Standard Keyseats
| Bore Range | Keyseat |
| 1/2″—9/16″ | 1/8″ x 1/16″ |
| 5/8—7/8 | 3/16 x 3/32 |
| 15/16—1 1/4 | 1/4 x 1/8 |
| 1 5/16 —1 3/8 | 5/16″ x 5/32″ |
| 1 7/16—1 3/4 | 3/8 x 3/16 |
| 1 13/16—2 1/4 | 1/2 x 1/4 |
| 2 5/16—2 11/16 | 5/8 x 5/16 |
| 2 13/16—3 1/4 | 3/4 x 3/8 |
| 3 3/8—3 3/4 | 7/8 x 7/16 |
| 3 7/8 — 4 1/2 | 1 x 1/2 |
| 4 9/16 — 5 1/2 | 1 1/4 x 5/8 |
1 3/8″ Bore Bushing also available with 3/8×3/16″ Keyway.
| Part No. | Bush | Bore Range | Type | D.D. “8V”Belts | O.D. | E | L | M | Wt.Less Bushing |
| 4 GROOVES, F = 4 7/8″ | |||||||||
| 48V1250F | F | 1-4 | D-Web | 12.3 | 12.5 | 5/32 | 3 3/4 | 1 9/32 | 75.00 |
| 48V1320F | F | 1-4 | D-Web | 13 | 13.2 | 5/32 | 3 3/4 | 1 9/32 | 81.00 |
| 48V1400F | F | 1-4 | D-Arm | 13.8 | 14 | 5/32 | 3 3/4 | 1 9/32 | 87.00 |
| 48V1500F | F | 1-4 | D-Arm | 14.8 | 15 | 5/32 | 3 3/4 | 1 9/32 | 91.00 |
| 48V1600F | F | 1-4 | D-Arm | 15.8 | 16 | 5/32 | 3 3/4 | 1 9/32 | 96.00 |
| 48V1700F | F | 1-4 | D-Arm | 16.8 | 17 | 5/32 | 3 3/4 | 1 9/32 | 104.00 |
| 48V1800F | F | 1-4 | D-Arm | 17.8 | 18 | 5/32 | 3 3/4 | 1 9/32 | 114.00 |
| 48V1900F | F | 1-4 | D-Arm | 18.8 | 19 | 5/32 | 3 3/4 | 1 9/32 | 121.00 |
| 48V2000J | J | 1 1/2-4 1/2 | D-Arm | 19.8 | 20 | 0 | 4 5/8 | 1/4 | 136.00 |
| 48V2120J | J | 1 1/2-4 1/2 | D-Arm | 21 | 21.2 | 0 | 4 5/8 | 1/4 | 145.00 |
| 48V2240J | J | 1 1/2-4 1/2 | D-Arm | 22.2 | 22.4 | 0 | 4 5/8 | 1/4 | 154.00 |
| 48V2480M | M | 2-5 1/2 | C-Arm | 24.6 | 24.8 | 25/32 | 6 3/4 | 1 3/32 | 176.00 |
| 48V3000M | M | 2-5 1/2 | C-Arm | 29.8 | 30 | 25/32 | 6 3/4 | 1 3/32 | 224.00 |
| 48V3550M | M | 2-5 1/2 | C-Arm | 35.3 | 35.5 | 25/32 | 6 3/4 | 1 3/32 | 267.00 |
| 48V4000M | M | 2-5 1/2 | C-Arm | 39.8 | 40 | 25/32 | 6 3/4 | 1 3/32 | 310.00 |
| 48V4450M | M | 2-5 1/2 | C-Arm | 44.3 | 44.5 | 25/32 | 6 3/4 | 1 3/32 | 363.00 |
| 48V5300M | M | 2-5 1/2 | C-Arm | 52.8 | 53 | 25/32 | 6 3/4 | 1 3/32 | 437.00 |
| Part No. | Bush | Bore Range | Type | D.D. “8V”Belts | O.D. | E | L | M | Wt.Less Bushing |
