SeeIts.com
Flexible, high visibility, identification collars for industrial hoses. Specializes in fire hose collars.
http://www.seeits.com/

The Meibuhr Company
Never Grind Threads again, precision external threaded inserts, anywhere you need threads and locknuts, anywhere you need retaining rings locknuts
http://www.meibuhr.com

Hearboy Leather Manufacturing
Manufactures dog collars, cat collars, muzzles, and horse and cow halters. Catalogue pages and contact information.
http://www.hearboy.com

Jerome Medical
Designer and manufacturer of cervical spine immobilization devices including Miami J collars and NecLoc extrication collars.
http://www.jeromemedical.com/

Stafford Manufacturing Corp.
Stafford Manufacturing Corp. produces shaft collars and couplings in a wide range of sizes and configurations. Metric products. Domestic/Imported. Hinged Collars. Set Collars. Stepped and keyed couplings. Custom Products.
http://www.staffordmfg.com

Collars and Couplings Inc.
Collars and Couplings sells shaft collars and couplings in a variety of styles as well as custom collars and couplings, find out about our specials and private labeling.
http://www.collarsandcouplings.com/

Raccorderie metalliche S.p.A.
20081209 Raccorderie Metalliche SpA: production of radiator plugs, reducing plugs, collars for pipes, fixing systems for pipes, pressfittings; tappi per radiatori, riduzioni per radiatori, collari per tubazioni, sistemi di fissaggio per tubazioni, raccordi a pressare, raccordi inox, raccordi in acciaio al carbonio, flange inox, flange in acciaio al carbonio, mensole per radiatori e molti altri articoli per idrotermosanitaria
http://www.racmet.com

Ceram Co., Inc
Specialty Products sells a full line of shaft collars of various styles and materials. Our collars are produced from high grade carbon steel, 304 Stainless, and aluminum, in solid set screw and one and two piece split
http://www.spdcollars.com/

Dayton Superior Products
Manufacturer and importer of shaft collars, including solid and split styles, threaded collars, clamp couplings, rigid couplings, cold rolled, stainless steel, and aluminum materials.
http://www.daytonsuperiorproducts.com

The Conrad Company
Manufactureres of Heated Hoses, Heat Blankets and flexible electric heaters.
http://www.conrad-co.com/