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Synchronous Pulleys - Regular Torque, XL Series. (Part Numbers)

Volume Discount
Lead Time Reduction

MISUMI

New: Available number of teeth increased on metric pulleys. [August 2023]
METRIC/ INCH Bores Available!

METRIC
INCH
inCAD Components

(i)Caution

Please note that the swaged flange options, NFC, RFC, and LFC, are not reflected in the CAD data.

Part Number

Configured Part Number is shown.

Drawing/Specifications
3D Preview
Part Numbers
More Information
Catalog

[ ! ]For Keyway Dimension Details, Click here

・Materials

Type	Belt Width				[ M ]Material		[ S ]Surface Treatment	[ A ]Accessories Set Screw
	6.4 mm (1/4 inch)	7.9 mm (5/16 inch)	9.5 mm (3/8 inch)	12.7 mm (1/2 inch)	Pulley	Flange
	XL025	XL031	XL037	XL050	Pulley	Flange
ATP	●	●	●	●	2000 Series Aluminum Alloy	Aluminum Alloy	Clear Anodize	304 Stainless Steel
BTP	●	●	●	●			Black Anodize
KTP	●	●	●	●			Hard Clear Anodize *
NTP	●	●	●	●			Electroless Nickel Plating
MTP	●	-	●	●	1045 Carbon Steel or Equivalent	Low Carbon Steel	-	4137 Alloy Steel (Black Oxide)
MTPB	●	-	●	●			Black Oxide
MTPP	●	-	●	●			Electroless Nickel Plating
STP	●	-	●	●	304 Stainless Steel	304 Stainless Steel	-	304 Stainless Steel

* Hard Anodize Treatment: Film Hardness 300HV ~
[ ! ]Flange is installed, and set screws are included with Shaft Bores P, N and C.

Specifications

Part Number

Pulley Shape

Shaft Bore Specs., I.D.

(Shaft Bore Specs.: H, P, N, C)

ATP24XL037

N10

R32

(Shaft Bore Specs.: V, F)

ATP60XL050

V20

Z28

J16.0

(Shaft Bore Specs: Y)

ATP40XL050

Y20

Q32

[ ! ]Specify NK10 when New JIS Keywayed Bore + Tap with shaft bore diameter of 10 and keyway width 4.0mm (height 1.8mm) is requested. >> Click here

Alterations

Part Number

CAD Data download and 3D preview are not available because the part number has not yet been determined.

*In order to open the CAD Data download and 3D preview screen, the part number must be fixed.
Please confirm the part number from "Specification / Dimension"on the left side, and then perform the CAD Data Download / 3D Preview operation.

CAD Download

: 30; 60; 90

Part Number
MTPB38XL025-A-NK10
MTPB38XL025-B-NK10
MTPB38XL037-A-NK10
MTPB38XL037-B-NK10
MTPB38XL050-A-NK10
MTPB38XL050-B-NK10
MTPB40XL025-A-NK10
MTPB40XL025-B-NK10
MTPB40XL037-A-NK10
MTPB40XL037-B-NK10
MTPB40XL050-A-NK10
MTPB40XL050-B-NK10
MTPB42XL025-A-NK10
MTPB42XL025-B-NK10
MTPB42XL037-A-NK10
MTPB42XL037-B-NK10
MTPB42XL050-A-NK10
MTPB42XL050-B-NK10
MTPB44XL025-A-NK10
MTPB44XL025-B-NK10
MTPB44XL037-A-NK10
MTPB44XL037-B-NK10
MTPB44XL050-A-NK10
MTPB44XL050-B-NK10
MTPB46XL025-A-NK10
MTPB46XL025-B-NK10
MTPB46XL037-A-NK10
MTPB46XL037-B-NK10
MTPB46XL050-A-NK10
MTPB46XL050-B-NK10
MTPB48XL025-A-NK10
MTPB48XL025-B-NK10
MTPB48XL037-A-NK10
MTPB48XL037-B-NK10
MTPB48XL050-A-NK10
MTPB48XL050-B-NK10
MTPB50XL025-A-NK10
MTPB50XL025-B-NK10
MTPB50XL037-A-NK10
MTPB50XL037-B-NK10
MTPB50XL050-A-NK10
MTPB50XL050-B-NK10
MTPB60XL025-A-NK10
MTPB60XL025-B-NK10
MTPB60XL037-A-NK10
MTPB60XL037-B-NK10
MTPB60XL050-A-NK10
MTPB60XL050-B-NK10
MTPB72XL025-A-NK10
MTPB72XL025-B-NK10
MTPB72XL037-A-NK10
MTPB72XL037-B-NK10
MTPB72XL050-A-NK10
MTPB72XL050-B-NK10
MTPP15XL025-A-NK10
MTPP15XL025-B-NK10
MTPP15XL037-A-NK10
MTPP15XL037-B-NK10
MTPP15XL050-A-NK10
MTPP15XL050-B-NK10
MTPP16XL025-A-NK10
MTPP16XL025-B-NK10
MTPP16XL037-A-NK10
MTPP16XL037-B-NK10
MTPP16XL050-A-NK10
MTPP16XL050-B-NK10
MTPP18XL025-A-NK10
MTPP18XL025-B-NK10
MTPP18XL037-A-NK10
MTPP18XL037-B-NK10
MTPP18XL050-A-NK10
MTPP18XL050-B-NK10
MTPP19XL025-A-NK10
MTPP19XL025-B-NK10
MTPP19XL037-A-NK10
MTPP19XL037-B-NK10
MTPP19XL050-A-NK10
MTPP19XL050-B-NK10
MTPP20XL025-A-NK10
MTPP20XL025-B-NK10
MTPP20XL037-A-NK10
MTPP20XL037-B-NK10
MTPP20XL050-A-NK10
MTPP20XL050-B-NK10
MTPP21XL025-A-NK10
MTPP21XL025-B-NK10
MTPP21XL037-A-NK10
MTPP21XL037-B-NK10
MTPP21XL050-A-NK10
MTPP21XL050-B-NK10

