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S8M Timing Belt Pulley - High Torque

New Products
Volume Discount is available
Lead Time Reduction

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

Available in INCH
Rapid Design

(i)Caution

Please note we are experiencing longer lead times for this product.
Please note that the swaged flange options, NFC, RFC, and LFC, are not reflected in the CAD data.

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High Torque Timing Pulleys S8M Type:Related Image

[ ! ]For Keyway Dimension Details, see >> Click here

[ ! ]Aluminum flange thickness will be t=1.5
[ ! ]Flange thickness t=2.0 for 72 tooth pulleys
[ ! ]The tap position dimension tolerance from the boss end face and pulley end face is ±0.3
[ ! ]For S8M600: A type: W ≤ d x 5, B type: L ≤ d x 5.

・Materials

Part Number					[ M ]Material		[ S ]Surface Treatment	[ A ]Accessories Set Screws
Belt Width 15mm	Belt Width 25mm	Belt Width 30mm	Belt Width 40mm	Belt Width 60mm	Pulley	Flange
A: 17 W: 22 L: 37(42)	A: 28 W: 33 L: 48(53)	A: 33 W: 38 L: 53(58)	A: 44 W: 49 L: 64(69)	A: 65 W: 70 L: 85(90)	Pulley	Flange
HTPA_ _S8M150	HTPA_ _S8M250	HTPA_ _S8M300	HTPA_ _S8M400	HTPA_ _S8M600	Aluminum Alloy 7000 series (Extra Super Duralumin)	Aluminum Alloy	Clear Anodize	304 Stainless Steel
HTPB_ _S8M150	HTPB_ _S8M250	HTPB_ _S8M300	HTPB_ _S8M400	HTPB_ _S8M600			Black Anodize
HTPK_ _S8M150	HTPK_ _S8M250	HTPK_ _S8M300	HTPK_ _S8M400	HTPK_ _S8M600			Hard Clear Anodize^*
HTPN_ _S8M150	HTPN_ _S8M250	HTPN_ _S8M300	HTPN_ _S8M400	HTPN_ _S8M600			Electroless Nickel Plating
HTPT_ _S8M150	HTPT_ _S8M250	HTPT_ _S8M300	HTPT_ _S8M400	HTPT_ _S8M600	1045 Carbon Steel or Equivalent	Low Carbon Steel	-	4137 Alloy Steel (Black Oxide)
HTPM_ _S8M150	HTPM_ _S8M250	HTPM_ _S8M300	HTPM_ _S8M400	HTPM_ _S8M600			Black Oxide
HTPP_ _S8M150	HTPP_ _S8M250	HTPP_ _S8M300	HTPP_ _S8M400	HTPP_ _S8M600			Electroless Nickel Plating

*Hard Anodize Treatment: Film Hardness 300HV~

[ ! ]Flange is installed, and set screws are included with shaft bore specifications P, N and C.
[ ! ]L Dimensions in ( ) are for 44~72 toothed pulleys.

Specifications

Part Number

Pulley Shape

Shaft Bore Spec., I.D.

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

HTPA36S8M250

H65

(Shaft Bore Specs: V, F)

HTPA30S8M300

V20

Z38

J23.0

(Shaft Bore Specs: Y)

