The Parker CPI / A-LOK Plug (FNZ / BLP) is a plug for plugging open ended CPI / A-LOK fitting ends. It comes in 14 sizes from 1/16" to 2".
| Type | Plug: plugs open ended CPI / A-LOK fitting ends |
| Part Numbers | CPI 1 FNZ, A-LOK 1BLP1 ~ CPI 32 FNZ, A-LOK 32BLP32 |
| Material | 316 stainless steel (heat code traceable) is standard / Other materials: steel, brass, aluminum, nickel-copper, Hastelloy C, Alloy 600, titanium, 6Mo, Incoloy 625 and 825 |
| Material Codes | Material code added to the end of the part number after a hyphen: B brass / SS or 316 = 316 stainless steel / S steel / A aluminum / M Alloy 400 / HC Hastelloy C-276 / IN Alloy 600 / SS20 Carpenter 20 / 6MO 6Mo / 625 / 825 / T titanium |
| Assembly | Wrench tighten only 1/4 turn from the finger tight position; the assembly includes a machined ferrule with lock ring |
| Sizes (inches): tube O.D., thread size by CPI Part Number (A-LOK Part Number) | 1 FNZ (1BLP1): tube 1/16", thread size 10-32 / 2 FNZ (2BLP2): tube 1/8", thread size 5/16-20 / 3 FNZ (3BLP3): tube 3/16", thread size 3/8-20 / 4 FNZ (4BLP4): tube 1/4", thread size 7/16-20 / 5 FNZ (5BLP5): tube 5/16", thread size 1/2-20 / 6 FNZ (6BLP6): tube 3/8", thread size 9/16-20 / 8 FNZ (8BLP8): tube 1/2", thread size 3/4-20 / 10 FNZ (10BLP10): tube 5/8", thread size 7/8-20 / 12 FNZ (12BLP12): tube 3/4", thread size 1-20 / 14 FNZ (14BLP14): tube 7/8", thread size 1-1/8-20 / 16 FNZ (16BLP16): tube 1", thread size 1-5/16-20 / 20 FNZ (20BLP20): tube 1-1/4", thread size 1-5/8-20 / 24 FNZ (24BLP24): tube 1-1/2", thread size 1-15/16-20 / 32 FNZ (32BLP32): tube 2", thread size 2-5/8-20 |