This is a Volvo OEM screw / fastener part number for Volvo Construction Equipment or Volvo Trucks. Exact screw type and fitment require the vehicle/machine application (e.g., EC210 excavator cab...
"Listed as a Volvo washer / flat metal washer part. Official Volvo OEM pricing and exact dimensions are not listed publicly. However, washers of this style are typically simple flat washers."