| 5 GROOVES, F = 6″ | |||||||||
| 58V1250F | F | 1-1/4 | A-Web | 12.3 | 12.5 | 31/32 | 3 3/4 | 1 9/32 | 82.00 |
| 58V1320F | F | 1-1/4 | A-Web | 13 | 13.2 | 31/32 | 3 3/4 | 1 9/32 | 89.00 |
| 58V1400F | F | 1-1/4 | A-Arm | 13.8 | 14 | 31/32 | 3 3/4 | 1 9/32 | 99.00 |
| 58V1500F | F | 1-1/4 | A-Arm | 14.8 | 15 | 31/32 | 3 3/4 | 1 9/32 | 103.00 |
| 58V1600F | F | 1-1/4 | A-Arm | 15.8 | 16 | 31/32 | 3 3/4 | 1 9/32 | 111.00 |
| 58V1700J | J | 1 1/2 – 4 1/2 | A-Arm | 16.8 | 17 | 9/16 | 4 5/8 | 13/16 | 119.00 |
| 58V1800J | J | 1 1/2 – 4 1/2 | A-Arm | 17.8 | 18 | 9/16 | 4 5/8 | 13/16 | 131.00 |
| 58V1900J | J | 1 1/2 – 4 1/2 | A-Arm | 18.8 | 19 | 9/16 | 4 5/8 | 13/16 | 142.00 |
| 58V2000J | J | 1 1/2 – 4 1/2 | A-Arm | 19.8 | 20 | 9/16 | 4 5/8 | 13/16 | 151.00 |
| 58V2120J | J | 1 1/2 – 4 1/2 | A-Arm | 21 | 21.2 | 9/16 | 4 5/8 | 13/16 | 167.00 |
| 58V2240M | M | 2 – 5 1/2 | B-Arm | 22.2 | 22.4 | 11/32 | 6 3/4 | 1 3/32 | 178.00 |
| 58V2480M | M | 2 – 5 1/2 | B-Arm | 24.6 | 24.8 | 11/32 | 6 3/4 | 1 3/32 | 201.00 |
| 58V3000M | M | 2 – 5 1/2 | B-Arm | 29.8 | 30 | 11/32 | 6 3/4 | 1 3/32 | 243.00 |
| 58V3550M | M | 2 – 5 1/2 | B-Arm | 35.3 | 35.5 | 11/32 | 6 3/4 | 1 3/32 | 278.00 |
| 58V4000M | M | 2 – 5 1/2 | B-Arm | 39.8 | 40 | 11/32 | 6 3/4 | 1 3/32 | 340.00 |
| 58V4450N | N | 2 7/16 – 5 7/8 | C-Arm | 44.3 | 44.5 | 1 1/8 | 8 1/8 | 1 | 418.00 |
| 58V5300N | N | 2 7/16 – 5 7/8 | C-Arm | 52.8 | 53 | 1 1/8 | 8 1/8 | 1 | 496.00 |
| Part No. | Bush | Bore Range | Type | D.D. “8V”Belts | O.D. | E | L | M | Wt.Less Bushing |
| 6 GROOVES, F = 7 1/8″ | |||||||||
| 68V1250F | F | 1-4 | A-Web | 12.3 | 12.5 | 31/32 | 3 3/4 | 2 13/32 | 90.00 |
| 68V1320F | F | 1-4 | A-Web | 13 | 13.2 | 31/32 | 3 3/4 | 2 13/32 | 98.00 |
| 68V1400F | F | 1-4 | A-Arm | 13.8 | 14 | 31/32 | 3 3/4 | 2 13/32 | 112.00 |
| 68V1500J | J | 1 1/2 – 4 1/2 | A-Web | 14.8 | 15 | 1 1/8 | 4 5/8 | 1 3/8 | 123.00 |
