advanced Chip Magnetics, Inc. (USA)
593R303A01 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
4730-00-050-4204INTERCHANGEABLE
FITTING,LUBRICATION
AS15002-2P
5305-00-225-3416INTERCHANGEABLE
SCREW,MACHINE
407-00
3120-00-339-2618INTERCHANGEABLE
BUSHING,SLEEVE
255047-7
5325-01-067-5890INTERCHANGEABLE
GROMMET,NONMETALLIC
40700
5305-01-146-5979INTERCHANGEABLE
SCREW
79363
5985-01-350-6473INTERCHANGEABLE
ATTENUATOR ASSEMBLY
40700
5133-01-460-1815INTERCHANGEABLE
DRILL,TWIST
40700
4820-01-530-3543INTERCHANGEABLE
REGULATOR,THERMOSTATIC TEMPERATU
50146-21
4720-01-539-7168INTERCHANGEABLE
HOSE ASSEMBLY,AIR DUCT
40700
5306-01-556-5030INTERCHANGEABLE
BOLT,MACHINE
40700

Frequently Asked Questions

What is NSN 5950-01-088-8331?

NSN 5950-01-088-8331 is a Transformer,power, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-088-8331?

NSN 5950-01-088-8331 has 2 cross-referenced part numbers: 40700 (Coast/advanced Chip Magnetics, Inc.), 593R303A01 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).

What NSN replaces 5950-01-088-8331?

There are 10 known substitutes for 5950-01-088-8331: 4730-00-050-4204, 5305-00-225-3416, 3120-00-339-2618 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 593R303A01?

Key specifications for 593R303A01: Body Height: 0.760 INCHES MAXIMUM IN; Winding Operating Voltage: 1.30 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY; Mounting Facility Quantity: 2 SINGLE GROUP; Body Outside Diameter: 1.030 INCHES MAXIMUM IN. 18 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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