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Stock Springs

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Lee Spring offers a comprehensive range of over 25,000 Stock Spring designs that are enhanced by secondary operations to improve performance and corrosion resistance including Free Plating, Free Grinding and Free Passivation. Lee Spring's Stock Springs meet stringent global environmental RoHS and REACH standards. Lee Spring can help your designs by providing CAD models and can help your bottom line by including Free Ground Shipping in the Continental United States on all quantities with published pricing. The following is Lee Spring's current offering but there are always new products added to leespring.com in response to customer feedback, market requirements and capabilities expansion. Check back often for new or expanded lines!

Round Wire Compression Springs

Size Range:

Outside Diameter: .025" - 1.937/.64 mm - 49.20 mm
Free Length: .025" - 6/.64 mm - 152.40 mm
Wire Size: .0040" - .177/.10 mm - 4.50 mm

BANTAM™ Mini Compression Springs

• Elgiloy®, a trademark of Elgiloy Ltd. Partnership
• Ends not ground

Instrument Compression Springs (Inch and Metric)

• Ends square, not ground
• Pre-coated Music Wire or Passivated Type 302/304 Stainless
• Passivated & Ultrasonically Cleaned Type 316 Stainless**

Lite Pressure Compression Springs (Inch)

• Passivated & Ultrasonically Cleaned Type 316 Stainless**

Standard Compression Springs (Inch and Metric)

• Squared and Ground Ends
• Plated Music Wire or Passivated Type 302/304 Stainless
• Passivated & Ultrasonically Cleaned Type 316 Stainless**

Heavy Duty Compression Spring (Inch)

• Squared and Ground Ends
• Shot-Peened, and Pre-Set
• Plated Music Wire/Oil Tempered MB Wire or Passivated Stainless

HEFTY™ Die Springs

Size Range:

Fit in Hole: .375" - 2"/ 9.53 mm - 50.80 mm
Free Length: 1"- 6"/ 25.40 mm - 152.40 mm
Five Color Coded Series Reflecting Increasing Strengths
• Medium, Medium Plus, Medium Heavy, Heavy, Extra Heavy

Product Materials and Finishes:

• Round Music Wire or Chrome Silicon
• Squared and Ground Ends
• Powder Coated
• Shot-Peened, and Pre-Set

LeeP™ Plastic Composite Compression Springs

Size Range:

Fit in Hole: .375" - 1"/ 9.53 mm - 25.4 mm
Free Length: .375" - 1.25"/ 9.53 mm - 31.75 mm

Product Materials and Finishes:

Six Color-Coded Strengths
• Ultem* Resin: Ultem is a registered trademark of SABIC Innovative Plastics IP BV

REDUX™ Wave Springs

Size Range:

Outside Diameter: .224" - 1.688"/ 5.69 mm - 42.88 mm
Free Height: .075" - 1.75"/ 1.90 mm - 44.45 mm

Product Materials and Finishes:

• Passivated 17-7 PH Stainless Steel

Belleville Washers

Size Range:

Outside Diameter: .188"- 3.375"/4.78 mm - 85.73 mm
Free Height: .075" - 1.75"/ 1.90 mm - 44.45 mm

Product Materials and Finishes:

• Passivated 300 Series Stainless Steel

Extension Springs

Size Range:

Outside Diameter: .063" - 2.0"/1.60 mm - 50.80 mm
Free Length: .250"- 10.0"/ 6.35 mm - 254.00 mm
Wire Size: .007" - .207"/.18 mm - 5.26 mm

Loop Configuration:

• Random position, full diameters machine or crossover loops, except those meeting DIN 2097 (Inline)
• Loop openings approximately one wire diameter
• The direction of wind optional

Product Materials and Finishes:

Instrument Extension Spring Series (Inch and Metric)
• Pre-coated Music Wire or Passivated Stainless Steel

Standard Extension Spring Series (Inch and Metric)

• Plated Music Wire or Passivated Stainless Steel

Torsion Springs

Size Range:

Outside Diameter: .105" - 2.141"/ 2.667 mm - 54.38 mm
Work Over Rod: .062" - 2.141"/ 1.58 mm - 54.38 mm
Leg Length: .375" - 4.25" / 9.53 mm - 107.95 mm

Product Materials and Finishes:

• Free Position of Legs: 90', 180', 270', 360'
• Choice of Left-hand wound or Right-hand wound
• Plated Music Wire or Passivated Stainless Steel

MIL-SPEC Springs: MS24585 Compression and M524586 Extension

Product Materials and Finishes:

• Music Wire, Unplated, Zinc Plated or Cadmium Plated
• Passivated Stainless Steel
• lnline Loops on MS24586

Battery Springs

Multiple configurations to fit AA, AAA, C or D

Product Materials and Finishes:

• Nickel Plated Music Wire
• Silver Coated Beryllium Copper

Constant Force Springs

Product Materials and Finishes:

• Stainless Steel Strip

Note: Type 302 may be substituted with Type 304 at Lee Spring's discretion.

PDF Downloads

 

 

Why Choose Lee Spring?

large selection of springs

25,000+ products
available, plus custom
products made to your specification.

 

FREE Standard Ground Shipping

on Stock Springs in the Continental United States

FREE Plating

on all Music Wire Stock Springs

FREE Grinding

on all Standard Stock Compression Springs

in stock springs

Springs ready to ship
today.

 

Expert Engineering Assistance

on Stock and Custom Springs

Certificate of Compliance

on all Stock Springs and Custom Springs

Guaranteed RoHS Compliance

on all Stock Springs

engineering and customer service support

Engineering and
Customer Service teams ready to
assist.

 

Live Customer Service Support

at all Locations

Enhanced CAD Downloads

on Stock Springs Designs

Global Flexibility

allows Lee Spring to find solutions that meet your
geographic requirements wherever your business
takes you in the world