National pipe threads in accordance with ANSI/ASME B1.20.1. Fittings are right-hand threaded. The fittings have a general conformance with dimensional standard MIL-DTL-52618-E. Fittings are random tested at 120 pounds of air pressure under water, for a normal surface condition rating of 150 pounds of pressure. Individual fittings are not marked with alloy or pressure data. Fittings are not anodized. Note: Extra-heavy couplings cannot be tested or certified for pressure rating
| Latrobe Foundry Machine & Supply Co. | |
|---|---|
| Product Category | Pipe Fittings |
| Product Name | 4" x 3" Coupling, Reducing Bell |
| Fitting Type | Reducer Fitting; Coupling Fitting |
