PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2158SLMotor-Generator

Dynalec Corporation · NSN 6125-00-553-0033 · FSC 6125 · No Item Name Available
Verified by PartsTable
NSN 6125-00-553-0033 — this item is cataloged by the U.S. Government under National Stock Number 6125-00-553-0033. Primary manufacturer part number: 2158SL.
Features
  • Motor-Generator — FSC 6125
  • Frequency in Hertz: 60.0 OUTPUT
  • Enclosure Feature: DRIPPROOF-15 DEG
  • Connection Type and Voltage Rating in Volts: 120.0 LINE TO NEUTRAL SINGLE INPUT
  • Nominal Center to Center Distance Between Mounting Facilities Parallel to Width: 5.625 INCHES IN
  • Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S)
  • Current Type: DC INPUT
  • Duty Cycle: CONTINUOUS
Applications
  • Electrical power distribution
  • Generator and power systems
  • Industrial motor installations
General Description

The Motor-Generator, cataloged under National Stock Number 6125-00-553-0033, is classified within Federal Supply Class 6125 (No Item Name Available) of the Electric Wire, Power, and Distribution Equipment group. The primary manufacturer of record is Dynalec Corporation. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6125-00-553-0033
Primary Part Number2158SL
Item NameMotor-Generator
FSC / FSG6125 / 61 — No Item Name Available
ManufacturerDynalec Corporation
StatusACTIVE
Frequency in Hertz60.0 OUTPUT
Enclosure FeatureDRIPPROOF-15 DEG
Connection Type and Voltage Rating in Volts120.0 LINE TO NEUTRAL SINGLE INPUT
Nominal Center to Center Distance Between Mounting Facilities Parallel to Width5.625 INCHES IN
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Current TypeDC INPUT
Duty CycleCONTINUOUS
PhaseSINGLE OUTPUT
Nominal Center to Center Distance Between Mounting Facilities Parallel to Length3.250 INCHES IN
Cooling MethodSELF-VENTILATED
Features ProvidedHORIZONTAL MOUNTING POSITION AND VERTICAL MOUNTING POSITION
Temp Rating50.0 AMBIENT CELSIUS
Mounting MethodBED PLATE
Connection Type and Voltage Rating in Volts115.0 LINE TO LINE SINGLE OUTPUT
Rotor Speed Rating in RPM1800.0 SINGLE FULL LOAD
Inclosure SpecificationCOMMERCIAL
Current TypeDC OUTPUT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-154-84731370 INTERCHANGEABLE
Seal,plain Encased
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5330-00-179-1916 INTERCHANGEABLE
Seal,plain Encased
5306-00-834-501052451 INTERCHANGEABLE
Bolt,eye
Stewart & Stevenson Power Products Llc
5995-01-010-6203 INTERCHANGEABLE
Cable Assembly,radio Frequency
Cross-Reference Index
Part NumberManufacturer
RL152 Ward Leonard Ct Llc (USA)
2158SL PRIMARY Dynalec Corporation (USA)
2158SL The Electric Tachometer Corp. (USA)
5245-1 Ward Leonard Ct Llc (USA)
Related Parts
5330-00-154-8473INTERCHANGEABLE
SEAL,PLAIN ENCASED
1370
5330-00-179-1916INTERCHANGEABLE
SEAL,PLAIN ENCASED
5306-00-834-5010INTERCHANGEABLE
BOLT,EYE
52451
5995-01-010-6203INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY

Frequently Asked Questions

What is NSN 6125-00-553-0033?

NSN 6125-00-553-0033 is a Motor-Generator, manufactured by Dynalec Corporation, classified under FSC 6125 (No Item Name Available). Status: active.

What are the part numbers for NSN 6125-00-553-0033?

NSN 6125-00-553-0033 has 4 cross-referenced part numbers: RL152 (Ward Leonard Ct Llc), 2158SL (Dynalec Corporation), 2158SL (The Electric Tachometer Corp.), 5245-1 (Ward Leonard Ct Llc).

What NSN replaces 6125-00-553-0033?

There are 4 known substitutes for 6125-00-553-0033: 5330-00-154-8473, 5330-00-179-1916, 5306-00-834-5010 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2158SL?

Key specifications for 2158SL: Frequency in Hertz: 60.0 OUTPUT; Enclosure Feature: DRIPPROOF-15 DEG; Connection Type and Voltage Rating in Volts: 120.0 LINE TO NEUTRAL SINGLE INPUT; Nominal Center to Center Distance Between Mounting Facilities Parallel to Width: 5.625 INCHES IN. 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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