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1–217
WORM GEARS**
Catalog Number
No.
of
Teeth
B
Bore
+.001
-.000
Pitch
P.D.
O.D.
F
Face
Width
E
Length
C
Hub
Dia.
D
Hub
Proj.
G
J
H
48
32
24
20
30
40
50
20
30
40
50
20
30
40
50
0.417
0.625
0.833
1.042
0.625
0.938
1.250
1.562
0.833
1.250
1.667
2.083
0.459
0.667
0.875
1.084
0.687
1.000
1.312
1.625
0.917
1.333
1.750
2.167
1/8
1/8
3/16
3/16
1/4
3/16
1/4
3/16
1/4
3/16
1/4
1/4
5/16
1/4
5/16
3/16
1/4
3/16
1/4
1/4
5/16
1/4
5/16
3/16
3/16
3/16
3/16
3/16
3/16
3/16
3/16
1/4
1/4
1/4
1/4
11/32
7/16
1/2
1/2
1/2
5/8
5/8
5/8
5/8
5/8
3/4
3/4
3/16
1/4
1/4
1/4
1/4
1/4
5/16
5/16
5/16
5/16
5/16
5/16
––
––
––
––
––
––
31/32
1-19/64
––
15/16
1-23/64
1-25/32
––
––
––
––
––
––
1/32
1/32
––
1/16
1/16
1/16
––
––
––
––
––
––
5/8
5/8
––
3/8
7/16
3/4
3/4
3/8
7/16
7/16
7/16
7/16
7/16
1/2
1/2
9/16
9/16
9/16
9/16
**These are in effect HELICAL gears with a helix angle compatible with the worms. When in mesh, they
operate as a worm-pair at right angles. These gears will also mesh with standard-stock steel or brass worms.
Gears with 1/8" bore have #2-56 Set Screw and Spot Drill.
3/16" bore have #4-40 Set Screw and Spot Drill.
Gears with 1/4" bore have #6-32 Set Screw and Spot Drill.
5/16" bore have #8-32 Set Screw and Spot Drill.
MATERIAL: Gear - 48 & 32 Pitch - Acetal
24 Pitch - Mineral Filled Nylon
Insert - Brass
*
C
B
*SET SCREW
D
2
E
F
G
H
J (TYP)
RIGHT-HAND
DOUBLE THREAD
Molded Worm Gears with Inserts - 48, 32 & 24 Pitch
A 1T 6-Y482004
A 1T 6-Y483004
A 1T 6-Y483006
A 1T 6-Y484006
A 1T 6-Y484008
A 1T 6-Y485006
A 1T 6-Y485008
A 1T 6-Y322006
A 1T 6-Y322008
A 1T 6-Y323006
A 1T 6-Y323008
A 1T 6-Y324008
A 1T 6-Y324010
A 1T 6-Y325008
A 1T 6-Y325010
A 1T 6-Y242006
A 1T 6-Y242008
A 1T 6-Y243006
A 1T 6-Y243008
A 1T 6-Y244008
A 1T 6-Y244010
A 1T 6-Y245008
A 1T 6-Y245010
20° PRESSURE ANGLE
