This high-quality Pin Feed Roller Spring is specifically engineered for models 1800, 1801, 2200, and 2201. It is compatible with part numbers 302NG08280, 302NG94131, 302NG94130, and 302NG08320, ensuring that you receive the right component for your needs. Designed to function as a crucial part of the MPF SP mechanism, this spring plays a vital role in restoring the feeding function of your equipment. Each unit undergoes thorough testing to ensure it meets operational standards, providing you with peace of mind and reliability. Perfect for those looking to maintain or repair their devices with precision and ease.