| 68V1600J | J | 1 1/2 – 4 1/2 | A-Arm | 15.8 | 16 | 1 1/8 | 4 5/8 | 1 3/8 | 129.00 |
| 68V1700J | J | 1 1/2 “- 4 1/2” | A-Arm | 16.80″ | 17.00″ | 1 1/8″ | 4 5/8″ | 1 3/8″ | 136.00 |
| 68V1800J | J | 1 1/2 – 4 1/2 | A-Arm | 17.8 | 18 | 1 1/8 | 4 5/8 | 1 3/8 | 143.00 |
| 68V1900J | J | 1 1/2 – 4 1/2 | A-Arm | 18.8 | 19 | 1 1/8 | 4 5/8 | 1 3/8 | 157.00 |
| 68V2000M | M | 2 – 5 1/2 | B-Arm | 19.8 | 20 | 1 11/32 | 6 3/4 | 31/32 | 179.00 |
| 68V2120M | M | 2 – 5 1/2 | B-Arm | 21 | 21.2 | 1 11/32 | 6 3/4 | 31/32 | 193.00 |
| 68V2240M | M | 2 – 5 1/2 | B-Arm | 22.2 | 22.4 | 1 11/32 | 6 3/4 | 31/32 | 205.00 |
| 68V2480M | M | 2 – 5 1/2 | A-Arm | 24.6 | 24.8 | 11/32 | 6 3/4 | 1/32 | 235.00 |
| 68V3000M | M | 2 – 5 1/2 | A-Arm | 29.8 | 30 | 11/32 | 6 3/4 | 1/32 | 285.00 |
| 68V3550N | N | 2 7/16 – 5 7/8 | C-Arm | 35.3 | 35.5 | 15/16 | 8 1/8 | 1/16 | 340.00 |
| 68V4000N | N | 2 7/16 – 5 7/8 | C-Arm | 39.8 | 40 | 15/16 | 8 1/8 | 1/16 | 394.00 |
| 68V4450N | N | 2 7/16 – 5 7/8 | C-Arm | 44.3 | 44.5 | 15/16 | 8 1/8 | 1/16 | 489.00 |
| 68V5300N | N | 2 7/16 – 5 7/8 | C-Arm | 52.8 | 53 | 15/16 | 8 1/8 | 1/16 | 584.00 |
| Part No. | Bush | Bore Range | Type | D.D. “8V”Belts | O.D. | E | L | M | Wt.Less Bushing |
| 8 GROOVES, F = 9 3/8″ | |||||||||
| 88V1250J | J | 1 1/2 – 4 1/2 | A-Sol. | 12.3 | 12.5 | 2 1/8 | 4 5/8 | 2 5/8 | 131.00 |
| 88V1320J | J | 1 1/2 – 4 1/2 | A-Sol. | 13 | 13.2 | 2 1/8 | 4 5/8 | 2 5/8 | 160.00 |
| 88V1400J | J | 1 1/2 – 4 1/2 | A-Web | 13.8 | 14 | 2 1/8 | 4 5/8 | 2 5/8 | 175.00 |
| 88V1500J | J | 1 1/2 – 4 1/2 | A-Web | 14.8 | 15 | 2 1/8 | 4 5/8 | 2 5/8 | 186.00 |
| 88V1600J | J | 1 1/2 – 4 1/2 | A-Web | 15.8 | 16 | 2 1/8 | 4 5/8 | 2 5/8 | 210.00 |
| 88V1700M | M | 2 – 5 1/2 | A-Web | 16.8 | 17 | 2 11/32 | 6 3/4 | 9/32 | 221.00 |
| 88V1800M | M | 2 – 5 1/2 | A-Web | 17.8 | 18 | 2 11/32 | 6 3/4 | 9/32 | 235.00 |
| 88V1900M | M | 2 – 5 1/2 | A-Arm | 18.8 | 19 | 2 11/32 | 6 3/4 | 9/32 | 250.00 |