HTPA40S8M250

Y30

Q62

R47

S16

- Metric Bore -

Part Number			Pulley Shape	Pulley Shape													P.D.	O.D	D	F	E
Type	Number of Teeth	Type, Nominal Width		A							B
				Shaft Bore Specification
				H Round	P Round Tapped	N・C Keyway Tapped	V・Y・WB Round Stepped				H Round	P Round Tapped	N・C Keyway Tapped	V・F Round Stepped
				d	d	d	d	Z/Q/R	J	S/T	d	d	d	d	Z	J
				d/Z/Q/R/S/T (1mm increment), J (0.1mm increment)
2017 Aluminum Alloy HTPA HTPB HTPK HTPN 1045 Carbon Steel or Equivalent HTPT HTPM HTPP	18	S8M150 A: 17 W: 22 L: 37 (44~72: 42) S8M250 A: 28 W: 33 L: 48 (44~72: 53) S8M300 A: 33 W: 38 L: 53 (44~72: 58) S8M400 A: 44 W: 49 L: 64 (44~72: 58) S8M600 A: 65 W: 70 *L: 85 (44~72: 90)	A B	12～32	12～26	12～26	12～30	14～32	3.0 ≤ J ≤ W-3.0 S8M600 type 5.0 ≤ J ≤ W-5.0	3~23 S+T≤W-3 For S8M600 type 5~21 S+T≤W-5	12～28	12～22	12～20	12～26	14～28	3.0 ≤ J ≤ L-3.0 S8M600 type 5.0 ≤ J ≤ L-5.0	45.8	44.5	32	52	36
	19			12～36	12～28	12～28	12～34	14～36			12～31	12～25		12～29	14～31		48.4	47	35	55	40
	20			12～36	12～30	12～30	12～34	14～36			12～32	12～26	12～22	12～30	14～32		50.9	49.6	36	58
	21			12～41	12～32	12～32	12～39	14～41			12～36	12～30	12～24	12～34	14～36		53.5	52.1	40	61	45
	22				12～34	12～34					12～37		12～25	12～35	14～37		56	54.7	41
	23			12～46	12～40	12～40	12～44	14～46			12～42	12～34	12～28	12～40	14～42		58.6	57.2	46	67	50
	24																61.1	59.7
	25			12～52			12～50	14～52			12～44	12～36		12～42	14～44		63.7	62.3	48	70	56
	26			14～54	14～45	14～45	14～52	16～54			14～47	14～39	14～31	14～45	16～47		66.2	64.8	51	74	58
	27			14～56	14～48	14～48	14～54	16～56			14～51	14～43	14～35	14～49	16～51		68.8	67.4	55	80	60
	28																71.3	69.9
	29																73.9	72.5
	30			14～63	14～50	14～50	14～61	16～63			14～56	14～46	14～38	14～54	16～56		76.4	75	60	87	67
	31																78.9	77.6
	32				14～55	14～55					14～59	14～49	14～45	14～57	16～59		81.5	80.1	63
	33																84	82.7
	34			16～67	16～60	16～55	16～65	18～67			16～66	16～56	16～48	16～64	18～66		86.6	85.2	70	95	75
	35																89.1	87.8
	36			16～72	16～65		16～70	18～72			16～71	16～61	16～50	16～69	18～71		91.7	90.3	75	99	80
	37																94.2	92.9
	38			16～76			16～74	18～76			16～76	16～65		16～74	18～76		96.8	95.4	80	104	84
	39			20～80	20～70	20～55	20～78	22～80			20～80	20～65	20～55	20～78	22～80		99.3	97.9	85	111	90
	40																102	100
	41																104	103
	42																107	106
	43			20～85			20～83	22～85				20～70					110	108	90	119	100
	44																112	111
	45																115	113	97	123	102
	46																117	116
	47																120	118	100	127	105
	48																122	121
	49																125	123		135	115
	50																127	126
	51																130	129
	52																132	131		140	120
	53																135	134
	54																138	136		144	125
	55																140	139
	56																143	141		152	130
	57																145	144
	58																148	146		160	140
	59																150	149
	60																153	151
	72																183	182		190	170

[ ! ]For inch hole dimension details, refer to below [ ! ]Z-d≥2 for Shaft Bore specification V. [ ! ]Q(R)-d≥2 for shaft bore specification Y.
[ NG ]Shaft Bore Dia. 8, 11, 13, 14, 17, 21-55 not available for Shaft Bore specification C. [ ! ]Shaft Bore Dia. 6.35 is selectable for Shaft Bore specifications H, P, V, and F.
[ NG ]Shaft Bore Dia. 51~54 are not available for Shaft Bore specification N. [ NG ]For S8M600, 22 or less teeth, Shaft Bore specification N, C is not selectable
[ ! ]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

