LAPP SKINTOP ST-M 20x1.5 plastic cable gland, code 53111020. Polyamide 6 body with metric M20×1.5 thread, cable OD range 7-13 mm. IP68 rated (5 bar water pressure). Applications: control cabinet cable entries, marine equipment, general industrial where a non-metallic gland is required (weight, RF, or galvanic-isolation reasons). See our cable gland selection guide for the full range and Ex/ATEX variants.