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CRAWFORD B42 ROUND _edited.png
CRAWFORD B42 TECHSPEC DWG.png
TECHNICAL SPECIFICATIONS
A
B
C
D
1.89"
3.7"
2.36"
15 Deg.
Crawford B-42 Spring Series 173E Collets (inch)
CRAWFORE B42 COLLET CHOICES - INCH
Size
Round*
Hex
Square
1/16"
4728-R-1/16
4728-X-1/16
4728-S-1/16
1/8"
4728-R-1/8
4728-X-1/8
4728-S-1/8
3/16"
4728-R-3/16
4728-X-3/16
4728-S-3/16
1/4"
4728-R-1/4
4728-X-1/4
4728-S-1/4
5/16"
4728-R-5/16
4728-X-5/16
4728-S-5/16
3/8"
4728-R-3/8
4728-X-3/8
4728-S-3/8
7/16"
4728-R-7/16
4728-X-7/16
4728-S-7/16
1/2"
4728-R-1/2
4728-X-1/2
4728-S-1/2
9/16"
4728-R-9/16
4728-X-9/16
4728-S-9/16
5/8"
4728-R-5/8
4728-X-5/8
4728-S-5/8
11/16"
4728-R-11/16
4728-X-11/16
4728-S-11/16
3/4"
4728-R-3/4
4728-X-3/4
4728-S-3/4
13/16"
4728-R-13/16
4728-X-13/16
4728-S-13/16
7/8"
4728-R-7/8
_4728-X-7/8
4728-S-7/8
15/16"
4728-R-15/16
4728-X-15/16
4728-S-15/16
1"
4728-R-1
4728-X-1
4728-S-1
1-1/16"
4728-R-1-1/16
4728-X-1-1/16
4728-S-1-1/16
1-1/8"
4728-R-1-1/8
4728-X-1-1/8
4728-S-1-1/8
1-3/16"
4728-R-1-3/16
4728-X-1-3/16
4728-S-1-3/16
1-1/4"
4728-R-1-1/4
4728-X-1-1/4
-
1-5/16"
4728-R-1-5/16
4728-X-1-5/16
-
1-3/8"
4728-R-1-3/8
4728-X-1-3/8
-
1-7/16"
4728-R-1-7/16
-
-
1-1/2"
4728-R-1-1/2
-
-
1-9/16"
4728-R-1-9/16
-
-
1-5/8"
4728-R-1-5/8
-
-

Emergency Collet P/N J550
*To order Round Plain Bore Collets replace R with RP in part number: Example 4728-RP-1/16

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