Hex Socket Head Cap Screws with Captive Washer and Ventilation Hole The ventilation hole easily releases gas trapped in the screw holes of equipment and machines, and supports vacuum drawing of vacuum devices. Flat washers and spring washers are captive, therefore prevent separation from screws. It is unnecessary to assemble washers. It simplifies work when wearing gloves in a clean room. Application Vacuum devices, vacuum chambers, FPD production equipment, semiconductor devices, and electron microscopes Please feel free to contact us for a quotation.
Технические характеристики
CharacteristicsApplicationsfastening, vent, joiningHeadsocket headDrive typehex socketMaterialsstainless steelOther characteristicswith ventilation hole, with captive safety washer, for vacuumDiameter
Max.: 12 mm (0.47 in)
Min.: 3 mm (0.12 in)
Length
Max.: 50 mm (1.97 in)
Min.: 5 mm (0.2 in)
Batch size
5 unit, 10 unit, 20 unit
