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3977 Emerald Dr., Kalamazoo, MI 49001
Top Tooling Square Serrations
Untitled Document

For: Pratt Burnerd, S.P., Cushman, Logansport and others

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Table Test

Soft Jaws
Chuck Size Part Number Length
A
Height
B
Width
C
Tongue
D
Bolt Size
E
Hole Spacing
F
Key Slot
G
8"8140-21527 3.0" 2.0" 1.25" .5" 3/8" 1.437" .745"
10"-12"8140-26527 4.37" 2.5" 1.75" .75" 1/2" 1.75" .994"
15"-18"8140-38527 5.0" 3.0" 2.0" 1.0" 3/4" 2.5" 1.488"

Style #1                                                                                 Style #2

T-Nuts
Chuck Size Part Number Style NumberLength
A
Height
B
Width
C
Neck
D
Bolt Neck
D1
Cross Size
H
Bolt Slot
E
Spacing
F
Shoulder
G
8"8130-2152812.12".99".87".49"-3/8"-16 .875"1.44".31"
10"8130-2652822.5"1.13".86".74".61"1/2"-131.063"1.75".40"
10"-12"8130-2552812.44"1.0"1.0".74"-1/2"-131.063"1.75".37"
12"8130-3152812.5".98"1.02".74".61"5/8"-111.063"1.75".35"
15"-18"8130-4052813.75"1.25"1.25"1.0"-3/4"-101.563"2.5".43"

Keys
Chuck Size Part Number
A
Length
B
Height
C
Width
D

E
Bolt Size
H
8" 2179-00856 1.31" .37" .744" .2" .098" 1/4"-20
10"-12" 2179-01056 1.68" .5" .993" .25" .124" 5/16"-18
15"-18"-21" 8130-40529 2.50" .5" 1.487" .25" .124" 3/8"-16

Hard Top Jaws
Chuck Size Part Number Length
A
Height
B
Width
C
Tongue
D
Key Slot
E
Hole Spacing
F
Bolt Size
10"-12" 8130-26327 4.87" 2.5" 1.75" .75" .994" 1.75" 1/2"
15"-18" 8130-38327 5.5" 3.5" 2.25" 1.0" 1.488" 2.5" 3/4"