Thomas & Betts LLPA-17A.50 PMA Smart Line Flexible Conduit Brand: Thomas & Betts. Part Number: LLPA-17A.50. PMA Smart Line Flexible Conduit, Fine Profile Medium Wall, Series: PA Series, NW17, 0.64 in Inside Dia, 0.83 in Outside Dia, 50 m Length, 40 mm Bend Radius, Very High Flexibility, -40 to 105 deg C, Nylon 6/Polyamide, Black. Additional Description: TB -LLPA-17A.50 (N) COND PA6 NW17 FINE MDUTY BLK 50M 1 REEL=50 METERS. Catalog Description: Fine Profile Medium-Wall Very Flexible Black Conduit, (LLPA) Material - Polyamide 6, Conduit Size NW - 17, 50 Meters..