Bear Equipment manufactures custom snatch blocks to the exact application needs and specifications of our customers. A customer needed to improve on existing snatch blocks that they had been using previously. They sent in the existing blocks to Bear Equipment for our engineering team to evaluate and improve the design. These snatch blocks have a…
Bear Equipment can machine sheaves with greaseable hubs to allow easy lubrication of the sheave bearing via a grease fitting. Below is a closer picture of the greasebale hub in sheaves used for a mobile hoist application: How do greaseable hubs work? First thing to understand is the bearing itself. In this application, a needle…
Bear Equipment is your nylon rope sheave manufacturer. We make custom nylon sheaves to your exact application specifications. While Bear can make sheaves out of any specific nylon material you need, Nylatron GSM is the most commonly used nylon for sheaves. Properties that make Nylatron GSM a great option for sheaves: Lightweight: Nylatron GSM is…
Bear Equipment is your custom snatch block sheave manufacturer. Here is a recent example: 22″ outer diamater | 3″ diamater shaft | Grooved for 25mm wire rope | Flame Hardened Groove This sheave has two key features that make it ideal for snatch block applications: Flame Hardened Groove: The groove is hardened to prolong groove…
One of the bore options for sheaves is bronze bushings. Generally, bronze bushings can be divided into 2 categories: oil-impregnated or grooved. Grooved bushings have a grooved machined in the inner diameter of the bushing to optimally distribute lubricant, which reduces friction and increases component life. Bear Equipment manufactures custom grooved bushings to meet the…
At Bear Equipment, we’re more than just a trusted supplier of standard and custom sheaves—we’re your full-service partner in custom manufacturing. With in-house machining, welding, and assembly capabilities, we deliver tailored solutions for even the most demanding applications. We specialize in overhead crane trolley wheels, available with or without integrated gears, designed to meet your…
A customer needed a replacement custom hoist sheave in a HURRY…Bear Equipment was ready to help. The customer sent in the old hoist sheave for Bear to measure and ensure correct replacement dimensions (22″ outside diameter with 3-3/4″ shaft bore for 3/4″ diameter wire rope). Bear Equipment’s team took measurements, completed engineering drawings, machined sheave,…
Bear Equipment recently completed some bullwheels and sheaves for loft blocks for an opera house. This is an example of how sheaves are used in the theater industry. We provided 9-Groove bullwheels, 7-Groove bullwheels, 16″ diameter sheaves, and 12″ diameter sheaves. This project highlights the full sheave and bullwheel manufacturing capabilities of Bear Equipment. Let’s…
Bear Equipment is your turn-key solution provider for replacement sheaves. If you have the dimensions of the sheave you need replaced, you can fill out our online custom sheave form or the Custom Sheave Quote Form pdf. If you don’t have the dimensions, DON’T WORRY. Bear Equipment is here to help. Just contact us and…
Want to learn the ins and outs of sheaves and our manufacturing processes? Check out our resources page. Bear Equipment has been in the sheave business for +40 years. With that much experience comes a lot of lessons learned and knowledge gained. The resource page covers some of the core definitions, principles, formulas, and calculations…
