PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GM-500-12A00Generator,engine Accessory

Machinery Components Inc · NSN 2920-01-149-8606 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-01-149-8606 — this item is cataloged by the U.S. Government under National Stock Number 2920-01-149-8606. Primary manufacturer part number: GM-500-12A00.
Features
  • Generator,engine Accessory — FSC 2920
  • Armature Minimum Speed in RPM at Full Current Output: 100
  • Distance Between Shaft Center and Top Mounting Hole Center: 101.6 MILLIMETERS NOMINAL MM
  • Shaft Drive End Style: STRAIGHT SHAFT END, THREADED
  • Distance Between Shaft Center and Bottom Mounting Hole Center: 101.6 MILLIMETERS NOMINAL MM
  • Ground Polarity Type: POSITIVE
  • Rectifier Location: INTEGRAL
  • Bottom Mounting Hole Diameter: 10.5 MILLIMETERS NOMINAL MM
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Generator,engine Accessory, cataloged under National Stock Number 2920-01-149-8606, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Machinery Components Inc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2920-01-149-8606
Primary Part NumberGM-500-12A00
Item NameGenerator,engine Accessory
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerMachinery Components Inc
StatusACTIVE
Armature Minimum Speed in RPM at Full Current Output100
Distance Between Shaft Center and Top Mounting Hole Center101.6 MILLIMETERS NOMINAL MM
Shaft Drive End StyleSTRAIGHT SHAFT END, THREADED
Distance Between Shaft Center and Bottom Mounting Hole Center101.6 MILLIMETERS NOMINAL MM
Ground Polarity TypePOSITIVE
Rectifier LocationINTEGRAL
Bottom Mounting Hole Diameter10.5 MILLIMETERS NOMINAL MM
Distance Between Outside Surfaces of Hinge Bracket107.7 MILLIMETERS NOMINAL MM
Voltage in Volts12.0
Distance Between Inside Surfaces of Hinge Bracket66.8 MILLIMETERS NOMINAL MM
Unthreaded Portion Length25.4 MILLIMETERS NOMINAL MM
Shaft Rotation DirectionCLOCKWISE
Mounting StyleBRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED
Mounting Hole Thread Series DesignatorSI
Thread Length25.5 MILLIMETERS NOMINAL MM
Angular Deviation of Second Hole From First Hole in Deg180.0
Angular Deviation of First Hole From Top Center in Deg0.0
Mounting Hole Thread Diameter25.4 MILLIMETERS NOMINAL MM
Grounding MethodINTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5920-00-556-99871105500 INTERCHANGEABLE
Fuse Link,electrical
Westinghouse Electric Corp
3438-01-140-2065 INTERCHANGEABLE
Mixer Unit,gas,welding
4730-01-347-0002181-M2X1-1/2 INTERCHANGEABLE
Bushing,pipe
Stockham Valves and Fittings Inc
Cross-Reference Index
Part NumberManufacturer
1105345 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
1105345 Delco Remy America Inc (USA)
1105500OG Ohio Generator Remanufacturing (USA)
1105500 General Motors Corp Delco Remy Div (USA)
2920011498606 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
1105345 General Motors Corp Delco Remy Div (USA)
1105500 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
1105500 Delco Remy America Inc (USA)
1105500 General Motors Llc Dba General Motors Llc (USA)
GM-500 Machinery Components Inc (USA)
GM-500-12A00 PRIMARY Machinery Components Inc (USA)
Related Parts
5920-00-556-9987INTERCHANGEABLE
FUSE LINK,ELECTRICAL
1105500
3438-01-140-2065INTERCHANGEABLE
MIXER UNIT,GAS,WELDING
4730-01-347-0002INTERCHANGEABLE
BUSHING,PIPE
181-M2X1-1/2

Frequently Asked Questions

What is NSN 2920-01-149-8606?

NSN 2920-01-149-8606 is a Generator,engine Accessory, manufactured by Machinery Components Inc, classified under FSC 2920 (No Item Name Available). Status: active.

What are the part numbers for NSN 2920-01-149-8606?

NSN 2920-01-149-8606 has 11 cross-referenced part numbers: 1105345 (General Motors Corp Chevrolet Motor Div Special Products Dept), 1105345 (Delco Remy America Inc), 1105500OG (Ohio Generator Remanufacturing), 1105500 (General Motors Corp Delco Remy Div), 2920011498606 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales) and 6 more.

What NSN replaces 2920-01-149-8606?

There are 3 known substitutes for 2920-01-149-8606: 5920-00-556-9987, 3438-01-140-2065, 4730-01-347-0002. Verify interchangeability with system specifications before substitution.

What are the specifications of GM-500-12A00?

Key specifications for GM-500-12A00: Armature Minimum Speed in RPM at Full Current Output: 100; Distance Between Shaft Center and Top Mounting Hole Center: 101.6 MILLIMETERS NOMINAL MM; Shaft Drive End Style: STRAIGHT SHAFT END, THREADED; Distance Between Shaft Center and Bottom Mounting Hole Center: 101.6 MILLIMETERS NOMINAL MM. 19 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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