Round head
Countersunk head
Raised countersunk head
Cheese
Low cheese head
Raised cheese
Cheese with hole
Small plain washer
Plain washer
Large plain washer
Spring washer
Ex-teeth serrated washer
Conical spring washers
In-teeth washer
Ex-teeth CSK washers
Ex-teeth washer
Curved spring lock washer
Wave spring washer
DIN 6900-1-1990
Pan head screws with type H cross recess and small plain washer assemblies
JIS B1188-1-1995
Cross recessed pan head screw and small plain washer assemblies-Table 1
JIS B1188-1-2006
Cross recessed pan head screw and small plain washer assemblies-Table 1
JIS B1188-1-2017
Cross recessed pan head screw and small plain washer assemblies-Table 1
GB/T 9074.4-1988
Cross recessed pan head screws,small plain and spring washers assemblies
GB/T 9074.5-2004
Cross recessed small pan head screw and small plain washer assemblies
GB/T 9074.8G-1988
Cross recessed small pan head screw, small plain and spring washer assemblies
