Retaining Pin, Compatible Grainger Part Number 1VXG8, 3FE64, 3Z987, 4CPC4, Compatible Mfr. Model No. 15682, 15722, 41855, 67182, Compatible Threader Series 300, Product Type Retaining Pin, Fits Brand Ridgid, For Use With 300 Compact Pipe and Bolt Threading Machine, 300/300A Power Drive, Impact Rated No