# Hamilton

**Manufacturer:** Hamilton  
**MPN:** `R-FMK-63HMB`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Hamilton |
| Manufacturer name | Hamilton |
| Manufacturer | Hamilton |
| DimensionUnit | inch |
| GraingerSku | 55GZ78 |
| Extra Product Name | Hamilton |
| UnitOfMeasure | EA |
| Weight | 21 |
| WeightUnit | lbs |
| cali_prop65_orglabel | False |
| cali_prop65_whtlabel | False |
| countryOfOrigin | US |
| extendedLead | 20 |
| extendedQty | -2 |
| height | 6 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 10 |
| moq | 1 |
| MPN | R-FMK-63HMB |
| multiple | 1 |
| qtyInStock | 0 |
| qtyInStockOverride | Drop Ship |
| SKU | G9075234 |
| tierMinQty1 | 1 |
| tierPrice1 | 291.71 |
| url | https://www.zoro.com/hamilton-plate-caster-1000-lb-load-rating-r-fmk-63hmb/i/G9075234/ |
| width | 10 |
| Caster Sub-Type | Rigid |
| Load Rating | 1000 lb |
| Number of Wheels | 1 |
| Wheel Dia | 6 in |
| Wheel Width | 3 in |
| Caster Frame Material | Steel |
| Tread Shape | Standard |
| Outside Bolt Hole Spacing | 3-3/8 in x 5-1/4 in |
| Wheel/Tread Hardness | 188 BHN |
| Wheel Type | Flat-Free |
| With Toe Plate | No |
| Frame Color | Black |
| Mounting Plate Size | 4 1/2 in x 6 1/2 in |
| NSF Listed | No |
| Mounting Plate Thickness | 5/16 in |
| Includes Thread Guards | No |
| Caster Mounting Type | Plate |
| Tread | Flat |
| Wheel/Tread Material | Cast Iron |
| Wheel/Tread Hardness Rating | Extra Hard |
| Tire Style | Tubeless |
| For Surface Type | Concrete |
| Wheel Bearing Type | Precision Ball |
| Swivel Construction | Kingpinless |
| Swivel Lock Type | No Lock Included |
| Standards | ICWM |
| Swivel Lead | 1 3/4 in |
| Wheel Core Material | Cast Iron |
| Mounting Height | 7 1/2 in |
| Application | Aerospace Tooling, All Purpose Industrial/Commercial Casters, Automotive Assembly Lines, Body Dolly Carts, Chassis Rack Carts, Engine Dollies, Material Carts |
| Inside Bolt Hole Spacing | 2-7/16 in x 4-15/16 in |
| Caster Product Group | Rigid Caster |
| Load Rating Range | 1000 to 2999 lb |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G9075234 | 291.71 | 1 | None | 1 |
| Grainger | 55GZ78 |  |  | None | 1 |

---
Structured data: `/python/html6/product/500/47000000/47474000/part_--RFMK63HMB---Hamilton--508210423a.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp