COLUMBIA MACHINE COMPANY

Doing Business Nationwide Since 1943!

The Company

Polishing Lathe

Standard Polishing Lathe

Heavy Duty Polishing Machine

Double Motor Polishing Machine

Semi Automatic Polishing Machine

Parts

Accessories

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Accessories

Columbia Machine. Manufactures a variety of machine accessories. 

Lathe Shaft, Work holding spinners, Bearing, Nut Covers, Shaft Covers, Brass Nuts, Pulley & Belts, End cap bolts, 4" - 6" Flanges, Wrench, Tapered  Screw Points, Spacers . Repairing, rebuilding or making replacement parts for all types of machines, You can contact us with your custom specifications. Custom quality and workmanship production prices!


Lathe Shafts 36" to 72"

 36" long shaft 2 - 7/16" dia., single end left hand for wheel lathe. For split double lathes,
 

  42" long shaft 2-716" dia .,4" of 2" area and 1¼" end.
 

 60" long Double end shaft are 2-7/16" dia, ends are 1¼" dia. and 8 ½" long with 4" of 6 pitch square thread.
 Ends are removable with taper and 1" dia. thread. Ends may be replaced without removing shaft from lathe.

End Stubs
End Stubs
Replaceable Shaft Stubs

Tapered
end shaft stubs 1 - 1/4" diameter, 11" long, 6 pitch square threads 4" long to fit nut. Tapered one end 2" long, with 1" diameter thread to fit shaft Right or Left hand thread.









Tapered Screw Points

Tapered from 1" to  1/8" in 21/4" of length 12 threads per inch ( a deeper thread for greater holding power). It has a 5/8", 11 thread end to fit shaft.










Master Work Holding Spinners

Diameter Main housing body 1 3/16" length of housing, less shaft. 7"
Special lenght holding spinners available as per request
 

Tapered Screw Points
Tapered Screw Points
Master_Work_holding_spinners
Master_Work_holding_spinners
Flange Bearings
Flange Bearings

Flange Bearings


5 - 7/8" hole center side to side for 5/8 bolts. 2 - 7/16" bore. Precision flange bearings. And a variety of sizes.






2" Hexagon brass nuts 1" long. Ends faced parallel, radius corners.
Right and Left hand threads (specify R or L ).

 
R or L 1-1/4" 6 pitch square thread
 R or L 1-1/4" 5 pitch square thread 
 R or L 1-1/4" 8 pitch square thread 
 R or L 1-1/2" 6 pitch square thread






3" Hexagon brass 1 - 5/8" long. Ends faced parallel, radius corners.
Right and Left hand threads (specify R or L ).
   
 
R or L 1 - 3/4" 5 Pitch Acme Thread  
 R or L 1 - 3/4" 5 Pitch Square Thread
   Other sizes and threads available


2 Brass Nuts
Brass nuts
Brass Nuts
Brass Nuts
Nut Covers
Nut Covers
Safety Shaft Nut Covers


Long - life tough polyurethane covers. Snap - on 2" hex nuts cover shaft and nut for safety and protection of shaft end. Long covers nut and 3" of extended shaft.













Safety Covers Shaft


Covers shaft 9” from machine frame to 13 – ½” Rugged, simple adjustment, and all steel. Complete with all necessary parts for quick installation. Companion to our safety nut Covers. DSH# approved. 











Spacers

Spacers are 1 - 1/4" I.D. and 1 - 3/4" O.D. Faced both ends parallel and reamed to size, 1/2" long to 3" long in 1/2" increments, plus 4" and 5" long spacers.


safety shaft covers
safety shaft covers
Spacers
Spacers
Flanges
Flanges
4"  or 6 " Flanges

Flange 4" diameter 3/16" thick with 1 - 1/4" arbor hole.















End Wrench

Fits 2" hex lathe nuts, 14" long.










End Cap Flange Bolts

Bolts with 5/8" 11 thread 2/12" long, flange 2" diameter, 3/16" thick. Right or Left hand thread available.

 


End Wrench
End Wrench
End Cap Bolts
End Cap Bolts