Master Spring & Wire Form Co. - River Grove, IL (Serving Western Pennsylvania)
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2008 certified manufacturer of custom wire forms with a wire diameter from 0.008 in. to 0.500 in. & with most material types. Additional operations to wire forms such as thread, chamfer, swage, drill, tap, machine, & weld. Any finish available. Rush service available for delivery in less than 2 weeks.
www.masterspring.com/

Perlane Sales - Stow, OH (Serving Western Pennsylvania)
Distributor
Distributor of D rings. Housings, latches, hooks and buckles are also available. ANSI and QMS certified.
Brand Names: ITW Waterbury
www.perlanesales.com/industrial-sewing-prod...

Jackburn Mfg., Inc. - Girard, PA
Manufacturer, Custom Manufacturer, Service Company
ISO 9000 certified custom manufacturer of 4 to 20 in. dia. D, flash butt-welded, snap & welded steel wire rings. Other products include wire handles for buckets & containers, S-hooks, plant hangers & wire grates for gas & propane stoves. Long & short production runs available. Complete engineering & design assistance from concept through prototyping is available & all wire form tooling is designed & built in-house. Services include welding & JIT.
www.jackburn.com/rings

Miller Fall Protection - Franklin, PA
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of standard & custom mounted D-rings. Available in steel with 4-3/8 in. dia. bolts, lock washers, nuts & drilling plates. Products such as D-bolt anchors, temporary anchorage connectors & roofing products are also available. Design & installation, site survey & hazard analysis, on-site safety equipment inspection, training & ANSI evaluation services are available. Meet OSHA, ANSI & CSA® standards.
Brand Names: Miller
www.millerfallprotection.com/fall-protectio...

American High Performance Seals, Inc. - Oakdale, PA
Manufacturer, Custom Manufacturer, Service Company
Standard, Special Seals Available

Erisco Industries, Inc. - Erie, PA
Manufacturer, Custom Manufacturer
Lean manufacturing capable ISO 9001:2000 certified manufacturer of standard & custom industrial metal wire products including D rings. Wire rings are available in different materials including steel, stainless steel & non-ferrous metals in different sizes, styles & specifications. Fabrication processes include wire forming, bending, swaging, knurling, threading, piercing, flattening, cold heading, grooving, stamping, broaching, extruding, welding, chamfering & finishing. JIT delivery is available.