The Parker CPI / A-LOK Drop Size Elbow (EBZ / ELZ) joins two fractional tubes of different outer diameters at a right angle. It comes in 18 size combinations with tube outer diameters from 1/8" to 1". CPI uses a single ferrule and A-LOK a double ferrule.
| Type | Drop size elbow: joins two tubes of different outer diameters at a right angle |
| Part Numbers | CPI 3-2 EBZ, A-LOK 3-2 ELZ ~ CPI 16-12 EBZ, A-LOK 16-12 ELZ |
| Size Numbers | Size numbers in the part number are in sixteenths of an inch (for example 1/2" tube = 8) |
| Connection Method | CPI: single ferrule / A-LOK: double ferrule |
| 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 |
| Sizes (inches): Tube O.D. by CPI Part Number (A-LOK Part Number) | 3-2 EBZ (3-2 ELZ): tube O.D. 3/16" x 1/8" / 4-2 EBZ (4-2 ELZ): tube O.D. 1/4" x 1/8" / 5-2 EBZ (5-2 ELZ): tube O.D. 5/16" x 1/8" / 5-4 EBZ (5-4 ELZ): tube O.D. 5/16" x 1/4" / 6-2 EBZ (6-2 ELZ): tube O.D. 3/8" x 1/8" / 6-4 EBZ (6-4 ELZ): tube O.D. 3/8" x 1/4" / 6-5 EBZ (6-5 ELZ): tube O.D. 3/8" x 5/16" / 8-4 EBZ (8-4 ELZ): tube O.D. 1/2" x 1/4" / 8-5 EBZ (8-5 ELZ): tube O.D. 1/2" x 5/16" / 8-6 EBZ (8-6 ELZ): tube O.D. 1/2" x 3/8" / 10-6 EBZ (10-6 ELZ): tube O.D. 5/8" x 3/8" / 10-8 EBZ (10-8 ELZ): tube O.D. 5/8" x 1/2" / 12-4 EBZ (12-4 ELZ): tube O.D. 3/4" x 1/4" / 12-6 EBZ (12-6 ELZ): tube O.D. 3/4" x 3/8" / 12-8 EBZ (12-8 ELZ): tube O.D. 3/4" x 1/2" / 14-4 EBZ (14-4 ELZ): tube O.D. 7/8" x 1/4" / 16-8 EBZ (16-8 ELZ): tube O.D. 1" x 1/2" / 16-12 EBZ (16-12 ELZ): tube O.D. 1" x 3/4" |