Get unique, complex parts easily. No matter your requirements, Master Spring creates hard-to-produce coil springs and wire forms.
Find the information and guidance you need, from measuring a spring to learning about materials, placing an order and much more.
With over 75 years of manufacturing experience, Master Spring is a proven U.S. supplier of wire forms and coil springs for the hardware and fasteners industry.
We manufacture farming planter springs, gas spout springs, ball plunger springs, POP flip-sign springs, toilet flush handle springs, medical device lock springs, fusible link hooks, sewage pump handles, cash drawer springs, laundry basket truck springs and chill coils.
Part Names: Galvanized steel link hook, fusible link hook, wire hook
Industry: Hardware and fasteners: Fire protection equipment
Application: The wire hook is a fusible link component used in mainstream range hood fire protection systems for both domestic and commercial applications.
Material: 0.148” galvanized cold-rolled basic wire
Special Features: Eyelet has a small coil index (ratio of mean coil diameter to wire diameter). Eyelet must maintain full radius near cutoff with a gap.
Part Names: Stainless steel handle, wire handle, sewage pump handle, sump pump handle
Industry: Hardware and Fasteners; Residential Pumps
Application: The handle is attached to a submersible sewage pump used in residential applications. We also make smaller handles for sump pumps.
Material: 0.250” stainless steel 302 wire
Special Features: Packed 250 pieces per box
Part Names: Stainless steel compression spring, stainless CENG compression spring, flow control button spring
Industry: Hardware and fasteners: Portable plastic fuel containers
Application: Flow control button for pouring gas
Material: 0.059” stainless steel 302 wire
Special Features: Closed ends and not ground
Flush Handle Spring
Part Names: Stainless steel torsion spring, toilet handle spring
Industry: Hardware and fasteners: Toilet trim products
Application: Torsion spring returns toilet flush handle to starting position
Material: 0.050” type 302 stainless steel wire
Special Features: Inspection report is sent with every shipment and minimum inventory quantity is maintained for immediate release
Coulter Double Torsion Spring
Part Names: Large double torsion spring, farming planter torsion spring
Industry: Hardware and fasteners: Agriculture planter products
Application: Double torsion spring applies force to the coulter in a nitrogen application system for a planter
Material: 0.192” phos music wire
Special Features: Magni-565-coated for corrosion protection
Drain Pan Extension Spring
Part Names: Stainless steel extension spring, extended hook extension spring
Industry: Hardware and fasteners: Employee safety equipment
Application: Used in an eye/face wash and shower safety station; spring keeps recessed drain pan closed in a vertical position
Material: : 0.067” type 302 stainless steel wire
Special Features: : Springs are passivated; center rectangular hook with 11/64” gap on one side; other end has a center extended hook with eyelet that is in-line with other side
Need a custom wire form or coil spring? We make it work. Fill out the contact form and a representative will respond within 1 business day. If you have a PDF or CAD file, you can submit to request a quote.