PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

118958Generator,engine Accessory

Am General Llc · NSN 2920-00-737-4750 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-00-737-4750 — this item is cataloged by the U.S. Government under National Stock Number 2920-00-737-4750. Primary manufacturer part number: 118958.
Features
  • Generator,engine Accessory — FSC 2920
  • Distance From End to Keyway Center: 1.391 INCHES NOMINAL IN
  • Thread Length: 0.797 INCHES NOMINAL IN
  • Second Step Diameter: 0.669 INCHES NOMINAL IN
  • Keyway Length: 0.625 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 20
  • Minimum Current Cut-in Speed in RPM: 1500
  • Thread Class: 2A A
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Generator,engine Accessory, cataloged under National Stock Number 2920-00-737-4750, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Am General Llc. Government technical data includes 30 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2920-00-737-4750
Primary Part Number118958
Item NameGenerator,engine Accessory
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerAm General Llc
StatusACTIVE
Distance From End to Keyway Center1.391 INCHES NOMINAL IN
Thread Length0.797 INCHES NOMINAL IN
Second Step Diameter0.669 INCHES NOMINAL IN
Keyway Length0.625 INCHES NOMINAL IN
Thread Quantity Per Inch20
Minimum Current Cut-in Speed in RPM1500
Thread Class2A A
Angular Deviation of First Hole From Top Center in Deg159.0
Distance Between Outside Surfaces of Hinge Bracket8.125 INCHES NOMINAL IN
Shaft Rotation DirectionCLOCKWISE
Voltage in Volts24.0
Shaft Drive End StyleSTRAIGHT SHAFT END, THREADED, W/KEYWAY
Armature Minimum Speed in RPM at Full Current Output1750
Bottom Mounting Hole Diameter0.453 INCHES NOMINAL IN
Distance Between Shaft Center and Bottom Mounting Hole Center3.875 INCHES NOMINAL IN
Thread SeriesUNF
Maximum Rated Armature Speed in RPM8000
Grounding MethodINTERNAL
Thread Diameter0.500 INCHES NOMINAL IN
Mounting Hole Thread Class2B
Mounting Hole Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Mounting Hole Thread Quantity Per Inch16
Distance Between Inside Surfaces of Hinge Bracket7.250 INCHES NOMINAL IN
Maximum Output Current Rating in Amps25.0
Mounting Hole Thread Diameter0.375 INCHES NOMINAL IN
Angular Deviation of Second Hole From First Hole in Deg201.0
Distance Between Shaft Center and Top Mounting Hole Center3.875 INCHES NOMINAL IN
Environmental ProtectionCORROSION RESISTANT AND FUNGUS RESISTANT
Furnished ItemsRADIO INTERFERENCE SHIELDING
Keyway Width0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2920-00-752-4474 INTERCHANGEABLE
Generator,engine Accessory
3040-01-450-98021189-30 ITEM 1 INTERCHANGEABLE
Shaft,straight
Insinger Machine Co
4720-01-664-1327118895 INTERCHANGEABLE
Hose Assembly Set,metallic and N
Smiths Tubular Systems-Laconia, Inc.
Cross-Reference Index
Part NumberManufacturer
118895 Am General Llc (USA)
1268963 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
7524310 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
118958 PRIMARY Am General Llc (USA)
Related Parts
2920-00-752-4474INTERCHANGEABLE
GENERATOR,ENGINE ACCESSORY
3040-01-450-9802INTERCHANGEABLE
SHAFT,STRAIGHT
1189-30 ITEM 1
4720-01-664-1327INTERCHANGEABLE
HOSE ASSEMBLY SET,METALLIC AND N
118895

Frequently Asked Questions

What is NSN 2920-00-737-4750?

NSN 2920-00-737-4750 is a Generator,engine Accessory, manufactured by Am General Llc, classified under FSC 2920 (No Item Name Available). Status: active.

What are the part numbers for NSN 2920-00-737-4750?

NSN 2920-00-737-4750 has 4 cross-referenced part numbers: 118895 (Am General Llc), 1268963 (Chrysler Realty Company Llc Dba Daimler Chrysler), 7524310 (U S Army Tank Automotive Command Amsta-Im-Mm), 118958 (Am General Llc).

What NSN replaces 2920-00-737-4750?

There are 3 known substitutes for 2920-00-737-4750: 2920-00-752-4474, 3040-01-450-9802, 4720-01-664-1327. Verify interchangeability with system specifications before substitution.

What are the specifications of 118958?

Key specifications for 118958: Distance From End to Keyway Center: 1.391 INCHES NOMINAL IN; Thread Length: 0.797 INCHES NOMINAL IN; Second Step Diameter: 0.669 INCHES NOMINAL IN; Keyway Length: 0.625 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com