Minimum order quantity	Days to Ship	RoHS	Belt Width Used(Inch) (Inch)	Belt Width Used(mm) (mm)	Number of Teeth (T)	Pulley Shape	Material	Surface Treatment	Shaft Bore Dia. d (inch)	Shaft Bore Spec. (inch)	01.[H] Shaft Bore Spec. (Round Hole) (mm)	02.[P] Shaft Bore Spec. (Round Hole + Tap) (mm)	03.[N] Shaft Bore Spec. (New JIS Keyway Hole + Tap) (mm)	04.[NK] Shaft Bore Spec. (Shaft Bore Dia. 10 Keyway Width 4mm Height 1.8mm)	05.[C] Shaft Bore Spec. (Old JIS Keyway Hole + Tap) (mm)	06.[V] Shaft Bore Spec. (Stepped Hole) (mm)	07.[F] Shaft Bore Spec. (Stepped Hole: Counterbored Holes on the Hub Side) (mm)	08.[Y] Shaft Bore Spec. (Both Ends Stepped Hole) (mm)
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	38	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	38	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	38	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	38	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	38	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	38	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	40	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	40	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	40	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	40	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	40	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	40	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	42	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	42	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	42	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	42	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	42	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	42	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	44	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	44	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	44	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	44	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	44	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	44	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	46	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	46	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	46	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	46	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	46	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	46	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	48	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	48	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	48	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	48	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	48	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	48	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	50	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	50	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	50	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	50	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	50	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	50	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	60	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	60	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	60	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	60	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	60	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	60	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	72	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	72	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	72	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	72	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	72	Shape A	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	72	Shape B	Steel	Black Oxide Coating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	15	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	15	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	15	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	15	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	15	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	15	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	16	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	16	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	16	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	16	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	16	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	16	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	18	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	18	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	18	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	18	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	18	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	18	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	19	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	19	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	19	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	19	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	19	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	19	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	20	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	20	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	20	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	20	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	20	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	20	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	21	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.25 in (1/4")	6.4	21	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	21	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.37 in (3/8")	9.5	21	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	21	Shape A	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-
1 Piece(s)	7 Days or more	10	0.5 in (1/2")	12.7	21	Shape B	Steel	Electroless Nickel Plating	-	-	-	-	-	10	-	-	-	-

More Information

■For Timing Pulleys, see W P.1463, for Keyless Timing Pulleys, see P.1426 and for Idlers with Teeth, see WP.1445.

Product TOP

Basic Information

Type	Timing Pulleys	Belt Type	XL	Timing Pulleys/Idlers	Pulleys

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1,344 Part Numbers

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Specification/Dimensions

Belt Width Used
Belt Width Used(Inch)(Inch)
0.25 in (1/4")

0.31 in (5/16")

0.37 in (3/8")

0.5 in (1/2")
Clear
Belt Width Used
Belt Width Used(mm)(mm)
6.4

7.9

9.5

12.7
Clear
Number of Teeth(T)
10

11

12

14

15

16

18

19

20

21

22

24

25

26

28

30

32

34

36

38

40

42

44

46

48

50

60

72
Clear
Pulley Shape
- Shape A
- Shape B
Clear
Material
- Steel
- Aluminum
  - Aluminum Alloy 2000 series
- 304 Stainless Steel
Clear
Surface Treatment
Not Provided

Black Oxide Coating

Clear Anodize

Black Anodize

Hard Clear Anodize

Electroless Nickel Plating
Clear
Shaft Bore Dia. d(inch)
1

1-7/8

1-5/8

1-3/4

1-3/8

1-1/2

1-1/4

1/2

1/4

2

3/4

3/8

3/16

5/8

5/16

7/8
Clear
Shaft Bore Spec.(inch)
- Inch Key Grove Hole+Tap
- Inch Round Hole
- Inch Round Hole+Tap
Clear
01.[H] Shaft Bore Spec. (Round Hole)(mm)
4

4.5

5

6

6.35

7

8
Clear
02.[P] Shaft Bore Spec. (Round Hole + Tap)(mm)
4

4.5

5

6

6.35

7

8

9
Clear
03.[N] Shaft Bore Spec. (New JIS Keyway Hole + Tap)(mm)
8

10

11

12

13
Clear
05.[C] Shaft Bore Spec. (Old JIS Keyway Hole + Tap)(mm)
10

12

15

16

18

19

20
Clear
06.[V] Shaft Bore Spec. (Stepped Hole)(mm)
4

4.5

5

6

6.35

7

8

9
Clear
07.[F] Shaft Bore Spec. (Stepped Hole: Counterbored Holes on the Hub Side)(mm)
4

4.5

5

6

6.35

7

8

9
Clear
08.[Y] Shaft Bore Spec. (Both Ends Stepped Hole)(mm)
4

5
Clear
type
- ATP##XL
- ATP##XL####INCHBORE
- BTP##XL
- BTP##XL####INCHBORE
- KTP##XL
- KTP##XL####INCHBORE
- MTP##XL
- MTP##XL####INCHBORE
- MTPB##XL
- MTPB##XL####INCHBORE
- MTPP##XL
- MTPP##XL####INCHBORE
- NTP##XL
- NTP##XL####INCHBORE
- STP##XL
- STP##XL####INCHBORE
Clear
04.[NK] Shaft Bore Spec. (Shaft Bore Dia. 10 Keyway Width 4mm Height 1.8mm)
10
Clear
CAD
- 2D
- 3D
Clear