|
ATLAS SERRATED HARD AND SOFT TOP JAWS AND
T-NUTS
1.5MM X 60° AND 3MM X 60° SERRATIONS

|
Soft Jaws |
|
Chuck Size |
Part Number |
Length A |
Height B |
Width C |
Slot D |
Bolt Size E |
Hole Spacing F |
Offset Pointed Part Number |
Offset Length A |
H |
Extra High Part Number |
Extra High B Height |
|
6"* |
8140-17525 |
3.125" |
1.5" |
1.25" |
.475" |
M10 |
.78" |
N/A |
- |
- |
N/A |
- |
|
8" |
8140-21525 |
3.5" |
2.0" |
1.5" |
.551" |
M12 |
1.0" |
8140-21525OP |
4.25" |
2.45" |
8140-21525EH |
3.5" |
|
10" |
8140-26525 |
4.0" |
2.0" |
1.5" |
.630" |
M12 |
1.18" |
8140-26525OP |
5.0" |
3.15" |
8140-26525EH |
3.5" |
|
12" |
8140-31525 |
5.25" |
2.0" |
2.0" |
.71" |
M14 |
1.18" |
8140-31525OP |
6.25" |
4.15" |
8140-31525EH |
3.5" |
|
12" |
8140-B212 |
5.5" |
2.0" |
2.0" |
.826" |
M16 |
1.18" |
8140-B212OP |
6.25" |
4.15" |
8140-B212EH |
3.5" |
|
15"&18" |
8140-40525 |
6.5" |
2.5" |
2.5" |
.866" |
M20 |
1.69" |
8140-40525OP |
7.5" |
4.41" |
8140-40525EH |
3.5" |
|
20"x24"** |
8140-50525 |
7.0" |
2.5" |
2.5" |
.984" |
M20 |
2.36" |
8140-50525OP |
8.0" |
- |
8140-50525EH |
3.5" |
* 6" Jaw Part No. 8140-17525 Comes Standard as
Offset Pointed
** 20" & 24" Jaws have 3mm x 60º Serrations |

|
Hard Top Jaws: for PBA, Kitagawa and others (Split
T-Nut Req’d) |
|
Chuck Size |
Part Number |
Length
A |
Height
B |
Width
C |
Slot
D |
Bolt Size
E |
Bolt Spacing
F |
6"
6" *** |
8130-17624
HJ06 |
2.56"
2.64" |
1.57"
1.387" |
1.18"
1.22" |
.472"
.472" |
M10
M10 |
.669"
.787" |
8"
8" |
8130-21624
HJ08 |
2.95"
3.38" |
1.96"
2.01" |
1.57"
1.38" |
.551"
.551" |
M12
M12 |
.748"
.984" |
10"
10" |
8130-26624
HJ10 |
3.95"
3.92"
|
1.96"
2.13" |
1.57"
1.57" |
.63"
.63" |
M12
M12 |
.748"
1.181" |
12"
12" ***
12" *** |
8130-31624
HJ12-1
HJ12 |
4.52"
4.06"
4.06" |
2.36"
2.05"
2.05" |
1.96"
1.97"
1.97" |
.708"
.708"
.826" |
M14
M14
M16 |
.948"
1.181"
1.181" |
15"-18"
15"-18" |
8130-40624
HJ15 |
4.92"
5.87" |
2.95"
3.39" |
2.36"
2.44" |
.866"
.866" |
M20
M20 |
.948"
1.698" |
20" & Up
20" & Up **/*** |
8130-50624
HJ24-1 |
6"
6.28" |
2.95"
3.54" |
2.36"
3.15" |
.984"
.984" |
M20
M20 |
2.36"
1.968" |
* Some manufacturers’ “F” dimension may vary. It may
be necessary to buy split T-nuts or split existing
nuts.
** 20" & up" Jaws have 3mm x 60º Serrations
*** Single Step |

|
T-Nuts: for Atlas ATL Series and Kitagawa Chucks
(inch/mm) |
|
Chuck Size |
Part Number |
Length
A |
Height
B |
Width
C |
Neck
D |
Bolt Size
E |
Hole Spacing
F |
Shoulder
G |
|
6" |
N206-10 |
1.417/36 |
.728/18.5 |
.689/17.5 |
.472/12 |
M10 |
.787/20 |
.295/7.5 |
|
8" |
N208-10 |
1.83/46.5 |
.807/20.5 |
.807/20.5 |
.551/14 |
M12 |
.984/25 |
.335/8.5 |
|
10" |
N210-10 |
2.0/51 |
.846/21.5 |
.886/22.5 |
.629/16 |
M12 |
1.18/30 |
.335/8.5 |
|
12" |
N212-10 |
2.18/55.5 |
1.095/27.8 |
1.16/29.5 |
.826/21 |
M16 |
1.18/30 |
.453/11 |
|
15"/18" |
N215-10 |
3.15/80 |
1.791/45.5 |
1.32/33.5 |
.945/24 |
M20 |
1.69/43 |
.649/16.5 |
|
20"/24"* |
V224-10 |
1.81/46 |
1.77/45 |
1.476/37.5 |
.984/25 |
M20 |
Spilt Design |
.748/19 |
|
* Part No. V224-10 Split T-Nut design 2 required per
jaw |

T-Nuts: for PBA Constant Grip, Quick Change Jaw
Chucks and PBA Setrite Power Chucks
(Split type) 2 required per jaw |
|
Chuck Size |
Part Number |
Length
A |
Height
B |
Width
C |
Neck
D |
Bolt Size
E |
Shoulder
F |
|
6" |
8130-17590 |
.64" |
.82" |
.69" |
.472" |
M10 |
.30" |
|
8" |
8130-21590 |
.74" |
.98" |
.87" |
.55" |
M12 |
.37" |
|
10" |
8130-26590 |
.74" |
1.0" |
.91" |
.627" |
M12 |
.34" |
12" Standard
12" King-Bore |
8130-31590
8130-31596 |
.97"
.98" |
1.3"
1.45" |
1.03"
1.04" |
.707"
.826" |
M14
M16 |
.53"
.55" |
|
15"-18" |
8130-40590 |
.97" |
1.75" |
1.32" |
.864" |
M20 |
.62" |
|
20"&Up |
8130-50590 |
1.2" |
1.47" |
1.32" |
.980" |
M20 |
.43" |
Save Time With
J-LOC Quick Change Chuck Jaws!

Available For Most Chucks With
Removable Top Jaws
|