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ND NJ NYD series One Way Cam Backstops Hold Back Clutch
Description of ND NJ NYD series One way cam backstops hold back clutch
NYD series Backstop Clutch is a kind of low-speed plugging decive , its structure is compact , light weight , reliable wedge, relief operation without blinding, installer, installation accuracy is not high. The non-return device id conveying equipment in a safe protection device . Apply to dry belt conveyor , bucket lift helicopters. The scraper conveyor and other requirements have a non-return device.
Features of backstop for conveyor
ND NJ NYD backstop is kind of low - speed plugging device, its structure is compact, light weight, reliabale wedge, relif operation without binding, installer.
It is primarily apply to belt conveyor, bucket lift helicopters, etc.
Parameter of backstop for conveyor :
| Torque Capacity (N·m) | Max Rotation Speed | ID | OD | Length | ||
| Model | Inner race r/min | Outer race r/min | H7 (mm) | h7(mm) | (mm) | |
| NYD 95 | 8000 | 150 | 0 | 80~95 | 230 | 110 |
| NYD 110 | 11000 | 150 | 0 | 90~110 | 270 | 110 |
| NYD 135 | 16000 | 100 | 0 | 100~130 | 320 | 130 |
| NYD 160 | 25000 | 100 | 0 | 120~160 | 360 | 140 |
| NYD 200 | 38000 | 100 | 0 | 160~200 | 430 | 160 |
| NYD 220 | 50000 | 80 | 0 | 160~220 | 500 | 230 |
| NYD 250 | 90000 | 50 | 0 | 180~250 | 600 | 290 |
| NYD 270 | 125000 | 50 | 0 | 200~270 | 650 | 290 |
| NYD 300 | 180000 | 50 | 0 | 230~300 | 780 | 290 |
| NYD 320 | 270000 | 50 | 0 | 250~320 | 850 | 320 |
| NYD 350 | 320000 | 50 | 0 | 250~350 | 930 | 360 |
| NYD 425 | 520000 | 50 | 0 | 320~420 | 1030 | 450 |
| NYD 450 | 700000 | 50 | 0 | 350~450 | 1090 | 480 |
Lubrication
NYD95-135 are delivered with grease, no need more maintenance; NYD160-450 use oil lubrication, need to be changed every two years. When adding oil, loosen the outer race rings, open the bottom oil hole bolt, let the oil out, then add oil by ring hole.