Inch series3 standards14 specification pages
5/8-11 Fasteners
Every 5/8-11 screw, bolt and nut in the database. 5/8-11 has a nominal major diameter of 0.625 in, threaded 11 tpi to the UNC series, across 3 standards. Rivets are not on this page: they carry no thread, so they are indexed by shank diameter rather than by size designation.
Nominal Ø0.625 in
Threads per inch11 tpi
Pitch Ø0.5661 in
Tap drill0.5341 in
5/8-11 thread dimensions
Full thread page- Designation
- 5/8-11 UNC
- Major diameter
- 0.625 in
- Threads per inch
- 11 tpi
- Pitch diameter
- 0.5661 in
- Minor diameter — external
- 0.5134 in
- Minor diameter — internal
- 0.5268 in
- Tap drill size
- Ø 0.5341 in
5/8-11 Bolts
7 pagesASME B18.2.1Hex Head Cap Screw — Inch Series
5/8-11 Screws
6 pagesASME B18.3Socket Head Cap Screw — Inch Series
5/8-11 Nuts
1 pagesASME B18.2.2Hex Nut — Inch Series