- Inch Bore -

Part Number			Pulley Shape	Pulley Shape						P.D.	O.D	D	F	E
Type	Number of Teeth	Type, Nominal Width		A			B
				Shaft Bore Specification
				HU Round Inch	PU Round Tapped Inch	NU Keyway Tapped Inch	HU Round Inch	PU Round Tapped Inch	NU Keyway Tapped Inch
				d (1mm increment)
2017 Aluminum Alloy HTPA HTPB HTPK HTPN 1045 Carbon Steel or Equivalent HTPT HTPM HTPP	18	S8M150 A: 17 W: 22 L: 37 (44~72: 42) S8M250 A: 28 W: 33 L: 48 (44~72: 53) S8M300 A: 33 W: 38 L: 53 (44~72: 58) S8M400 A: 44 W: 49 L: 64 (44~72: 58) S8M600 A: 65 W: 70 *L: 85 (44~72: 90)	A B	F~K	F~K	F~K	F~K	F~H	F~H	45.84	44.46	32	52	36
	19			F~L			F~K	F~J		48.38	47.01	35	55	40
	20			F~L			F~L	F~K		50.93	49.56	36	58	40
	21			F~M	F~L	F~L	F~M		F~J	53.48	52.1	40	61	45
	22			F~M	F~L	F~L	F~M		F~J	56.02	54.65	41	61	45
	24			F~P	F~N	F~N	F~P	F~L	F~K	61.12	59.74	46	67	50
	25			F~R	F~N	F~N	F~P	F~M	F~K	63.66	62.29	48	70	56
	26			G~R	G~Q	G~Q	G~Q	G~N	G~K	66.21	64.84	51	74	58
	28			G~S	G~R	G~R	G~S	G~P	G~M	71.3	69.93	55	80	60
	30			G~S	G~R	G~R	G~S	G~Q	G~M	76.39	75.02	60	87	67
	32			G~S	G~S	G~R	G~S	G~R	G~Q	81.49	80.12	63	87	67
	34			H~S	H~S	H~R	H~S	H~S	H~R	86.58	85.21	70	95	75
	36			H~S	H~S	H~R	H~S	H~S	H~R	91.67	90.3	75	99	80
	38			H~S	H~S	H~R	H~S	H~S	H~R	96.77	95.39	80	104	84
	40			J~S	J~S	J~R	J~S	J~S	J~R	101.9	100.5	85	111	90
	44			J~S	J~S	J~R	J~S	J~S	J~R	112.1	110.7	90	119	100
	48			J~S	J~S	J~R	J~S	J~S	J~R	122.2	120.9	100	127	105
	50			J~S	J~S	J~R	J~S	J~S	J~R	127.3	126		135	115
	60			J~S	J~S	J~R	J~S	J~S	J~R	152.8	151.4		160	140
	72			J~S	J~S	J~R	J~S	J~S	J~R	183.4	182		190	170

