3/16 x 1-3/4 Inch Machine Key, Replacement for Hillman 2161 10-Pack

Keep your mechanical repair and maintenance projects running smoothly with these 3/16" x 1-3/4" square machine keys. Designed for use with compatible keyway systems, these shaft keys provide a secure connection between rotating components such as shafts, hubs, pulleys, couplings, and gears. Made from durable steel with a zinc-plated finish, these machine keys offer reliable strength and helps protect against rust and corrosion during everyday maintenance applications. The precise square design allows for proper alignment and engagement in compatible mechanical assemblies. These replacement machine keys are suitable for a variety of applications, including equipment repair, power transmission components, motor assemblies, drive systems, and general mechanical maintenance. The 10-piece pack provides convenient spare parts for workshops, repair professionals, and DIY users.

• 【PRECISION 3/16" x 1-3/4" MACHINE KEY】 Accurately sized 3/16" x 1-3/4" square key stock designed for standard keyways, helping create a secure connection between shafts, hubs, pulleys, and other mechanical components.
• 【DURABLE ZINC PLATED STEEL MATERIAL】 Made from durable steel with a protective zinc plated finish, these shaft keys provide reliable strength and corrosion resistance for maintenance and repair applications.
• 【RELIABLE SHAFT & HUB CONNECTION】 Designed for use in mechanical assemblies requiring machine keys, including motors, drive shafts, couplings, pulleys, gears, and other power transmission components.
• 【COMPATIBLE REPLACEMENT APPLICATION】 Replacement for Hillman 2161 specifications, suitable for compatible equipment requiring 3/16" x 1-3/4" machine key stock for repair and maintenance needs.
• 【10 PACK VALUE SET】 Includes 10 pieces of square machine keys, providing convenient spare parts for workshops, mechanics, maintenance projects, and DIY users.