Smith and Wesson Side Plate Screw Round Head Stainless Steel for 640

The Smith & Wesson SIDE PLATE SCREW, ROUND HEAD, SS for the 640 is a precision-crafted stainless steel fastener designed to preserve the function and fit of your Smith & Wesson 640 revolver, offering corrosion resistance and long-term durability for frequent range use or field duty. Its round head profile provides smooth mating with the side plate for straightforward installation and reduced snag risk, while the stainless construction resists pitting and wear from solvents and outdoor exposure, helping maintain consistent lockup and alignment of internal components. Ideal for gunsmiths, hunters, and range enthusiasts maintaining a compact revolver, this screw supports secure fastening under recoil and repeated cycling so the side plate stays properly seated during operation, contributing to reliable timing and trigger performance. Use this OEM Smith & Wesson replacement part during routine maintenance or rebuilds to restore factory fitment and extend service life of your 640, ensuring dependable performance when you need it most.