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Information About Our Products
Sierra Pacific Engineering and Products is a manufacturer of high-quality industrial hinges & latches and other hardware, for both OEMs and hardware distributors. Our products are integral to marine operations, electronic enclosures, crates and cases, sheds, trucks, trailers, RVs, spray booths, and many other industrial applications.

Our 4,000-item catalog offers exhaustive product resources listings in different sizes, styles, materials and finishes. For example, we make the following types of hinges: butt, strap, friction, concealed, continuous, cane bolt, lift-off, marine, NEMA/enclosure, spring, stop, weld-on, and T hinges, along with replacement hinge parts, such as pins, block assemblies, leaves, and bodies.

In addition to industrial hinges & latches, SPEP manufactures hasps and staples, handles, knobs, pulls, door holders, tie-downs and locks. We also supply NEMA- and JIC-compliant hardware for electronic enclosures, including cabinet latches, kits, accessories, enclosure hinges, print pockets, and oil-tight hole seals. Other SPEP products include folding steps, spring-loaded clips, eye bolts, lid stays, footman loops, locker hooks, and screen door and window hardware for RVs.

We use the highest quality materials and finishes to ensure that our products are both attractive and able to withstand harsh conditions and heavy use.

SPEP has earned more than 50 patents, some of which are the result of our collaboration with various companies in designing custom hardware.  Our engineering team is constantly tweaking our designs further improve their effectiveness, and developing new products that will lead the industry in cost reduction and product improvement.

SPEP is 100% Employee owned, and we take great pride in the quality of all of our products. The company is ISO 9001 certified, meaning that our quality management system is sound. For the past five years, a consistent 99.5 percent of our customers have said they would recommend us as a supplier. Contact a SPEP representative to place a custom order.