| 4NM-0808 | Series 4 Tail x NPT M - 1/2 x 1/2 |
| 4NM-1212 | Series 4 Tail x NPT M - 3/4 x 3/4 |
| 4NM-1616 | Series 4 Tail x NPT M - 1 x 1 |
| 4NM-2020 | Series 4 Tail x NPT M - 1-1/4 x 1-1/4 |
| 4NM-2424 | Series 4 Tail x NPT M - 1-1/2 x 1-1/2 |
| 4NM-3232 | Series 4 Tail x NPT M - 2 x 2 |