Precision matthews PM-1236 - Change Gears

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PM-1236 v4 1-2017.indd
HEADSTOCK (continued)
49 2026 Gear: pair 40/45T 2 110 Screw: M12 x 25 skt hd 2
50 25 Circlip 1 111 Screw: M3 x 6 skt hd 4
51 Ball bearing: 25 x 47 x 12 1 112 2060
Pointer disk
2
52 2027A Shaft (output) 1 113 Screw: M6 x 20 set 2
53 42 Circlip 1 114 2061 Gear, meshes with 108 2
54 Ball bearing: 20 x 42 x 12 1 115 Screw: M6 x 8 set 1
55 20 Circlip 1 116 2054A Crank 1
56 Oil seal: 20 × 40 × 10 1 117 2079 Collar 1
57 2004A Flange 1 118 2048 Shoe, forward/reverse 1
58 2066 Oil seal 2 119 2052 Shaft, leadscrew fwd/rev** 1
59 Gear: M1.25 (external)* 1 120 Pin: 5 x 30 1
60 Screw: M6 x 12 skt hd 3 121 2051 Hub 1
61 Key: 5 x 8 1 ** #83, #119, and related items, select fwd. or rev.
* Gear size depends on pitch of thread being cut
leadscrew rotation relative to the spindle
CHANGE GEARS
NOTE
Gear sizes shown are for illustraon. Actual sizes of the headstock output gear
and carriage feed input gear depend on the thread pitch or carriage feed rate
desired. Order replacement gears by tooth count.