The Fragola -4AN aluminum crush washer 10-pack includes ten aluminum crush-style washers sized for -4AN fittings. These washers are used to form a sealing interface between AN fittings and mating parts during assembly or maintenance of fluid lines. The ten-piece pack supplies spares for routine service and replacement when disassembling or reassembling connections.
Fragola -4AN Alum. Crush Washer -AN-901 10 Pack