8 or 9.525 mm Pitch NEOPRENE

1–20 L Timing Belts - 3/8" or 9.525 mm Pitch NEOPRENE 1/2 & 3/4 INCH - 12.5 & 19 mm WIDE Inch mm Inch mm Pitch Length No. of Pitch Length Grooves...

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L Timing Belts - 3/8" or 9.525 mm Pitch NEOPRENE

1/2 & 3/4 INCH - 12.5 & 19 mm WIDE

.020 (0.5 R) TYP

.375 (9.525) .128 (3.25)

.075 (1.9)

.14 (3.56) BELT WIDTH

1 – TIMING BELTS

40°

NOTE: Dimensions in ( ) are mm size.

CATALOG NUMBER DESIGNATION: I N C H M E T R I C

Width Code

Belt Width

Example

050 075

1/2 3/4

A 6R 4-092075 is a 92 Groove 3/4" Wide Belt.

125 190

12.5 mm 19 mm

A 6R 4M046190 is a 46 Groove 19 mm Wide Belt.

A 6R 4– No. of Grooves

Width Code

(See tables below)

(See right)

A 6R 4M No. of Grooves

Width Code

(See tables below)

(See right)

MATERIAL: Nylon Covered, Fiberglass Reinforced, Neoprene TEMPERATURE RANGE: -30°F to +185°F (-34°C to +85°C) BREAKING STRENGTH: 125 lbs. per 1/8" (175 N per 1 mm) Belt Width; not representative of the load-carrying capacity of the belt

No. of Grooves 26 33 36 38 40 41 42 44 45 46 47 50 52 54 55 56

Pitch Length Inch 9.750 12.375 13.500 14.250 15.000 15.375 15.750 16.500 16.875 17.250 17.625 18.750 19.500 20.250 20.625 21.000

mm

No. of Grooves

247.65 314.33 342.9 361.95 381 390.53 400.05 419.1 428.63 438.15 447.68 476.25 495.3 514.35 523.88 533.4

58 60 62 63 64 65 66 67 68 70 72 74 76 80 81 82

Pitch Length Inch 21.750 22.500 23.250 23.625 24.000 24.375 24.750 25.125 25.500 26.250 27.000 27.750 28.500 30.000 30.375 30.750

mm 552.45 571.5 590.55 600.08 609.6 619.13 628.65 638.18 647.7 666.75 685.8 704.85 723.9 762 771.53 781.05

No. of Grooves

Pitch Length

Inch mm 31.500 800.1 84 31.875 809.63 85 32.250 819.15 86 33.375 89 847.73 90 33.750 857.25 34.500 876.3 92 35.250 895.35 94 36.000 914.4 96 36.750 933.45 98 37.500 100 952.5 39.000 990.6 104 40.500 1028.7 108 42.000 1066.8 112 42.750 1085.85 114 Continued on the next page

Special Widths - cut to size from sleeves available from stock. Pulleys are available with inch or metric standards.

1–20

L Timing Belts - 3/8" or 9.525 mm Pitch NEOPRENE

1/2 & 3/4 INCH (12.5 & 19 mm) WIDE

.020 (0.5 R) TYP

.375 (9.525) .128 (3.25)

.075 (1.9)

.14 (3.56) BELT WIDTH

1 – TIMING BELTS

40°

NOTE: Dimensions in ( ) are mm size.

CATALOG NUMBER DESIGNATION: I N C H M E T R I C

Width Code

Belt Width

Example

050 075

1/2 3/4

A 6R 4-117075 is a 117 Groove 3/4" Wide Belt.

125 190

12.5 mm 19 mm

A 6R 4M230125 is a 230 Groove 12.5 mm Wide Belt.

A 6R 4– No. of Grooves

Width Code

(See tables below)

(See right)

A 6R 4M No. of Grooves

Width Code

(See tables below)

(See right)

MATERIAL: Nylon Covered, Fiberglass Reinforced, Neoprene TEMPERATURE RANGE: -30°F to +185°F (-34°C to +85°C) BREAKING STRENGTH: 125 lbs. per 1/8" (175 N per 1 mm) Belt Width; not representative of the load-carrying capacity of the belt

No. of Grooves

Inch

mm

No. of Grooves

Inch

mm

No. of Grooves

Inch

mm

116 117 119 120 123 124 *126 128 136 140 144 146

43.500 43.875 44.625 45.000 46.125 46.500 47.250 48.000 51.000 52.500 54.000 54.750

1104.9 1114.43 1133.48 1143 1171.58 1181.1 1200.15 1219.2 1295.4 1333.5 1371.6 1390.65

151 155 160 161 165 168 174 176 186 192 194 195

56.625 58.125 60.000 60.375 61.875 63.000 65.250 66.000 69.750 72.000 72.750 73.125

1438.28 1476.38 1524 1533.53 1571.63 1600.2 1657.35 1676.4 1771.65 1828.8 1847.85 1857.38

208 210 215 218 228 230 235 240 244 250 252 *590

78.000 78.750 80.625 81.750 85.500 86.250 88.125 90.000 91.500 93.750 94.500 221.250

1981.2 2000.25 2047.88 2076.45 2171.7 2190.75 2238.38 2286 2324.1 2381.25 2400.3 5619.75

Pitch Length

Pitch Length

Pitch Length

* Will be discontinued when present stock is depleted. Special Widths - cut to size from sleeves available from stock. Pulleys are available with inch or metric standards.

1–21

L Double - Sided Belts - 3/8" or 9.525 mm Pitch NEOPRENE

1/2 & 3/4 INCH - 12.5 & 19 mm WIDE .375 (9.525) .128 (3.25)

.020 R (0.5 R) TYP

.075 (1.9)

BELT WIDTH

40°

NOTE: Dimensions in ( ) are mm size.

CATALOG NUMBER DESIGNATION: I N C H M E T R I C

Width Code

Belt Width

Example

050 075

1/2 3/4

A 6R 4-D076050 is a 76 Groove 1/2" Wide Belt.

125 190

12.5 mm 19 mm

A 6R 4MD076125 is a 76 Groove 12.5 mm Wide Belt.

A 6R 4–D No. of Grooves

Width Code

(See tables below)

(See right)

1 – TIMING BELTS

.18 (4.6)

A 6R 4MD No. of Grooves

Width Code

(See tables below)

(See right)

MATERIAL: Nylon Covered, Fiberglass Reinforced, Neoprene TEMPERATURE RANGE: -30°F to +185°F (-34°C to +85°C) BREAKING STRENGTH: 125 lbs per 1/8" (175 N per 1 mm) Belt Width; not representative of the load-carrying capacity of the belt

No. of Grooves

Pitch Length

No. of

Grooves mm Inch 12.375 33 98 314.33 15.000 40 104 381 18.750 50 112 476.25 * 56 21.000 120 533.4 22.500 60 128 571.5 24.000 64 136 609.6 25.500 68 144 647.7 27.000 72 160 685.8 28.500 76 176 723.9 30.000 80 762 32.250 86 819.15 34.500 92 876.3 * To be discontinued when present stock is depleted.

Pitch Length Inch 36.750 39.000 42.000 45.000 48.000 51.000 54.000 60.000 66.000

mm 933.45 990.6 1066.8 1143 1219.2 1295.4 1371.6 1524 1676.4

Special Widths – cut to size from sleeves available from stock. Pulleys are available with inch or metric standards.

1–22