CONNECTOR:TYPE: TEST COUPLING WITH BALL CHECK SIZE: PORT CONNECTION: G1/2 APPLICATION: OIL SAMPLES FROM ENGINESTEXT:OTHER SPECIFICATIONS. WORKING PRESSURE: 400 BARS MATERIAL: STEEL ZINC/NICKEL-PLATED BALL: STAINLESS STEELSEAL MATERIAL: BUNA NSEAL TYPE: ELASTOMERIC SEALING TYPE CPROTECTION CAP: KNURLED. PART NO. SMK-20-G1/2-B-C-W3SUITABLE FOR VACCUM EXTRACTION PUMPS AND OIL SAMPLING FROM ENGINESMANUFACTURER. STAUFF(QTY DECLARED NOS)