Singer 337
From the Singer Pre-Stylist series of very good zig zag sewing machines. The 337 is very basic as will be shown. Two or more advanced models will be listed herein to compare. This model will provide good basic straight stitch and zig zag on a more modern sewing machine.

This one is all metal gears and will give years of service. This model will serve well on a treadle also. The price for this nice machine is $125.00.
Singer 337_1
All metal gears and well made to sew well. If one wants to straight stitch most of the time and have zig zag when wanted this is your machine.
All metal gears and well made to sew well. If one wants to straight stitch most of the time and have zig zag when wanted this is your machine.
Singer 337_1a
Every sewing machine is serviced throughout and finally stitched out to proof the readiness before offering it for sale. This one passed fine and heas balanced stitches.
Every sewing machine is serviced throughout and finally stitched out to proof the readiness before offering it for sale. This one passed fine and heas balanced stitches.
Singer 337_2
It is nice from all sides. A very nice simple zig zag sewing machine.
It is nice from all sides. A very nice simple zig zag sewing machine.
Singer 337_3
The rear side is nice and clean looking. Along with this nice sewing machine we add several useful items. One complete manual on CD disk, one full packet (10 count) of new needles, Several bobbings.
The rear side is nice and clean looking. Along with this nice sewing machine we add several useful items. One complete manual on CD disk, one full packet (10 count) of new needles, Several bobbings.
Singer 337_4
The foot controller and electric plug attach to this end of the machine. This equipment is in very good condition.
The foot controller and electric plug attach to this end of the machine. This equipment is in very good condition.
Singer 337_5
The gague on left is for setting the width of the zig zag stitch. The gague on the right side determins the position of the needle set to the left side, center position or to the right side.
The gague on left is for setting the width of the zig zag stitch. The gague on the right side determins the position of the needle set to the left side, center position or to the right side.
Singer 337_6
This look will show up often through the next several models. Above the vertical lever is a switch looking lever that moves a empty bobbin to the bobin fill position.
This look will show up often through the next several models. Above the vertical lever is a switch looking lever that moves a empty bobbin to the bobin fill position.
Singer 337_7
This system sets the tension for the top thread. Balance stitches are 4, 5,& 6.
This system sets the tension for the top thread. Balance stitches are 4, 5,& 6.
Singer 337_8
Closeup of the socket on the machine that receives the power/controller.
Closeup of the socket on the machine that receives the power/controller.
Singer 337_9
The test strip shows how the unbalanced stitch shown on the left end toward balanced stitches shown on the right side.
The test strip shows how the unbalanced stitch shown on the left end toward balanced stitches shown on the right side.