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Part Number
HTPA18S8M150-A-C[12,15,16,18,19,20]
HTPA18S8M150-A-H[12-32/1]
HTPA18S8M150-A-HUF
HTPA18S8M150-A-HUG
HTPA18S8M150-A-HUH
HTPA18S8M150-A-HUJ
HTPA18S8M150-A-HUK
HTPA18S8M150-A-N[12-26/1]
HTPA18S8M150-A-NUF
HTPA18S8M150-A-NUG
HTPA18S8M150-A-NUH
HTPA18S8M150-A-NUJ
HTPA18S8M150-A-NUK
HTPA18S8M150-A-P[12-26/1]
HTPA18S8M150-A-PUF
HTPA18S8M150-A-PUG
HTPA18S8M150-A-PUH
HTPA18S8M150-A-PUJ
HTPA18S8M150-A-PUK
HTPA18S8M150-A-V[12-30/1]
HTPA18S8M150-A-WB[12-30/0.1]
HTPA18S8M150-A-Y[12-30/0.1]
HTPA18S8M150-B-C[12,15,16,18,19,20]
HTPA18S8M150-B-F[12-26/1]
HTPA18S8M150-B-H[12-28/1]
HTPA18S8M150-B-HUF
HTPA18S8M150-B-HUG
HTPA18S8M150-B-HUH
HTPA18S8M150-B-HUJ
HTPA18S8M150-B-HUK
HTPA18S8M150-B-N[12-20/1]
HTPA18S8M150-B-NUF
HTPA18S8M150-B-NUG
HTPA18S8M150-B-NUH
HTPA18S8M150-B-P[12-22/1]
HTPA18S8M150-B-PUF
HTPA18S8M150-B-PUG
HTPA18S8M150-B-PUH
HTPA18S8M150-B-V[12-26/1]
HTPA18S8M250-A-C[12,15,16,18,19,20]
HTPA18S8M250-A-H[12-32/1]
HTPA18S8M250-A-HUF
HTPA18S8M250-A-HUG
HTPA18S8M250-A-HUH
HTPA18S8M250-A-HUJ
HTPA18S8M250-A-HUK
HTPA18S8M250-A-N[12-26/1]
HTPA18S8M250-A-NUF
HTPA18S8M250-A-NUG
HTPA18S8M250-A-NUH
HTPA18S8M250-A-NUJ
HTPA18S8M250-A-NUK
HTPA18S8M250-A-P[12-26/1]
HTPA18S8M250-A-PUF
HTPA18S8M250-A-PUG
HTPA18S8M250-A-PUH
HTPA18S8M250-A-PUJ
HTPA18S8M250-A-PUK
HTPA18S8M250-A-V[12-30/1]
HTPA18S8M250-A-WB[12-30/0.1]

Volume Discount	Days to Ship	RoHS	Belt Width (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)	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)	09.[WB] Shaft Bore Spec.(Add Two Stepped Holes) (mm)	Material Certificate
	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	-	-	12 ～ 20	-	-	-	-	-
	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	12 ～ 32	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1/2"	Inch Round Hole	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	5/8"	Inch Round Hole	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	3/4"	Inch Round Hole	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	7/8"	Inch Round Hole	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1"	Inch Round Hole	-	-	-	-	-	-	-	-	-
	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	-	12 ～ 26	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1/2"	Inch Key Grove Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	5/8"	Inch Key Grove Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	3/4"	Inch Key Grove Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	7/8"	Inch Key Grove Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1"	Inch Key Grove Hole+Tap	-	-	-	-	-	-	-	-	-
	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	12 ～ 26	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1/2"	Inch Round Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	5/8"	Inch Round Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	3/4"	Inch Round Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	7/8"	Inch Round Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1"	Inch Round Hole+Tap	-	-	-	-	-	-	-	-	-
	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	-	-	-	12 ～ 30	-	-	-	-
	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	-	-	-	-	-	-	12 ～ 30	-
	5 Days	10	15	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	-	-	-	-	-	12 ～ 30	-	-
	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	-	-	12 ～ 20	-	-	-	-	-
	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	-	-	-	-	12 ～ 26	-	-	-
	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	12 ～ 28	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1/2"	Inch Round Hole	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	5/8"	Inch Round Hole	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	3/4"	Inch Round Hole	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	7/8"	Inch Round Hole	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1"	Inch Round Hole	-	-	-	-	-	-	-	-	-
	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	-	12 ～ 20	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1/2"	Inch Key Grove Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	5/8"	Inch Key Grove Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	3/4"	Inch Key Grove Hole+Tap	-	-	-	-	-	-	-	-	-
	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	12 ～ 22	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1/2"	Inch Round Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	5/8"	Inch Round Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	3/4"	Inch Round Hole+Tap	-	-	-	-	-	-	-	-	-
	5 Days	10	15	18	Shape B	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	-	-	-	12 ～ 26	-	-	-	-
	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	-	-	12 ～ 20	-	-	-	-	-
	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	12 ～ 32	-	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1/2"	Inch Round Hole	-	-	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	5/8"	Inch Round Hole	-	-	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	3/4"	Inch Round Hole	-	-	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	7/8"	Inch Round Hole	-	-	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1"	Inch Round Hole	-	-	-	-	-	-	-	-	-
	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	-	12 ～ 26	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1/2"	Inch Key Grove Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	5/8"	Inch Key Grove Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	3/4"	Inch Key Grove Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	7/8"	Inch Key Grove Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1"	Inch Key Grove Hole+Tap	-	-	-	-	-	-	-	-	-
	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	12 ～ 26	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1/2"	Inch Round Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	5/8"	Inch Round Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	3/4"	Inch Round Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	7/8"	Inch Round Hole+Tap	-	-	-	-	-	-	-	-	-
Available	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	1"	Inch Round Hole+Tap	-	-	-	-	-	-	-	-	-
	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	-	-	-	12 ～ 30	-	-	-	-
	5 Days	10	25	18	Shape A	[Aluminum] Aluminum Alloy 7000 series(Duralumin)	Clear Anodize	-	-	-	-	-	-	-	-	-	12 ～ 30	-

