US Foundry 159 Round Manhole Frame (20-1/2" Clear Opening)
Price available on request
SKU
USF-159
Current US Foundry 159 gray iron round manhole frame with a clear opening of 20-1/2", 4" frame height, and flange down frame. Quote to confirm fit and availability.
The US Foundry 159 round manhole frame provides a clear opening of 20-1/2", a frame flange diameter of 26-1/2", and a frame height of 4". Its current manufacturer record identifies gray iron construction and lists H-20 as the highest load rating.
Frame geometry includes an opening diameter of 22-3/8", a cover diameter of 22-1/4", and a seat depth of 1-1/2". The frame type is Flange Down; request a quote through Drainage Connect to confirm the compatible cover, project configuration, and current availability.
- Current catalog number 159
- Clear opening diameter 20-1/2"; cover diameter 22-1/4"
- Frame flange diameter 26-1/2"; frame opening diameter 22-3/8"
- Frame height 4"; seat depth 1-1/2"
- Gray Iron construction; Flange Down frame type
- Highest load rating H-20
- Bolted provision; gasket provision
Specification note: Specifications are limited to the exact current manufacturer record. Drainage Connect will confirm fit, configuration, and availability when quoting.
| Brand | US Foundry |
|---|---|
| Part Number | 159 |
| Length | 26-1/2" |
| Width | 26-1/2" |
| Height | 4" |
| Material | Gray Iron |
| Ratings and Standards | Highest load rating: H-20 |
| Type | Round Manhole Frame |
| Size | 20-1/2" Clear Opening |
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