Drilling

Hole diameter and hole spacing

Rail type	Hole spacing [mm]	Hole diameter [mm]	Notes
a/b/c/h	D
R 65	46/165/165/78.50	33
UIC 60	46/165/--/76.25	33
S 60 s	46/165/-- /77.86	33
S 64	56/120/160/74.50	33
S 54	46/165/--/64.00	33
S 49	46/165 /--/62.50	33
S 41	46/165/-- /59.50	33
UIC 60	68/165/ -- /76.25	30	Reinforced
S 54	68/165/--/64.00	30	Insulated joint
S 49	68/165/--/62.50	30
R 65	68/165/--/78.50	30	Insulated joint
S 49	48/165/165/62.50	33
UIC 60	46/165/--/76.25	30	Insulated joint
S 54	46/165/--/64.00	30
S 49	46/165/--/62.50	30
R 65	68/165/--/78.50	30
S 60 s	46/165/--/77.86	30