| 88V2000M | M | 2 – 5 1/2 | A-Arm | 19.8 | 20 | 2 11/32 | 6 3/4 | 9/32 | 265.00 |
| 88V2120M | M | 2 – 5 1/2 | A-Arm | 21 | 21.2 | 2 11/32 | 6 3/4 | 9/32 | 280.00 |
| 88V2240M | M | 2 – 5 1/2 | A-Arm | 22.2 | 22.4 | 2 11/32 | 6 3/4 | 9/32 | 295.00 |
| 88V2480N | N | 2 7/16 – 5 7/8 | A-Web | 24.6 | 24.8 | 3/16 | 8 1/8 | 1 1/16 | 320.00 |
| 88V3000N | N | 2 7/16 – 5 7/8 | A-Arm | 29.8 | 30 | 3/16 | 8 1/8 | 1 1/16 | 375.00 |
| 88V3550N | N | 2 7/16 – 5 7/8 | A-Arm | 35.3 | 35.5 | 3/16 | 8 1/8 | 1 1/16 | 442.00 |
| 88V4000N | N | 2 7/16 – 5 7/8 | A-Arm | 39.8 | 40 | 3/16 | 8 1/8 | 1 1/16 | 530.00 |
| 88V4450P | P | 2 15/16 – 7 | B-Arm | 44.3 | 44.5 | 1/4 | 9 3/8 | 1/4 | 610.00 |
| 88V5300P | P | 2 15/16 – 7 | B-Arm | 52.8 | 53 | 1/4 | 9 3/8 | 1/4 | 795.00 |
| 88V6300P | P | 2 15/16 – 7 | B-Arm | 62.8 | 63 | 1/4 | 9 3/8 | 1/4 | 995.00 |
| Part No. | Bush | Bore Range | Type | D.D. “8V”Belts | O.D. | E | L | M | Wt.Less Bushing |
| 10 GROOVES, F = 11 5/8″ | |||||||||
| 108V1250J | J | 1 1/2- 4 1/2 | A-Sol. | 12.3 | 12.5 | 2 1/8 | 4 5/8 | 4 7/8 | 155.00 |
| 108V1320J | J | 1 1/2- 4 1/2 | A-Sol. | 13 | 13.2 | 2 1/8 | 4 5/8 | 4 7/8 | 190.00 |
| 108V1400J | J | 1 1/2- 4 1/2 | A-Sol. | 13.8 | 14 | 2 1/8 | 4 5/8 | 4 7/8 | 210.00 |
| 108V1500M | M | 2- 5 1/2 | A-Sol. | 14.8 | 15 | 2 11/32 | 6 3/4 | 2 17/32 | 266.00 |
| 108V1600M | M | 2- 5 1/2 | A-Web | 15.8 | 16 | 2 11/32 | 6 3/4 | 2 17/32 | 256.00 |
| 108V1700M | M | 2- 5 1/2 | A-Sol. | 16.8 | 17 | 2 11/32 | 6 3/4 | 2 17/32 | 281.00 |
| 108V1800M | M | 2- 5 1/2 | A-Web | 17.8 | 18 | 2 11/32 | 6 3/4 | 2 17/32 | 290.00 |
| 108V1900M | M | 2- 5 1/2 | A-Web | 18.8 | 19 | 2 11/32 | 6 3/4 | 2 17/32 | 301.00 |
| 108V2000M | M | 2- 5 1/2 | A-Web | 19.8 | 20 | 2 11/32 | 6 3/4 | 2 17/32 | 325.00 |
| 108V2120M | M | 2- 5 1/2 | A-Web | 21 | 21.2 | 2 11/32 | 6 3/4 | 2 17/32 | 340.00 |
| 108V2240N | N | 2 7/16- 5 7/8 | A-Web | 22.2 | 22.4 | 3/16 | 8 1/8 | 3 5/16 | 365.00 |
| 108V2480N | N | 2 7/16- 5 7/8 | A-Web | 24.6 | 24.8 | 3/16 | 8 1/8 | 3 5/16 | 390.00 |
