553-20 - check valve Johnston VT/VS 650 with Stop valve Pneumatic cylinder 1/8x6 two-piece angled 90° Product code: 553-20 Manufacturer's symbol: 09598716-0 - 553-20 Request quote 540-7 - Adapter 6mm x 1/4" BSPT - Johnston 5688-1 - Rubber disc 6" (152 M) Johnston VT/VS