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Online Replacement Chuck Jaws Source

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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"


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Available For Most Chucks With Removable Top Jaws