We ship from multiple warehouses throughout the USA
to get you what you need as fast as possible!
Millions of items in stock!
Fast online checkout - No account required
Cart 0

JAW NUTS & SCREWS

FREE SCREWS!
2 High Grade Socket Head Cap Screws Provided With Each Jaw Nut!
To order any of these items enter the Part Number into the search bar above. (This will take you to the product page where you can add the item to the shopping cart)
Critical Dimensions 2 Screws Included With Each Jaw Nut
Kitagawa MMK
Matsumoto
Chuck
Size
Heel
Height
H
Groove
Width
G
Screw Size
Pitch & Length
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
B-04,BT-04,
HOB-4
4 0.220 0.312 (8mm) M6-1.00x25mm 0.590 (15mm) 0.531 0.453 0.965 KT-40JN M0610025
NL-04,AS-04,AT-04,
HJ-4,N-04,NT-04
H-4(HPC),H4
(NAK),HH-4
4 0.220 0.392 (10mm) M8-1.25x30mm 0.551 (14mm) 0.710 0.590 1.030 KT-45JN M0812530
B-204, B-205
N204/205, HS05
4/5 .220 0.394 (10mm) M8-1.25x25mm 0.551 (14mm) 0.590 0.590 1.026 KT-204JN M0812525
HOBT-5,B-05,
BT-05,HOB-5
5 0.220 0.392 (10mm) M8-1.25x25mm 0.713 (18mm) 0.612 0.550 1.180 KT-53JN M0812525
HJ-5,N-05,
NT-05
4 0.220 0.392 (10mm) M8-1.25x25mm 0.748 (19mm) 0.612 0.550 1.180 KT-50JN M0812525

Critical Dimensions 2 Screws Included With Each Jaw Nut
Chuck Make
& Model
Chuck
Size
Heel
Height
H
Groove
Width
G
Screw Size
Pitch & Length
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
- 6 0.295 0.432 (11mm) M10-1.60x30mm 0.787 (20mm) 0.847 0.669 1.460 HO-62JN M1016030
MMK: Z-6,ZA5-6-0,
ZA5-6B,ZJA5-6
6 0.295 0.432 (11mm) M8-1.25x30mm 0.984 (25mm) 0.790 0.690 1.570 SG-60JN M0812530
Kitagawa: B-206,BT-206,BB-06,B-07
Strong: N206 Samchully: HS-06 MMK:PC-6-46
6 0.295 0.472 (12mm) M10-1.60x30mm 0.787 (20mm) 0.728 0.689 1.417 KT-60JN M1016030
Kitagawa: B-06 6 0.295 0.472 (12mm) M10-1.60x30mm 0.787 (20mm) 0.885 0.689 1.440 KT-61JN M1016030

Critical Dimensions 2 Screws Included With Each Jaw Nut
Chuck Make
& Model
Chuck
Size
Heel
Height
H
Groove
Width
G
Screw Size
Pitch & Length
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
MMK: ZA6-8 8 0.335 0.549 (14mm) M12-1.75x35mm 0.984 (25mm) 0.895 0.807 1.840 KT-82JN M1217535
Kitagawa: BB-08,B-208 Strong: N208
Samchully: HS-08 MMK: PC-8-52
8 0.335 0.549 (14mm) M12-1.75x30mm 0.984 (25mm) 0.807 0.807 1.880 KT-81JN M1217530
Kitagawa:NT-08,B-08,
BT-08,HOB-8
8 0.374 0.549 (14mm) M12-1.75x35mm 0.984 (25mm) 1.000 0.807 1.880 KT-80JN M1217535

Critical Dimensions 2 Screws Included With Each Jaw Nut
Chuck Make
& Model
Chuck
Size
Heel
Height
H
Groove
Width
G
Screw Size
Pitch & Length
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
Howa:
HO15M10,HO22M10,HO24M10
8 0.355 0.629 (16mm) M12-1.75x40mm 0.984 (25mm) 1.040 0.807 1.830 HO-80JN M1217540

Critical Dimensions 2 Screws Included With Each Jaw Nut
Chuck Make
& Model
Chuck
Size
Heel
Height
H
Groove
Width
G
Screw Size
Pitch & Length
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
Kitagawa: B-210,BT-210 Strong: N210
MMK:H-10,HA8-11 Samchully: HS-10
10 0.335 0.628 (16mm) M12-1.75x30mm 1.181 (30mm) 0.846 0.886 1.981 KT-100JN M1217530
Kitagawa:B-10,HOB-10 10 0.374 0.628 (16mm) M12-1.75x35mm 1.181 (30mm) 1.000 0.886 2.160 KT-101JN M1217535
MMK:ZA_-10, PC-10-78 10 0.315 0.628 (16mm) M12-1.75x35mm 1.181 (30mm) 0.906 0.906 1.971 MT-101JN M1217535

Critical Dimensions 2 Screws Included With Each Jaw Nut
Chuck Make
& Model
Chuck
Size
Heel
Height
H
Groove
Width
G
Screw Size
Pitch & Length
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
Hitachi-Seiki ZA/ZA_-10 10 0.315 0.628 (16mm) M12-1.75x35mm 1.259 (32mm) 0.906 0.906 2.050 MT-100JN M1217535
MMK: ZA_-10 10 0.315 0.628 (16mm) M12-1.75x35mm 1.181 (30mm) 0.906 0.906 1.971 MT-101JN M1217535
Howa: HO15M12,HO22M12 10 0.374 0.708 (18mm) M14-2.00x40mm 1.181 (30mm) 1.083 0.945 2.360 HO-100JN M1420040

