Peterson Fluid Systems short spline-drive flat cap includes a 3.500 in. washer and a .50 in. spline length cap; the cap and washer assembly is intended for spline-drive pulley hubs requiring a short spline engagement. Machined from durable materials, the driver cap ships with the specified 3.500 in. washer to ensure correct fit and spacing in compatible spline-drive systems.
Peterson Fluid Systems Driver Washer Cap 3.500