sourcingmap 100mm Length Cast Steel Air Compressor Valve Plate Fitting Set 3 in 1

• Product Name: Air Compressor Valve Plate Set; Package Content: 3 in 1 x Air Compressor Valve Plate
• Weight: 12g; Color: Silver Tone
• Material: Steel; Big Valve Plate Size: 100 x 18mm/4'' x 0.71''(L*W)
• Small Valve Plate Size: 45 x 18mm/1.8'' x 0.71''(L*W); Big Valve Plate Hole Size: 4 x 13mm/0.16'' x 0.51''(D*Distance)
• Small Valve Plate Hole Size: 4 x 7mm/0.16'' x 0.28''(D*Distance)

They allows Less-Than-Perfect mating surfaces on machine parts where they can fill irregularities. It has a good sealing effect for the machine oil, cooling water or cylinders internal gas.