3H-2/3H-2A Series Extra Thru-Hole Chuck | Customized Kitagawa Replacement Chucks by Autogrip® Machinery

3H-2/3H-2A WEDGE-HOOK Type 3-Jaw Extra Thru-Hole Power Chuck by Autogrip® Machinery

LARGE THRU-HOLE POWER CHUCK

LARGE THRU-HOLE | 3-JAW

WEDGE-HOOK type 3-jaw with the extra large through-hole.
Matching surfaces of all parts hardened, ground and lubricated directly.
High rigidity and high repeatability precision.

J is the hole diameter of blank draw nut,
If not notified, Autogrip will adopt the K Default as K value.
K max is the maximum thread specification, and it could be customize.

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Specifications
Dimensions
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Model	-	Plunger stroke (mm)	Jaw stroke (Dia.) (mm)	Chucking Dia. Max. (mm)	Chucking Dia. Min. (mm)	Max. D.B. pull kN (kgf)	Max. clamping force kN (kgf)	Max. speed min^-1 (r.p.m.)	I kg‧m ²	Weight (kg)	Weight (kg)	Matching cyl.	Max. pressure MPa (kgf/cm²)
3H-204	A4	13	5.5	113	7	13.7 (1400)	36.0 (3670)	8000	0.012	4.22	5.34	TK-A528	2.0(20)
3H-205	A4	13	5.5	138	10	17.2 (1750)	48.0 (4890)	7000	0.02	6.3	7.1	TK-A533	2.5(25)
3H-206	A5	14	6	170	13	23.3 (2375)	66.8 (6810)	6000	0.06	13.1	14.9	TK-A646	2.5(25)
3H-208	A6	18	7.6	210	17	31.9 (3250)	107.0 (10900)	5000	0.15	21.8	23.4	TK-A853	2.6(26)
3H-210	A8	21	8.9	260	37	49 (5010)	152 (15500)	4500	0.32	37.5	43	TK-A1075	3.2(32)
3H-212	A11	25	10.6	315	43	58.8 (6000)	157 (16010)	3700	0.74	58.7	64.7	TK-A1512	1.9(19)
3H-215	A8	25	10.6	405	49	71 (7240)	180 (18350)	2500	2.8	127	149	TK-2114	2.1(21)
3H-215	A11	25	10.6	405	49	71 (7240)	180 (18350)	2500	2.8	127	143.3	TK-2114	2.1(21)
3H-215	A15	25	10.6	405	49	71 (7240)	180 (18350)	2500	2.8	127	135.6	TK-2114	2.1(21)
3H-18B	A15	23	10.6	456	79	71.0 (7240)	180.0 (18350)	2000	4.8	162.4	173.4	TK-2416	1.9(19)
3H-221	A15	28	12.9	530	105	90 (9175)	234 (23860)	1800	7.5	223	234	TK-2416	2.4(24)
3H-224	A20	28	12.9	610	135	100 (10200)	240 (24500)	1500	15.8	270	284	TK-2820	2.1(21)
3H-232	A20	34	18	800	205	100 (10200)	240 (24500)	1200	47	546	560	TK-2820	2.1(21)

* The dimensions and the specifications of 3H-BA、3H-2A are in the red data.
* The 3H-2 series are power chucks with extra large thru-hole design.
* The rotary cylinders are recommended based on power chucks that from 4”~10” are common used in the industry.
* If you find that you need different bore size or installation interface, please just contact us. We have many standard and customized power chucks for option and meet your needs.

* Subject to technical changes.

Model	-	A	B	B	C	D	D1	D2	E	E1	F	G max.	G max.	G min.	G min.	H	J	K max.	K Default	L	L1	L1	M	N	P	Q max.	Q min.	R max.	R min.	S	T	U
3H-204	A4	113	59	83	85	70.6	63.51	82.6	4	28	32	3.5	31.5	-9.5	18.5	17.5	12	M38x1.5	M32x1.5	3~M10	16	15	24	52	14	12.75	6.75	25	22.25	23	10	3~M10
3H-205	A4	138	60	71	110	82.6	63.51	96	4	15	39	1	16	-12	3	20	12	M45x1.5	M40x1.5	3~M10	14.5	14.5	31	62	14	20.25	6.75	29.5	26.8	25	10	3~M6
3H-206	A5	170	81	91	140	104.8	82.56	116	5	15	53	13	28	-1	14	17.5	20	M60x2	M55x2	6~M10	16	16	37	73	20	21.25	9.25	36	33	31	12	3~M6
3H-208	A6	210	91	103	170	133.4	106.38	150	5	17	66	16.5	33.5	-1.5	15.5	20	30	M75x2	M60x2	6~M12	17	15	38	95	25	23.7	10.2	45.7	41.9	35	14	3~M6
3H-210	A8	260	102	115	220	171.4	139.72	190	5	18	86	10.5	28.5	-10.5	7.5	25	45	M95x2	M85x2	6~M16	20.0	22	43	110	30	32.2	12.7	56.5	52.05	40	16	3~M8
3H-212	A11	315	110	126	300	235	196.87	260	6	22	106	10	32	-15	7	28	50	M115x2	M115x2	6~M20	30	28	51	130	30	44.75	14.75	67.8	62.5	50	21	3~M10
3H-215	A8	405	132	159	380	330.2	139.72	171.4	6	33	145	11	44	-14	19	39	60	M155x3 / M115x2	M155x3 / M100x2	6~M24	36	24	63	165	43	49.75	19.75	90	84.7	62	25.5	6~M16
3H-215	A11	405	132	166	380	330.2	196.87	235	6	40	145	11	51	-14	26	39	60	M155x3	M155x3	6~M24	36	31	63	165	43	49.75	19.75	90	84.7	62	25.5	6~M20
3H-215	A15	405	132	153	380	330.2	285.78	330.2	6	27	145	11	38	-14	13	39	60	M155x3	M155x3	6~M24	36	34	63	165	43	49.75	19.75	90	84.7	62	25.5	3~M12
3H-18B	A15	456	145	166	380	330.2	285.78	330.2	6	27	165	18	45	-15	22	40	60	M175x3	M175x3	6~M24	38	36	63	165	43	64	20.5	102	96.7	62	25.5	3~M12
3H-221	A15	530	140	161	380	330.2	285.78	330.2	6	27	180	15	42	-13	14	40	80	M190x3	M190x3	6~M24	33	36	73	180	60	69.5	24.5	113.5	107.1	65	25	3~M12
3H-224	A20	610	145	166	520	463.6	412.78	463.6	6	27	210	15	42	-13	14	41	80	M225x3	M225x3	6~M24	35	33	73	180	60	93.5	24.5	128	121.5	65	25	3~M12
3H-232	A20	800	150	170	520	463.6	412.78	463.6	6	27	275	24	51	-10	17	42	100	M295x3	M295x3	6~M24	36	34	73	180	60	150.5	24.5	166	157	65	25	3~M12

Model	2D pdf	2D dwg	3D step
3H-204
3H-204A4
3H-205
3H-205A4
3H-206
3H-206A5
3H-208
3H-208A6
3H-210
3H-210A8
3H-212
3H-212A11
3H-215
3H-215A8
3H-215A11
3H-215A15
3H-18B
3H-18BA15
3H-221
3H-221A15
3H-224
3H-224A20
3H-232
3H-232A20