Seal Plate O-ring

The Winters Seal Plate O-ring (part number 7413) is a precision rubber seal component engineered for quick-change pinion assemblies used in firearms maintenance and mechanical applications. This O-ring functions as a critical sealing element that prevents fluid leakage and contamination in high-pressure environments, making it essential for operators and armorers who depend on reliable pinion performance during field operations or maintenance cycles.

Manufactured by Winters, a recognized supplier of precision mechanical components, this seal plate O-ring is constructed from durable rubber material sized at 2.7 x 0.65 x 2.85 inches. The compact weight of 0.01 lbs reflects its lightweight design, making it practical for field kits and replacement inventories. As a wear item, O-rings require periodic replacement to maintain the integrity of quick-change pinion systems, where repeated engagement and disengagement can degrade the seal over time. This specific O-ring is engineered to standard specifications that ensure proper fit and function when installed in Winters quick-change assemblies.

Technicians, armorers, and equipment operators who maintain or service firearms with quick-change pinion systems depend on genuine replacement seals to prevent failures during critical use. Whether you're conducting scheduled maintenance, repairing a leaking seal plate, or building a comprehensive parts inventory, the Winters 7413 O-ring delivers the precision fit and material quality needed for reliable system performance. Keep spare O-rings on hand to minimize downtime and ensure your equipment remains field-ready.