| 108V3000N | N | 2 7/16- 5 7/8 | A-Arm | 29.8 | 30 | 3/16 | 8 1/8 | 3 5/16 | 435.00 |
| 108V3550P | P | 2 15/16- 7 | A-Web | 35.3 | 35.5 | 1/4 | 9 3/8 | 2 | 507.00 |
| 108V4000P | P | 2 15/16- 7 | A-Arm | 39.8 | 40 | 1/4 | 9 3/8 | 2 | 615.00 |
| 108V4450P | P | 2 15/16- 7 | A-Web | 44.3 | 44.5 | 1/4 | 9 3/8 | 2 | 710.00 |
| 108V5300P | P | 2 15/16- 7 | A-Arm | 52.8 | 53 | 1/4 | 9 3/8 | 2 | 945.00 |
| Part No. | Bush | Bore Range | Type | D.D. “8V”Belts | O.D. | E | L | M | Wt.Less Bushing |
| 12 GROOVES, F = 13 7/8″ | |||||||||
| 128V1250M | M | 2- 5 1/2 | A-Sol. | 12.3 | 12.5 | 2 11/32 | 6 3/4 | 4 25/32 | 195.00 |
| 128V1320M | M | 2- 5 1/2 | A-Sol. | 13 | 13.2 | 2 11/32 | 6 3/4 | 4 25/32 | 230.00 |
| 128V1400M | M | 2- 5 1/2 | A-Sol. | 13.8 | 14 | 2 11/32 | 6 3/4 | 4 25/32 | 250.00 |
| 128V1500M | M | 2- 5 1/2 | A-Sol. | 14.8 | 15 | 2 11/32 | 6 3/4 | 4 25/32 | 268.00 |
| 128V1600M | M | 2- 5 1/2 | A-Sol. | 15.8 | 16 | 2 11/32 | 6 3/4 | 4 25/32 | 296.00 |
| 128V1700M | M | 2- 5 1/2 | A-Sol. | 16.8 | 17 | 2 11/32 | 6 3/4 | 4 25/32 | 341.00 |
| 128V1800M | M | 2- 5 1/2 | A-Sol. | 17.8 | 18 | 2 11/32 | 6 3/4 | 4 25/32 | 345.00 |
| 128V1900N | N | 2 7/16- 5 7/8 | A-Sol. | 18.8 | 19 | 3/16 | 8 1/8 | 5 9/16 | 352.00 |
| 128V2000N | N | 2 7/16- 5 7/8 | A-Sol. | 19.8 | 20 | 3/16 | 8 1/8 | 5 9/16 | 385.00 |
| 128V2120N | N | 2 7/16- 5 7/8 | A-Sol. | 21 | 21.2 | 3/16 | 8 1/8 | 5 9/16 | 400.00 |
| 128V2240N | N | 2 7/16- 5 7/8 | A-Sol. | 22.2 | 22.4 | 3/16 | 8 1/8 | 5 9/16 | 435.00 |
| 128V2480N | N | 2 7/16- 5 7/8 | A-Sol. | 24.6 | 24.8 | 3/16 | 8 1/8 | 5 9/16 | 460.00 |
| 128V3000P | P | 2 15/16- 7 | A-Web | 29.8 | 30 | 1/4 | 9 3/8 | 4 1/4 | 495.00 |
| 128V3550P | P | 2 15/16- 7 | A-Web | 35.3 | 35.5 | 1/4 | 9 3/8 | 4 1/4 | 572.00 |
| 128V4000P | P | 2 15/16- 7 | A-Web | 39.8 | 40 | 1/4 | 9 3/8 | 4 1/4 | 700.00 |
| 128V4450P | P | 2 15/16- 7 | A-Web | 44.3 | 44.5 | 1/4 | 9 3/8 | 4 1/4 | 825.00 |