PORTER-CABLE Finishing Guns for sale | In Stock | eBay- porter cable finish nailer fn250c parts ,Porter Cable FN250C Finish Nailer works good!! $30.00. $22.99 shipping. USED Parts Only. PC FN250SB. $19.00. $15.50 shipping.Porter Cable FN250A Finish Nailer PartsDiagram and Parts list for your Porter Cable FN250A Finish Nailer. Items 1 to 100 of 107 total. 883827 Porter-Cable SPRING WASHER 883827 Repair your tool now with this Porter-Cable SPRING WASHER 883827. We offer the complete line of Porter-Cable replacement parts to keep your Porter-Cable powertoolskicking. 0.0000 883827. Discontinued.