TF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mm
TF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mm
TF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mm
TF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mm
TF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mm
TF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mm
TF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mm
TF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mm
TF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mm
TF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mm
TF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mm
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TF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mmTF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mmTF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mmTF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mmTF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mmTF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mmTF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mmTF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mmTF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mmTF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mmTF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mm

TF/TL/TM/TH/TB Heavy Duty Load Compression Spring Die Springs OD:10mm L:25-80mm

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By HomeDIYer®

Price:
$3.64 USD
Stock:
In stock (500 units), ready to be shipped

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Description

M10 Die Compression Springs — Heavy Duty Load Capacity for Demanding DIY & Industrial Applications

When a standard spring fails under repeated cycling or heavy loads, the consequences range from annoying downtime to costly equipment damage. Makers, machinists, and tooling engineers who need a reliable, color-coded die spring in M10 outer diameter will find this range covers the full spectrum of load ratings — from extra-light yellow to heavy green — in a single, easy-to-navigate listing.

These die compression springs feature an outer diameter (OD) of 10 mm (approx. 0.394 in) and are available in lengths ranging from 20 mm to 80 mm (approx. 0.79 in to 3.15 in). Each spring is wound from high-grade alloy steel wire and finished with a color-coded paint coat that identifies its load class at a glance: Yellow (TF — Extra Light), Blue (TL — Light), Red (TM — Medium), and Green (TH/TB — Heavy). Wire diameter varies by load grade and length; see variant options for exact specifications.

Typical use cases include stamping and punching die sets requiring consistent return force, CNC fixture clamping mechanisms that demand repeatable stroke control, and general-purpose compression spring replacement in industrial machinery, 3D printer Z-axis assemblies, and custom automation jigs where a standard M10 die spring is the specified component.

⚙️ Compatibility: Designed to ISO 10243 / JIS B 5012 die spring standards. Fits standard M10 spring pockets. Confirm pocket depth and free length before ordering.

✅ Key Features of These M10 Die Compression Springs

🎨
Color-Coded Load Grades

Four distinct grades — Yellow (Extra Light), Blue (Light), Red (Medium), Green (Heavy) — let you identify the correct spring instantly without measuring, reducing assembly errors on the shop floor.

📏
Wide Length Range: 20–80 mm

Thirteen length options from M10×20 to M10×80 in a single listing mean you can source the exact free length your die set or fixture requires without hunting across multiple suppliers.

🔩
Consistent OD: 10 mm

A uniform 10 mm outer diameter across all grades and lengths ensures drop-in compatibility with standard M10 spring pockets machined to ISO/JIS tolerances.

🛡️
Alloy Steel Construction

Wound from chromium-vanadium or chromium-silicon alloy steel (grade varies by load class) for fatigue resistance under high-cycle stamping and pressing operations.

📦
Flexible Quantity Options

Available in packs of 1, 2, 3, or 5 pieces per order, so you can buy a single replacement spring or stock a small batch for a production run without over-ordering.

🔄
ISO/JIS Die Spring Standard

Manufactured to internationally recognized die spring dimensions, making these a direct replacement for TF/TL/TM/TH/TB series springs in existing tooling without modification.

📐 Technical Specifications — M10 Die Compression Springs

Outer Diameter (OD) 10 mm (0.394 in)
Available Free Lengths 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80 mm
Load Grade / Color Yellow (Extra Light / TF), Blue (Light / TL), Red (Medium / TM), Green (Heavy / TH/TB)
Wire Diameter See variant options
Inner Diameter (ID) See variant options
Material Alloy steel (Cr-V or Cr-Si, grade-dependent)
Surface Finish Color-coded paint coat per load grade
Standard ISO 10243 / JIS B 5012 die spring series
End Type Closed and ground ends
Deflection Rate See variant options
Quantity per Pack 1 / 2 / 3 / 5 pcs (select above)

❓ Frequently Asked Questions

How do I choose the right load grade (color) for my application?

Select based on the force your application requires at working deflection. Yellow (Extra Light / TF) suits light-duty guide pins and ejector applications. Blue (Light / TL) works for moderate-load strippers. Red (Medium / TM) handles standard stamping dies. Green (Heavy / TH/TB) is for high-load clamping and heavy-duty punching operations. If you are replacing an existing spring, match the color code on the old spring.

What length should I order?

Measure the free length of the spring you are replacing, or calculate the required free length as: working length + required deflection. For new designs, a common rule of thumb is to work the spring to no more than 30% of its free length for maximum fatigue life. Choose the next standard length up from your calculated value.

Are these springs corrosion-resistant?

The alloy steel construction and paint finish provide moderate protection against incidental moisture in a workshop environment. For applications exposed to coolant, oils, or outdoor conditions, consider applying a light coat of grease or oil to the spring surface. These springs are not stainless steel and are not intended for submersion or highly corrosive environments.

Will these fit my existing die set or spring pocket?

These springs conform to ISO 10243 / JIS B 5012 dimensions with a 10 mm OD. They are designed as direct replacements for TF, TL, TM, TH, and TB series die springs of the same OD and free length. Verify your pocket diameter accommodates a 10 mm OD spring and that the pocket depth matches or exceeds the free length you select.

How many pieces should I order?

For a single replacement, choose Qty 1. For symmetrical die sets (e.g., four-corner spring layouts), ordering Qty 3 or 5 lets you replace all springs at once and keep a spare. Replacing all springs simultaneously ensures even load distribution and prevents premature failure from mismatched fatigue states.

What is the difference between TF, TL, TM, TH, and TB grades?

These designations follow the ISO/JIS die spring classification system based on load intensity. TF (Yellow) is Extra Light load; TL (Blue) is Light load; TM (Red) is Medium load; TH (Green) is Heavy load; TB (also Green) is Extra Heavy load. Higher load grades use a larger wire diameter relative to the OD, resulting in a stiffer spring with greater force per unit deflection.

Can I use these springs in a 3D printer or automation project?

Yes. The M10×20 to M10×35 lengths in Yellow or Blue grade are commonly used in 3D printer bed leveling, Z-axis compensation, and light automation fixtures. Ensure the spring pocket or guide rod in your design accommodates a 10 mm OD spring and that the load grade matches your required preload force.

🛒 Select your Type (load grade), Outer Diameter × Length, and Qty above, then add to cart.

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