Critical Dimensions 2 Screws Included With Each Jaw Nut
Kitagawa Chuck
Size
Heel
Height
H
Groove
Width
G
Screw Size
Pitch & Length
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
Kitagawa:B-12,HOB-12
MMK:HH-12,HHL-12
12 0.531 0.708 (18mm) M14-2.00x 45mm 1.181 (30mm) 1.318 1.040 2.185 KT-120JN M1420045
- 1.488 (38mm) 1.318 1.040 2.185 KT-124JN M1420045

Critical Dimensions 2 Screws Included With Each Jaw Nut
Chuck Make
& Model
Chuck
Size
Heel
Height
H
Groove
Width
G
Screw
Size Pitch & Length
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
B212, HS12, N212 12" 0.453 0.827 (21mm) M16-2.00x40mm 1.181 (30mm) 1.090 1.160 2.565 KT-128JN M1620040
- 12" 0.531 0.787 (20mm) M12-1.75x45mm 1.375 (35mm) 1.320 1.040 2.190 SG-120JN M1217545
- 12" 0.453 0.827 (21mm) M16-2.00x40mm 1.378 (35mm) 1.140 1.060 2.429 HO-120JN M1620040

Critical Dimensions 2 Screws Included With Each Jaw Nut
Chuck Make
& Model
Chuck
Size
Heel
Height
H
Groove
Width
G
Screw Size
Pitch & Length
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
- 12" 0.531 0.787 (20mm) M12-1.75x45mm 1.375 (35mm) 1.320 1.040 2.190 SG-120JN M1217545
- 0.453 0.827 (21mm) M16-2.00x40mm 1.378 (35mm) 1.140 1.060 2.429 HO-120JN M1620040

Critical Dimensions 2 Screws Included With Each Jaw Nut
Chuck Make
& Model
Chuck
Size
Heel
Height
H
Groove
Width
G
Screw Size
Pitch & Length
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
- 15 0.649 0.864 (22mm) M20-2.50x55mm 1.690 (43mm) 1.790 1.318 3.149 KT-150JN M2025055
- 15 0.649 0.864 (22mm) M20-2.50x55mm 2.360 (60mm) 1.798 1.320 3.820 KT-152JN M2025055
Kitagawa: B-15,
BT-15, B-18, HOB-15
15 0.636 0.861 (22mm) M20-2.50x50mm 1.690 (43mm) 1.779 1.317 3.149 KT-153JN M2025050

Critical Dimensions 2 Screws Included With Each Jaw Nut
Chuck Make
& Model
Chuck
Size
Heel
Height
H
Groove
Width
G
Screw Size
Pitch & Length
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
Kitagawa: B-215 15 0.758 1.003 (25.5mm) M20-2.50x50mm 1.690 (43mm) 1.550 1.375 3.149 KT-151JN M2025050

Critical Dimensions 2 Screws Included With Each Jaw Nut
Chuck Make
& Model
Chuck
Size
Heel
Height
H
Groove
Width
G
Screw Size
Pitch & Length
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
- 15 0.649 0.864 (22mm) M20-2.50x55mm 1.690 (43mm) 1.790 1.318 3.149 KT-150JN M2025055
- 15 0.649 0.864 (22mm) M20-2.50x55mm 2.360 (60mm) 1.798 1.320 3.820 KT-152JN M2025055
UVE-800LB 24 0.414 0.985 M20-2.50x50mm 3.152 1.241 1.418 4.728 KT-241JN M2025050
HJ-24, HJA11-24 24 0.748 0.985 M20-2.50x50mm 3.152 2.127 1.576 4.728 KT-242JN M2025050

Critical Dimensions 2 Screws Included With Each Jaw Nut
Chuck Make
& Model
Heel
Height
H
Groove
Width
G
Screw
Size
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
MMK:HO15M6,HO22M6,HO24M6,
HO27M6 Howa: HJ-06
0.295 0.472 (12mm) M10-1.60 x 30mm 0.787 (20mm) 0.847 0.669 1.460 H3-60JN M1016030
- 0.340 0.628 (16mm) M12-1.75 x 35mm 1.181 (30mm) 1.000 0.910 2.000 H3-100JN M1217535

Critical Dimensions 2 Screws Included With Each Jaw Nut
Chuck Make
& Model
Chuck
Size
Heel
Height
H
Groove
Width
G
Screw
Size
E
Hole
Space
D
Hght
Inch
A
Width
Inch
C
Length
Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
MMK: HO15M15 15 0.413 0.826 (21mm) M16-2.00 x 40mm 1.575 (40mm) 1.141 1.000 2.560 H3-158JN M1620040
Kitagawa: B-21,B-24 18-24 0.748 0.984 (25mm) M20-2.50 x 50mm 2.362 (60mm) 1.772 1.476 3.543 KT-240JN M2025050
- 21-24 0.748 0.984 (25mm) M20-2.50 x 50mm T-Nut 1.772 1.476 1.811 KT-210JN M2025050
MMK: HO27M15 15 0.669 1.022 (26mm) M20-2.50 x 50mm 1.654 (42mm) 1.570 1.339 2.750 H3-154JN M2025050
- 18-20 0.669 1.022 (26mm) M20-2.50 x 50mm 1.968 (50mm) 1.575 1.339 3.250 H3-150JN M2025050