PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ALEX 2Generator Set,diesel Engine

Kurz & Root Generator Company, Llc · NSN 6115-00-621-2928 · FSC 6115 · No Item Name Available
Verified by PartsTable
NSN 6115-00-621-2928 — this item is cataloged by the U.S. Government under National Stock Number 6115-00-621-2928. Primary manufacturer part number: ALEX 2.
Features
  • Generator Set,diesel Engine — FSC 6115
  • Power Factor in Percent: 80.0
  • Nondefinitive Spec/std Data: 1 TYPE
  • Excitor Type: SEPARATELY EXCITED
  • Inclosure Type: FULLY INCLOSED
  • Prime Mover Starting Method: ELECTRIC MOTOR
  • AC Wattage Rating: 37.5 KILOWATTS AND 45.0 KILOWATTS
  • Cranking Voltage in Volts: 24.0
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Generator Set,diesel Engine, cataloged under National Stock Number 6115-00-621-2928, is classified within Federal Supply Class 6115 (No Item Name Available) of the Electric Wire, Power, and Distribution Equipment group. The primary manufacturer of record is Kurz & Root Generator Company, Llc. Government technical data includes 19 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
NSN6115-00-621-2928
Primary Part NumberALEX 2
Item NameGenerator Set,diesel Engine
FSC / FSG6115 / 61 — No Item Name Available
ManufacturerKurz & Root Generator Company, Llc
StatusACTIVE
Power Factor in Percent80.0
Nondefinitive Spec/std Data1 TYPE
Excitor TypeSEPARATELY EXCITED
Inclosure TypeFULLY INCLOSED
Prime Mover Starting MethodELECTRIC MOTOR
AC Wattage Rating37.5 KILOWATTS AND 45.0 KILOWATTS
Cranking Voltage in Volts24.0
Housing TypeINCLOSED
Temp Rise Rating in Deg Celsius for Continuous Operation65.0
Mounting TypeSKID
Current TypeAC
Line to Neutral Voltage in Volts120.0 AND 240.0
Prime Mover Identifying Number387C-18 MODEL NO.
Prime Mover Manufacturer NameHARNISCHFEGER CORP
Line to Line Voltage in Volts208.0 AND 416.0
Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
PhaseTHREE
Cooling MethodRADIATOR
Ambient Temp in Deg Celsius49.0
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
6115-00-075-9122 INTERCHANGEABLE
Generator Set,diesel Engine
6115-00-475-657352300 INTERCHANGEABLE
Generator Set,diesel Engine
Stewart & Stevenson Power Products Llc
6115-00-542-6012 INTERCHANGEABLE
Generator Set,diesel Engine
6115-00-557-874426200 INTERCHANGEABLE
Generator Set,diesel Engine
Stewart & Stevenson Power Products Llc
6115-00-620-407528100 INTERCHANGEABLE
Generator Set,diesel Engine
Stewart & Stevenson Power Products Llc
6115-00-624-0385 INTERCHANGEABLE
Generator Set,diesel Engine
6115-00-633-8327 INTERCHANGEABLE
Generator Set,diesel Engine
6115-00-678-1737 INTERCHANGEABLE
Generator Set,diesel Engine
6115-00-708-0032JS-6-G-45KW-400 CYCLE INTERCHANGEABLE
Generator Set,diesel Engine
Cummins Inc.
6115-00-970-000654400 INTERCHANGEABLE
Generator Set,diesel Engine
Stewart & Stevenson Power Products Llc
Cross-Reference Index
Part NumberManufacturer
ALEX 2 PRIMARY Kurz & Root Generator Company, Llc (USA)
MIL-G-14609 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6115-00-075-9122INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
6115-00-475-6573INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
52300
6115-00-542-6012INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
6115-00-557-8744INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
26200
6115-00-620-4075INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
28100
6115-00-624-0385INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
6115-00-633-8327INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
6115-00-678-1737INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
6115-00-708-0032INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
JS-6-G-45KW-400 CYCLE
6115-00-970-0006INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
54400

Frequently Asked Questions

What is NSN 6115-00-621-2928?

NSN 6115-00-621-2928 is a Generator Set,diesel Engine, manufactured by Kurz & Root Generator Company, Llc, classified under FSC 6115 (No Item Name Available). Status: active.

What are the part numbers for NSN 6115-00-621-2928?

NSN 6115-00-621-2928 has 2 cross-referenced part numbers: ALEX 2 (Kurz & Root Generator Company, Llc), MIL-G-14609 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6115-00-621-2928?

There are 10 known substitutes for 6115-00-621-2928: 6115-00-075-9122, 6115-00-475-6573, 6115-00-542-6012 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ALEX 2?

Key specifications for ALEX 2: Power Factor in Percent: 80.0; Nondefinitive Spec/std Data: 1 TYPE; Excitor Type: SEPARATELY EXCITED; Inclosure Type: FULLY INCLOSED. 22 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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