1221 Series
Male Pipe-Female Pipe Run Tee
| Piper Part Number | Short Description | Alternate # | SAE# | Thread A | Thread B | Thread C | Dim D | Dim E | Dim F |
| 1221-02-02-02 | 02FP-02MP-02MP TEE | 5603-02-02-02 | (NON STANDARD) | 1/8-27 | 1/8-27 | 1/8-27 | 0.66 | 0.78 | 0.78 |
| 1221-04-04-04 | 04FP-04MP-04MP TEE | 5603-04-04-04 | (NON STANDARD) | 1/4-18 | 1/4-18 | 1/4-18 | 0.88 | 1.09 | 1.09 |
| 1221-06-06-06 | 06FP-06MP-06MP TEE | 5603-06-06-06 | (NON STANDARD) | 3/8-18 | 3/8-18 | 3/8-18 | 1.02 | 1.22 | 1.22 |
| 1221-08-08-08 | 08FP-08MP-08MP TEE | 5603-08-08-08 | (NON STANDARD) | 1/2-14 | 1/2-14 | 1/2-14 | 1.23 | 1.47 | 1.47 |
| 1221-12-12-12 | 12FP-12MP-12MP TEE | 5603-12-12-12 | (NON STANDARD) | 3/4-14 | 3/4-14 | 3/4-14 | 1.36 | 1.59 | 1.59 |
| 1221-16-16-16 | 16FP-16MP-16MP TEE | 5603-16-16-16 | (NON STANDARD) | 1-11 1/2 | 1-11 1/2 | 1-11 1/2 | 1.62 | 1.97 | 1.97 |
Design and Dimension Subject to Change Without Notice.