To Facilitate your ordering, Our collet pads have the following part number breakdown:
1). Prefix - A two digit series number beginning with i.e. "09". Designates outer diameters.
2). Middle - A four digit inner diameter bore size measured in decimal inches, i.e., 2.250
3). Suffix - A two letter code designating inner diameter surface style. Codes are as follows:
RD = hard, round, smooth | SQ = hard, square, smooth |
HX = hard, hex, smooth | EMG = soft emergency |
SER = serrated pad | |
Machine No. & Size
|
PREFIX NO.
|
Master Collet No.
|
Pad No.
|
Pad Capacity
(inches) |
#3 - 1-1/2"
|
21
|
3Y7112A
(4 split) |
3X7731
3X 7733 3X7735 |
RD.1-1/2
HEX 1-3/8 SQ.1-1/8 |
#3, #4 - 2"
|
22
|
4Y7112A
(4 split) |
4X7731
4X7733 4X7735 |
RD.2
HEX 1-3/4 SQ.1-3/8 |
#3,#4 - 2"
|
07
|
4Y7138A(3 split)
4Y7138B(3 split) |
4X7731A
4X7733A 4X7735A |
RD.2
HEX 1-3/4 SQ.1-3/4 |
#5
5AR - 2-1/2" 1L |
23
|
5Y7112 (4 split)
|
5X7731
5X7733 5X7735 |
RD.2-1/2
HEX 2-1/8 SQ.1-3/4 |
#5
5AR - 2-1/2" 1L |
08
|
11X6762 (3 split)
|
11X7737
11X7739 11X7741 |
RD.2-1/2
HEX 2-1/8 SQ.1-3/4 |
#5, 5ABC - 3"
|
04
|
5X7849 (4 split)
|
5X7843
5X7845 5X7847 |
RD.3
HEX 2-5/8 SQ.2-1/8 |
1L, 2L - 3-1/2"
|
24
|
12X6561
2L06002B (4 split) |
12X7731
12X7733 12X7735 |
RD.3-1/2
HEX 3 SQ.2-7/16 |
1L, 2L - 3-1/2"
|
25
|
12X6762
(3 split) |
12X7737
12X7739 12X7741 |
RD.3-1/2
HEX 3 SQ.2-7/16 |
#5, 5AR, 2L, 3L -4-1/2
|
05
|
13X6561
3L6561 (4 split) |
13X7731
13X7733 13X7735 |
RD.4-1/2
HEX 3-7/8 SQ.3-1/8 |
#5, 5AR, 2L, 3L - 4-1/2
|
02
|
13X6561B
(3 split) |
13X7716
13X7718 13X7720 |
RD.4-1/2
HEX 3-7/8 SQ.3-1/8 |