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Machinery Photo Index
Manufactured/Badged by:
Pratt & Whitney Co.
Hartford, CT

True Manufacturer:
Pratt & Whitney Co., Hartford, CT
Machine Specifications
Machine Class: Metal Working Machinery
Machine Type: Other
Machine Size: 18"
Submitted By: Don Hasselbach
Machine Specifications
Description/Model: M-1838 Hydraulic Gear Grinder
Date of Manufacturer: Unknown
Serial Number: Unknown
Last Updated 12/19/2025 3:24:37 PM

Comments:
These are three factory photos, no other information than printed on the photo. There are three views of the machine lettered A, B, C.

Photo 1:

Comments: HMW 50-50 Hydraulic Metalworker
Source: May have been from Styx Machinery Company, not sure
Direct Link
IMG Code

Photo 2:

Comments: Different view
Source: Customer manual
Direct Link
IMG Code

Photo 3:

Comments: Different view
Source: Customer manual
Direct Link
IMG Code