Peerless Instrument Co., Inc. is a completely modern machine shop specializing in custom gears manufactured to your tolerances and specifications. Our qualified staff can assist you in your final design of precision gears and machined components. When you are ready for either a prototype or production run, Peerless will be ready to meet your requirements.

We have produced products under a wide spectrum of materials, including all grades of: aluminum, stainless steel, aircraft alloy steel, super alloys, brass, and plastic.

Our gear cutting capabilities consist of hobbing, shaping, and generating. We specialize in diametrical pitches that range from 8 to 150 with a maximum diameter of 7-1/2 inches. Peerless manufactures to Standard and Metric Systems and depending on the design can achieve AGMA Class 12.

TYPES OF GEARS MANUFACTURED
Spur Gear: Internal and External
Worm and Worm Gears
Straight Bevel Gears
Face Clutches
Crowned Gears

Splines: Internal and External
Sprockets
Ratchets

Our machine shop capabilities include: turning, milling, grinding, jig boring, honing, drilling, and tapping. Turning to a maximum diameter of 2-1/8 inches with a maximum length of 12 inches can be accomplished on our bar fed machines. When using a chuck in our lathes, we can turn a maximum diameter of 10 inches. The milling centers are equipped with 4th axis, which gives us the flexibility to complete a milling operation in one set-up. Our grinding department includes CNC cylindrical grinders able to hold .0002 tolerances while grinding multiple diameters. Using secondary equipment to complete the manufacturing allows Peerless total control of the manufacturing process.


Our quality personnel work to AS 9100 standards, which ensures that the product we manufacture meets your requirements. This gives you, the customer, total confidence to put your trust in Peerless Instrument Co., Inc.