Nut, Polypropylene Natural, Compatible with Grainger Part Number 2CAP5, 2UV60, 5U668, 5XA57, 5XA58, 5XA59, 5XA63, Compatible with Manufacturer Model Number 66605J-322, 66605J-344, 66605J-388, PD05P-ARS-PAA-B, PD05P-ARS-PGG-B, PD05P-ARS-PTT-B, PD05P-ARS-PUU-B, PD07P-APS-PAA-G, PD07P-APS-PTT, Product Type Nut, Polypropylene Natural, Compatible with Brand ARO