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Product TOP

Basic Information

Type	Timing Pulleys	Belt Type	S8M	Timing Pulleys/Idlers	Pulleys

Configure here

46,110 Part Numbers

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Configure Remaining Specifications

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Belt Width (mm)
15

25

30

40

60
Clear
Number of Teeth(T)
18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

72
Clear
Pulley Shape
- Shape A
- Shape B
Clear
Material
- Steel
  - 1045 Carbon Steel or Equivalent
- Aluminum
  - Aluminum Alloy 7000 series(Duralumin)
Clear
Surface Treatment
Not Provided

Black Oxide Coating

Clear Anodize

Black Anodize

Hard Clear Anodize

Electroless Nickel Plating
Clear
Shaft Bore Dia. d(inch)
1/2"

5/8"

3/4"

7/8"

1"

1-1/4"

1-3/8"

1-1/2"

1-5/8"

1-3/4"

1-7/8"

2"
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)
[12-85/1mm Unit(s)]
Clear
02.[P] Shaft Bore Spec. (Round Hole + Tap)(mm)
[12-70/1mm Unit(s)]
Clear
03.[N] Shaft Bore Spec. (New JIS Keyway Hole + Tap)(mm)
[12-55/1mm Unit(s)]
Clear
05.[C] Shaft Bore Spec. (Old JIS Keyway Hole + Tap)(mm)
12

15

16

18

19

20
Clear
06.[V] Shaft Bore Spec. (Stepped Hole)(mm)
[12-85/1mm Unit(s)]
Clear
07.[F] Shaft Bore Spec. (Stepped Hole: Counterbored Holes on the Hub Side)(mm)
[12-85/1mm Unit(s)]
Clear
08.[Y] Shaft Bore Spec. (Both Ends Stepped Hole)(mm)
[12-85/0.1mm Unit(s)][12-85/1mm Unit(s)]
Clear
09.[WB] Shaft Bore Spec.(Add Two Stepped Holes)(mm)
[12-85/0.1mm Unit(s)][12-83/1mm Unit(s)]
Clear
type
- HTPA##S8M
- HTPA##S8M####INCHBORE
- HTPB##S8M
- HTPB##S8M####INCHBORE
- HTPK##S8M
- HTPK##S8M####INCHBORE
- HTPM##S8M
- HTPM##S8M####INCHBORE
- HTPN##S8M
- HTPN##S8M####INCHBORE
- HTPP##S8M
- HTPP##S8M####INCHBORE
- HTPT##S8M
- HTPT##S8M####INCHBORE
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

5 Days or Less

7 Days or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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S8M Timing Belt Pulley - High Torque

(i)Caution

Specifications

Alterations

Part Number Being Previewed:

Basic Information

Configure here

Belt Width (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)

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)

09.[WB] Shaft Bore Spec.(Add Two Stepped Holes)(mm)

type

CAD