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Loft Blocks, Underhung - 19 Series
Underhung Loft Block
200-10819C25R
200-10819C25R
- Underhung style, supported by a single structural beam
- Nylon or ASTM Class 30 grey iron sheaves
- Sealed precision ball bearings (Single line 8" nominal sheave only) or tapered roller bearings
- 10 gauge side plates.
- 3/4" drawbolt and steel clip allow a 4" grip adjustment to accommodate a range of beam sizes.
- A minimum of three spacers between the side plates; to prevent cables from escaping the sheave grooves.
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Sheave Diam. |
Lines | Bearings | Cast
Iron Prod. Code |
RWL | Wt. |
Nylon Prod. Code |
RWL | Wt. | ||
| Cable Blocks | ||||||||||
| 8-1/2" | 1 | 17mm BB | 200-10819C25R | 500 lb | 14 lb | 200-10819N25R | 500 lb | 9 lb | ||
| 8-1/2" | 2 | 17mm BB | 200-20819C25R | 500 lb | 14 lb | 200-20819N25R | 500 lb | 10 lb | ||
| 8-1/2" | 1 | 17mm BB | 200-10819C25RT | 500 lb | 14 lb | 200-10819N25RT | 500 lb | 9 lb | ||
| 8-1/2" | 2 | 17mm BB | 200-20819C25RT | 500 lb | 14 lb | 200-20819N25RT | 500 lb | 10 lb | ||
| 8-1/2" | 4 | 1" TRB | 200-40819C25R | 700 lb | 34 lb | 200-40819N25R | 700 lb | 25 lb | ||
| 12"* | 8 | 1" TRB | 200-80819C25R | 700 lb | 44 lb | 200-80819N25R | 700 lb | 28 lb | ||
| 12" Note A | 1 | 1" TRB | 200-11219C25R | 675 lb | 47 lb | - | - | - | ||
| Cable Blocks (3/16" cable) | - | - | - | - | - | - | ||||
| 8-1/2" | 1 | 17mm BB | - | - | - | 200-10819N19R | 500 lb | 9 lb | ||
| 8-1/2" | 1 | 17mm TRB | - | - | - | 200-10819N19RT | 500 lb | 9 lb | ||
| 8-1/2" | 8 | 1" TRB | - | - | - | 200-80819N19R | 700 lb | 28 lb | ||
| Rope Blocks | ||||||||||
| 8" | 1 | 17mm BB | 200-10819C75R | 300 lb | 14 lb | 200-10819N75R | 300 lb | 9 lb | ||
| 8" | 1 | 17mm TRB | 200-10819C75RT | 300 lb | 14 lb | 200-10819N75RT | 300 lb | 9 lb | ||
*AVAILABLE FOR 1/4" OR 3/8" CABLE, SPECIFY."
| 19 Series blocks grip the bottom flanges of beams. Blocks have a 3/8" throat with a grip range of 4" - 9". Change the suffix from "R" to "U" for a 3/4" throat with a 4-1/8" - 10" grip range. |
| To add Idlers to 8" Underhung Blocks -- Change last letter to "I3" or "I6" to indicate 3 or 6 idler grooves. |
| RWL: RWL is maximum load that can be applied to a block which is in "like new" condition and has been properly installed, maintained and operated. |
