KPC SERIES Three-Jaw Ultra High Precision Air Chucks

Kitagawa KPC chucks grip inner and outer work diameters with accuracy to 0.00004″ T.I.R. for repeatability. High speed of 6000 RPM (KPC803C, KPC43C type) and accurate chucking will ensure precision manufacturing.

Special Features

Superior Chucking Precision
High Speed and Accuracy
Both Inside and Outside Chucking
Coolant Through the Center of Chuck (With Option Air Tube)
Air Cylinder Built-in, Gripping Force Is Adjustable
Both Aluminum Soft Jaw and Steel Soft Jaw Are Standard Equipment

SPECIFICATIONS

(1) Weight is without soft top jaw.

MODEL	UNIT	KPC803C-			KPC43C-			KPC43C-			KPC63C-
		100P	100EP	100EPI	048P	048EP	048EPI	100P	100EP	100EPI	100P	100EP	100EPI
Repeatability	in.	0.0001	0.00005	0.00004	0.0001	0.00005	0.00004	0.0001	0.00005	0.00004	0.0001	0.00005	0.00004
Jaw Stroke (Diameter)	in.	0.098			0.047			0.098			0.098
Outer Gripping Range	in.	0.118 ~ 2.756			0.138 ~ 3.425			0.118 ~ 3.425			0.118 ~ 5.315
Inner Gripping Range	in.	0.236 ~ 3.110			0.236 ~ 3.898			0.236 ~ 3.898			0.236 ~ 5.866
Max. Gripping Force at Air Pressure 7kgf/cm²	kN (kgf)	4.3 (438)			7.6 (775)			7.6 (775)			11.6 (1183)
Max. Speed	rpm	6000			6000			6000			4000
Weight (1)	lb.	4			5			5			14

DIMENSIONS (Dimensions in Inches)

MODEL	KPC803C100	KPC43C048	KPC43C100	KPC63C100
A	3.150	3.937	3.937	5.906
B	2.756	3.500	3.500	5.346
C (H6)	2.362	3.250	3.250	4.920
D	0.811	0.811	0.811	0.811
E	max. 0.669 min. 0.386	max. 0.709 min. 0.571	max. 0.709 min. 0.425	max. 0.693 min. 0.409
F	2.165	1.988	2.165	2.205
G	0.787	0.787	0.787	0.984
H	0.748	0.748	0.748	0.748
J	0.079	0.079	0.079	0.079
Jaw Mounting Bolts	3×1-M5x16	3×2-M5x16	3×2-M5x16	3×4-M5x16
Mounting Bolts	3-M5x60	6-M5x55	6-M5x60	6-M6x65

STANDARD TYPE JAW DIMENSIONS (Dimensions in Millimeters)

Chuck	Jaw Model	Material	Dimensions
Chuck	Jaw Model	Material	A	B	C
KPC80 TYPE	KJ1A3-7	A l	19	20	38.4
	KJ1A3-15	A l	38	20	38.4
	KJ1A3-1	A l	25	20	38.4
	KJ1S3-7	S45C	19	20	38.4
	KJ1S3-15	S45C	38	20	38.4
KPC4 TYPE	KJ1A4-1	A l	25	20	48.4
	KJ1A4-7	A l	19	20	48.4
	KJ1A4-15	A l	38	20	48.4
	KJ1S4-1	S45C	25	20	48.4
	KJ1S4-2	S45C	51	20	48.4
	KJ1S4-7	S45C	19	20	48.4
	KJ1S4-15	S45C	38	20	48.4
KPC6 TYPE	KJ1A6-1	A l	25	25	73.4
	KJ1A6-7	A l	19	25	73.4
	KJ1A6-15	A l	38	25	73.4
	KJ1S6-1	S45C	25	25	73.4
	KJ1S6-7	S45C	19	25	73.4
	KJ1S6-15	S45C	38	25	73.4

PIE TYPE JAW DIMENSIONS (Dimensions in Millimeters)

Chuck	Jaw Model	Material	Dimensions
Chuck	Jaw Model	Material	A	D
KPC80 TYPE	KJ3A3-1	A l	25	80
	KJ3S3-1	S45C	25	80
	KJ3S3-7	S45C	19	80
KPC4 TYPE	KJ3A4-1	A l	25	100
	KJ3A4-15	A l	38	100
	KJ3S4-1	S45C	25	100
	KJ3S4-2	S45C	51	100
	KJ3S4-7	S45C	19	100
	KJ3S4-15	S45C	38	100
KPC6 TYPE	KJ3A6-1	A l	25	150
	KJ3S6-1	S45C	25	150
	KJ3S6-7	S45C	19	150
	KJ3S6-15	S45C	38	150

KPC SERIES Three-Jaw Ultra High Precision Air Chuck

Relation of Air-Pressure/Gripping Force

IMPROVE REPEATABILITY!

Maximize the performance of your workholding, and expensive lathes, by ensuring proper chuck function with our NEW wireless grip force meter.

Proper chuck maintenance is critical to extend the life of your chuck – Remember to grease your chuck!
Learn more about the benefits of Chuck Grease Pro or Chuck EEZ

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