PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILG26727Generator Set,diesel Engine

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6115-00-081-2035 · FSC 6115 · No Item Name Available
Verified by PartsTable
NSN 6115-00-081-2035 — this item is cataloged by the U.S. Government under National Stock Number 6115-00-081-2035. Primary manufacturer part number: MILG26727.
Features
  • Generator Set,diesel Engine — FSC 6115
  • Frequency Rating: 60.0 HERTZ NOMINAL AND 50.0 HERTZ NOMINAL
  • Cranking Voltage in Volts: 24.0
  • Power Factor in Percent: 80.0
  • Inclosure Type: FULLY INCLOSED
  • Prime Mover Manufacturer Name: HERCULES ENGINE CO.
  • Identifying Number: 55J4256+2Y2 PART NO.
  • Current Type: AC
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Generator Set,diesel Engine, cataloged under National Stock Number 6115-00-081-2035, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN6115-00-081-2035
Primary Part NumberMILG26727
Item NameGenerator Set,diesel Engine
FSC / FSG6115 / 61 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Frequency Rating60.0 HERTZ NOMINAL AND 50.0 HERTZ NOMINAL
Cranking Voltage in Volts24.0
Power Factor in Percent80.0
Inclosure TypeFULLY INCLOSED
Prime Mover Manufacturer NameHERCULES ENGINE CO.
Identifying Number55J4256+2Y2 PART NO.
Current TypeAC
AC Wattage Rating15.0 KILOWATTS AND 11.2 KILOWATTS
Line to Neutral Voltage in Volts240.0 AND 120.0 AND 220.0 AND 110.0
Cooling MethodRADIATOR
Excitor TypeSEPARATELY EXCITED
PhaseTHREE AND SINGLE
Line to Line Voltage in Volts416.0 AND 208.0 AND 240.0 AND 380.0 AND 190.0 AND 220.0
Ambient Temp in Deg Celsius25.0
Housing TypeINCLOSED
Temp Rise Rating in Deg Celsius for Continuous Operation60.0
Prime Mover Identifying NumberD198ER MODEL NO.
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6115-00-081-203066D44463 INTERCHANGEABLE
Generator Set,diesel Engine
Warner Robins Air Logistics Center
6115-00-081-2031 INTERCHANGEABLE
Generator Set,diesel Engine
6115-00-081-2032 INTERCHANGEABLE
Generator Set,diesel Engine
6115-00-081-2033 INTERCHANGEABLE
Generator Set,diesel Engine
6115-00-081-2034 INTERCHANGEABLE
Generator Set,diesel Engine
6115-00-081-203666D44458 INTERCHANGEABLE
Generator Set,diesel Engine
Warner Robins Air Logistics Center
5330-00-121-2654 INTERCHANGEABLE
Gasket
6115-00-233-6444 INTERCHANGEABLE
Generator Set,diesel Engine
4730-00-422-8789MB-19-K5 INTERCHANGEABLE
Packing Nut
Illinois Tool Works Inc.
6115-00-689-4485 INTERCHANGEABLE
Generator Set,diesel Engine
Cross-Reference Index
Part NumberManufacturer
MILG26727 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
55D6246-1 Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss) (USA)
MB19 Department of the Air Force (USA)
66D44469 Sacramento Air Logistics Center Sm-Alc/liil (USA)
Related Parts
6115-00-081-2030INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
66D44463
6115-00-081-2031INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
6115-00-081-2032INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
6115-00-081-2033INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
6115-00-081-2034INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
6115-00-081-2036INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
66D44458
5330-00-121-2654INTERCHANGEABLE
GASKET
6115-00-233-6444INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
4730-00-422-8789INTERCHANGEABLE
PACKING NUT
MB-19-K5
6115-00-689-4485INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
6115-00-689-4486INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
6115-00-689-4488INTERCHANGEABLE
GENERATOR SET,DIESEL ENGINE
66D44463-501

Frequently Asked Questions

What is NSN 6115-00-081-2035?

NSN 6115-00-081-2035 is a Generator Set,diesel Engine, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 6115 (No Item Name Available). Status: active.

What are the part numbers for NSN 6115-00-081-2035?

NSN 6115-00-081-2035 has 4 cross-referenced part numbers: MILG26727 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 55D6246-1 (Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)), MB19 (Department of the Air Force), 66D44469 (Sacramento Air Logistics Center Sm-Alc/liil).

What NSN replaces 6115-00-081-2035?

There are 12 known substitutes for 6115-00-081-2035: 6115-00-081-2030, 6115-00-081-2031, 6115-00-081-2032 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILG26727?

Key specifications for MILG26727: Frequency Rating: 60.0 HERTZ NOMINAL AND 50.0 HERTZ NOMINAL; Cranking Voltage in Volts: 24.0; Power Factor in Percent: 80.0; Inclosure Type: FULLY INCLOSED. 20 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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