50
What is the ansi pitch (in) for 50?
For 50, ansi pitch (in) is 0.625; ansi roller diameter (in) is 0.400; ansi width between roller link plates (in) is 0.375; iso 606 a-series number (same chain) is 10A; bs/din b-series chain of the same pitch is 10B, recorded from its source on 2026-09-01; source re-checked 2026-09-16.
P Roll dia. W T H h D 50 0.625 0.400 0.375 0.080 0.591 0.512 0.200
— ustsubaki.com, retrieved 2026-09-01
- ANSI chain number
- 50 our reading
- ANSI pitch (in)
- 0.625 verified
- ANSI roller diameter (in)
- 0.400 verified
- ANSI width between roller link plates (in)
- 0.375 verified
- ISO 606 A-series number (same chain)
- 10A verified
- BS/DIN B-series chain of the same pitch
- 10B our reading
- BS/DIN pitch (in)
- 0.625 verified
- BS/DIN roller diameter (in)
- 0.400 verified
- BS/DIN width between roller link plates (in)
- 0.380 verified
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
Where each value comes from
This source states these in separate places, so each value is shown with the passage that states it.
ISO 606 A-series number (same chain)
5/8 x 3/8 50 10A 15.875 9.4 13.8 10.16 5.08 4.1 15 22,200 20.5 38.7 56.8 19.4 37.5 19.4
BS/DIN B-series chain of the same pitch, BS/DIN pitch (in), BS/DIN roller diameter (in) and BS/DIN width between roller link plates (in)
RS10BRB 10B 0.625 0.400 0.380
— all from ustsubaki.com, retrieved 2026-09-01
Sources
- ustsubaki.comhttps://www.ustsubaki.com/wp-content/uploads/tsubaki-roller-chain-catalog-compressed.pdf
- ametric.comhttps://www.ametric.com/images/document/chains-roller.pdf