FS-520 Series
Cap
| Piper Part Number | Short Description | Alternate # | SAE# | O.D. | Thread A | Dim B | Hex C | Dim D |
| FS-520-04 | 04 CAP ASSEMBLY INSERT & NUT | FS0304-C-04 | 520112-04 | 0.25 | 9/16-18 | 0.66 | 0.69 | 0.58 |
| FS-520-06 | 06 CAP ASSEMBLY INSERT & NUT | FS0304-C-06 | 520112-06 | 0.38 | 11/16-16 | 0.75 | 0.81 | 0.67 |
| FS-520-08 | 08 CAP ASSEMBLY INSERT & NUT | FS0304-C-08 | 520112-08 | 0.50 | 13/16-16 | 0.90 | 0.94 | 0.83 |
| FS-520-10 | 10 CAP ASSEMBLY INSERT & NUT | FS0304-C-10 | 520112-10 | 0.63 | 1-14 | 1.00 | 1.12 | 0.93 |
| FS-520-12 | 12 CAP ASSEMBLY INSERT & NUT | FS0304-C-12 | 520112-12 | 0.75 | 1-3/16-12 | 1.10 | 1.38 | 1.02 |
| FS-520-16 | 16 CAP ASSEMBLY INSERT & NUT | FS0304-C-16 | 520112-16 | 1.00 | 1-7/16-12 | 1.17 | 1.62 | 1.10 |
| FS-520-20 | 20 CAP ASSEMBLY INSERT & NUT | FS0304-C-20 | 520112-20 | 1.25 | 1-11/16-12 | 1.17 | 1.88 | 1.10 |
| FS-520-24 | 24 CAP ASSEMBLY INSERT & NUT | FS0304-C-24 | 520112-24 | 1.50 | 2-12 | 1.17 | 2.25 | 1.10 |
Design and Dimension Subject to Change Without Notice.