SPINDLE IDENTIFICATION FOR MOUNTING PLATES
SPINDLE TYPE “A 1 & A 2”
Spindle nose A
B
C (MAX)
E1 & E2
F1
F2
A-4
2.500
0.437
7/16”-14
3.250
-----
A-5
3.251
0.563
7/16”-14
4.125
2.437
A-6
4.188
0.625
1/2”-13
5.250
3.250
A-8
5.501
0.688
5/8”-11
6.750
4.375
A-11
7.751
0.750
3/4”-10
9.250
6.500
A-15
11.251
0.813
7/8”-9
13.00
9.750
A-20
16.251
0.875
1.00”-8
18.250
14.500
A-28
23.001
1.000
1-1/4”-7
25.500
10.438
L SPINDLE TYPE LONG TAPER KEY DRIVE
Spindle nose A
THREAD B
C
KEY
L00
3-3/4”-6
2.000
3/8 X 3/8 X 1-1/2
L0
4-1/2”-6
2.375
3/8 X 3/8 X 1-3/4
L1
6.00”-6
2.875
5/8 X 5/8 X 2-3/8
L2
7-3/4”-5
3.375
3/4 X 3/4 X 2-7/8
L3
10-3/8”-4
3.875
1.00 X 1.00 X 3-1/4
THREADED MOUNTING PLATES
Spindle nose thread
A
1.00”-8
1.00”-10
1-1/2”-8
1-3/4”-8
2-1/4”-8
2-3/8”-6
2-3/4”-8
D1 CAMLOCK SPINDLE TYPE
Spindle noseA
B
C (MAX)
CAMSTUD DIA “E”
F
D1-3
2.125
0.437
9/16
2.782
D1-4
2.500
0.437
5/8
3.250
D1-5
3.251
0.500
3/4
4.125
D1-6
4.188
0.625
7/8
5.250
D1-8
5.501
0.688
1.00
6.750
D1-11
7.751
0.750
1-3/16
9.250
D1-15
11.251
0.813
1-3/8
13.00
How to Determine Mounting Need:
Determine spindle type from pictures shown.
Measure major diameter of taper and match to chart for your specific spindle type.
For threaded spindles, you will need threads per inch.
ATSC Chucks
5C Adapted 3, 4 or 6 Jaw
3-Jaw
3-Jaw Reversible
4-Jaw Reversible
6-Jaw
6-Jaw Reversible
Spindle Identification
Mounting Plates
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