Jacobs Taper Arbors

Jacobs Taper Arbors

Jacobs Taper Arbor C40-33JT1 shown here. All jacobs tapers meet or exceed appropriate standards. See Technical for specifications. [

Order Retention Knob separately.

Constructed of alloy steel for long, durable service life.
Hardened to RC 56-60 for long service life.
Shiny taper with black oxide finish for the best combination of accuracy and durability.
Taper T.I.R. ≤.0002”.
Parsymmetry™ design for high-speed operation.
Plastic bumper protects spindle and holder during tool changes. Available on NMTB 40 and 50 arbors only.

CLICK TOOL NUMBERS TO ORDER

Taper	Part Number	Taper Type	A (Dia.)	C	G
1	B30-01JT118	BT 30	.384	1.18	.18
2	B30-02JT118	BT 30	.559	1.18	.18
2	B40-02JT1	BT 40	.559	1.18	.12
2	C40-02JT1	CAT 40	.559	1.50	.12
2	C50-02JT1	CAT 50	.559	1.50	.12
2	N30-02JT1	NMTB 30	.559	1.00	.12
2	N40-02JT1	NMTB 40	.559	1.00	.12
2	PC4-02JT1	PC4	-	6.25	.12
2	PC6-02JT1	PC6	-	6.25	.12
3	B40-03JT1	BT 40	.811	1.18	.12
3	C40-03JT1	CAT 40	.811	1.50	.12
3	C50-03JT1	CAT 50	.811	1.50	.12
3	N30-03JT1	NMTB 30	.811	1.00	.12
3	N40-03JT1	NMTB 40	.811	1.00	.12
3	N50-03JT1	NMTB 50	.811	1.50	.12
3	PC4-03JT1	PC4	-	6.25	.12
3	PC6-03JT1	PC6	-	6.25	.12
4	B40-04JT1	BT 40	1.124	1.18	.12
4	C40-04JT1	CAT 40	1.124	1.50	.12
4	C50-04JT1	CAT 50	1.124	1.50	.12
4	N30-04JT1	NMTB 30	1.124	1.00	.12
4	N40-04JT1	NMTB 40	1.124	1.00	.12
4	N50-04JT1	NMTB 50	1.124	1.50	.12
4	PC6-04JT1	PC6	-	6.25	.12
6	B40-06JT1	BT 40	.676	1.18	.12
6	C40-06JT1	CAT 40	.676	1.50	.12
6	C50-06JT1	CAT 50	.676	1.50	.12
6	N30-06JT1	NMTB 30	.676	1.00	.12
6	N40-06JT1	NMTB 40	.676	1.00	.12
6	PC6-06JT1	PC6	-	6.25	.12
33	B30-33JT218	BT 30	.624	1.18	.22
33	B40-33JT1	BT 40	.624	1.18	.12
33	C40-33JT1	CAT 40	.624	1.50	.12
33	C50-33JT1	CAT 50	.624	1.50	.12
33	N30-33JT1	NMTB 30	.624	1.00	.12
33	N40-33JT1	NMTB 40	.624	1.00	.12
33	N50-33JT1	NMTB 50	.624	1.50	.12
33	PC4-33JT1	PC4	-	6.25	.12
33	PC6-33JT1	PC6	-	6.25	.12