PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

38600DRegulator,engine Generator

Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ · NSN 2920-00-255-4951 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-00-255-4951 — this item is cataloged by the U.S. Government under National Stock Number 2920-00-255-4951. Primary manufacturer part number: 38600D.
Features
  • Regulator,engine Generator — FSC 2920
  • Voltage Regulator Unit Type: WIRE WOUND COIL STEP TYPE
  • Voltage Regulator Unit Quantity: 1
  • Current Regulator Unit Type: WIRE WOUND COIL INTEGRAL W/VOLTAGE REGULATOR UNIT
  • Terminal Encasement: NOT ENCASED
  • Open Slot Width: 0.219 INCHES NOMINAL IN
  • Circuit Control Device Type: CUTOUT RELAY
  • System Ground Polarity: NEGATIVE OR POSITIVE
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Regulator,engine Generator, cataloged under National Stock Number 2920-00-255-4951, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/. 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2920-00-255-4951
Primary Part Number38600D
Item NameRegulator,engine Generator
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerNavistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
StatusCANCELLED
Voltage Regulator Unit TypeWIRE WOUND COIL STEP TYPE
Voltage Regulator Unit Quantity1
Current Regulator Unit TypeWIRE WOUND COIL INTEGRAL W/VOLTAGE REGULATOR UNIT
Terminal EncasementNOT ENCASED
Open Slot Width0.219 INCHES NOMINAL IN
Circuit Control Device TypeCUTOUT RELAY
System Ground PolarityNEGATIVE OR POSITIVE
Angle Between Open Slots in Deg100.0
Cut-in Voltage Rating6.0 MINIMUM AND 7.1 MAXIMUM
Mounting Facility Radius2.219 INCHES NOMINAL IN
System Voltage Rating6.0
Field Relay UnitNOT INCLUDED
Reverse Current Overload Circuit BreakerNOT INCLUDED
Terminal Quantity3
Output Voltage Rating in Volts6.4 MINIMUM AND 8.3 MAXIMUM
Radio Interference ShieldingNOT PROVIDED
Mounting StyleTWO OPEN SLOTS ON A RADIUS
Shock MountNOT PROVIDED
Terminal TypeSCREW
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5960-00-262-0212 INTERCHANGEABLE
Electron Tube
5305-00-476-12225839 INTERCHANGEABLE
Screw,externally Relieved Body
Goodrich Aerospace Canada Ltd
6625-00-580-5071490-504(MODEL S49-59) INTERCHANGEABLE
Meter,electrical Frequency
Hickok Waekon Llc
5935-01-262-6804917AS6799 INTERCHANGEABLE
Connector,receptacle,electrical
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5360-01-319-85095839 INTERCHANGEABLE
Spring,helical,compression
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
6105-01-360-9621E240 INTERCHANGEABLE
Motor,alternating Current
General Electric Co Motor Business Group
6525-01-438-02795839 INTERCHANGEABLE
Holder,radiographic Film Cassett
Mizuho Orthopedic Systems, Inc. Dba Mizuho Orthopedic Systems Inc
Cross-Reference Index
Part NumberManufacturer
38600D Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
38600D Navistar International Corporation Dba Navistar (USA)
5839 Borgwarner Pds (anderson), L.l.c. (USA)
5839 General Motors Corp (USA)
9B9230 Caterpillar Inc Div Caterpillar Defense (USA)
5839 General Motors Corp Delco Remy Div (USA)
Related Parts
5960-00-262-0212INTERCHANGEABLE
ELECTRON TUBE
5305-00-476-1222INTERCHANGEABLE
SCREW,EXTERNALLY RELIEVED BODY
5839
6625-00-580-5071INTERCHANGEABLE
METER,ELECTRICAL FREQUENCY
490-504(MODEL S49-59)
5935-01-262-6804INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
917AS6799
5360-01-319-8509INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5839
6105-01-360-9621INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
E240
6525-01-438-0279INTERCHANGEABLE
HOLDER,RADIOGRAPHIC FILM CASSETT
5839

Frequently Asked Questions

What is NSN 2920-00-255-4951?

NSN 2920-00-255-4951 is a Regulator,engine Generator, manufactured by Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/, classified under FSC 2920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2920-00-255-4951?

NSN 2920-00-255-4951 has 6 cross-referenced part numbers: 38600D (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), 38600D (Navistar International Corporation Dba Navistar), 5839 (Borgwarner Pds (anderson), L.l.c.), 5839 (General Motors Corp), 9B9230 (Caterpillar Inc Div Caterpillar Defense) and 1 more.

What NSN replaces 2920-00-255-4951?

There are 7 known substitutes for 2920-00-255-4951: 5960-00-262-0212, 5305-00-476-1222, 6625-00-580-5071 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 38600D?

Key specifications for 38600D: Voltage Regulator Unit Type: WIRE WOUND COIL STEP TYPE; Voltage Regulator Unit Quantity: 1; Current Regulator Unit Type: WIRE WOUND COIL INTEGRAL W/VOLTAGE REGULATOR UNIT; Terminal Encasement: NOT ENCASED. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2920-00-255-4951 still in active supply?

NSN 2920-00-255-4951 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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