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NEXEN 827818
#827818
On request
S-450A Tension Control Brake - Open Design, Air Engaged, Release Spring, Straight Bore Type, 1.1250 in Bore, 374 in-lb Dynamic Torque Capacity
Price on request — a consultant will confirm lead time and terms.
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NEXEN — NEXEN 827818
- High thermal output and torque ratings of the advanced series make these units ideal for demanding tension operations
- Full range of sizes to meet all unique specification requirements
- Advanced series offers both straight bore hubs or tapered bores for QD bushing mounting
- Models are available with standard, low coefficient (Loco) or ultra Loco friction facings to meet all torque requirements
Specifications
| Brand | NEXEN |
| Category | PNEUMATIC TENSION CONTROL BRAKES |
| Open or enclosed design | Open |
| Brake peak thermal input rate | 11 hp |
| Engagement/release | Air/Spring |
| Maximum pressure | 80 psi |
| Bore type | Straight |
| Minimum engagement pressure | 3 psi |
| Bore style | Bore to Size - with Straight Bushing Options |
| Brake response factor | 0.090 |
| Bore size/range | 1.125 in |
| Brake air chamber volume when new | 0.629 in³ |
| Maximum rpm | 1800 rpm |
| Brake air chamber volume when worn out | 1.422 in³ |
| Maximum brake continuous thermal dissipation | 1.9 hp |
| Engagement | Air |
| Finish | Black Oxide |
| Release | Spring |
| Mounting configuration | Shaft Mounted |
| Ratings | CE, and RoHS |
| Brake series | S-450A |
| Rebuild kits | 818910 |
| Bushing type & range | Straight Bushed - 0.0000 to 1.0000 in |
| Facing kit | 818971 |
| Port size | 1/4 NPT |
| Guards | 817700 |
| Function | Tensioning |
| Torque pin bracket | 819900 |
| Brake facing type | Standard Coefficient |
| Optional bushings | 819200 (.7500"), 819300 (.8750"), 819400 (1.0000"), 820000 (Blank Bore) |
| Maximum dynamic torque capacity | 374 in-lbs |
| Controllers | 964356, 964354, 912123, 912145, 964520, 964522, 964531, 964535, 964260 |
| Shaft inertia | 4.74 lb/in² |
| Control accessories | 854000 (Single Stage Control Panel), 939101 (Control Filter), 940001 (Regulator), 944901 (3 Way Valve) |
| Overall length | 2.51 in |
| Additional details | Low Cost Air Cooled Brake, for narrow range tension control applications. 1.1250" shaft is standard but optional straight bushings are available if needed that allow for easy conversion to smaller shaft sizes. |
| Overall diameter | 5.94 in |
| Manufacturer product page | http://www.nexengroup.com/nxn/products/details/id/827818 |
| Brake facing edge color code | Red |
| Approximate brake facing life | 230 hp/hr |
| Brake facing effective area | 11.9 in² |
| Manufacturer replacement parts list | http://www.nexengroup.com/nxn/newin/index/parts-list/id/827818 |
| Brake heat sink capacity | 52729 ft-lbs |
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