Bridgeport M Head Spindle

That one has a knurled collar on the bottom of the spindle with some holes for a pin spanner wrench. I used up all the spare parts i needed and im left with an empty head full pulley drive head and a decent complete r8 spindle i dont need. Model m head this was the head fitted to the first bridgeport milling machines and had 35 inches of quill travel through both fine and quick action feeds by hand operation only.
bridgeport m head spindle

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We also sell all the tools and parts shown in this video.

Bridgeport m head spindle. Call 1 800 285 5271 or visit our parts website. The bridgeport m head was original built in the mid 20th century and featured a 12 hp motor and several tapers for holding tools in the spindle. Bridgeport m head spindle removal i need to replace the spindle in my m head. I have a c head with trashed bearings.

Bridgeport had a number of machines with a spindle for the ntmb 30 mill holders. Found a round ram bridgeport m head for the garage. 7 or a b 3 taper and the maximum collet capacity was 05 inches. Personally id like to have an m head with the b 3 spindle if the price were right.

Base sn 1898 m head sn m3769. Added l510 vfd to convert garage 110 to 220 3phase for the motor to get it fired up. I recall you need to remove the spindle out the bottom then. If itll fit im sure we could make a deal.

This is nice because so is my bm. 2 morse b s no. This video shows you how to remove the spindle on your bridgeport head. It takes b 3 collets and i have a set.

Bridgeport bearing box anyway. I have a bridgeport j head sitting on my garage floor i bought for space parts. The mighty m head early bridgeport m head looking quite at home on a 1950 van norman 22l u universal mill the m head unlike its successor the j head doesnt have back gears or power spindle downfeedthat could be a deal killer to anyone who wants to bore out a lot of cylinder blocks. Added e32 collet holder since it.

It turns something like a half turn or so and rotates a pair of fingers which passed through slots in the flange of the ntmb 30 so they are now over. Mine has a morse taper no. The two upper bearings basically have the outer races float in the upper bore of the quill. For replacement spindle bearings order the hw srk 00 kit.

How different is the m head to a j head. The spindle could be ordered with a no. Ive used a quarter of a gallon of wd 40 thus far removing gunk. If you have any questions or would like to order any of the parts listed in this video please call us a 1 800 285 5271.

Im finding this post darkly amusing as everyone is talking about staying away from the b 3 spindle.