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Compression Springs

Custom Cylindrical Compression Springs

A straight, constant-diameter coil for predictable axial force where the spring works inside a bore, around a guide, or between two flat seats.

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Cylindrical Compression Springs manufactured by CustomSprings
Typical configurations
88
Wire diameter
0.2–12 mm
Outside diameter
2.55–180.2 mm
Free length
2.96–457.08 mm

About Custom Cylindrical Compression Springs

Cylindrical compression springs are the most direct choice when the assembly gives the spring a regular cylindrical envelope and the force acts along the spring axis. Their simple geometry makes load, travel, end condition and guidance easy to define, but long or slender designs still need attention to buckling and side contact.

Key Design Characteristics

  • Constant coil diameter keeps the package easy to locate in a bore or around a guide pin.
  • End style affects seating, squareness and how consistently the first active coil enters the load path.
  • Free length and working travel should be reviewed together so the spring does not approach solid height in normal use.
  • Long, narrow springs may need a guide rod, pocket or other support to keep the load axial.

What to Specify for a Custom Quote

  • Wire diameter and required outside or inside diameter
  • Free length, installed height and maximum compressed height
  • Load at one or more working positions, or the target spring rate
  • End condition such as open, closed, ground or application-specific
  • Cycle target, temperature, corrosion exposure and quantity

Manufacturing Review

For repeat production, the key controls are coil diameter, free length, end squareness and the load measured at defined heights. If the spring works on a guide, the guide clearance should be included in the drawing review rather than treated as an afterthought.

Common Assembly Roles

  • Plunger and button return
  • Contact or clamping force in a straight-line assembly
  • General preload where a conventional cylindrical envelope is available

Product Data

Typical Spring Configurations

Use these data points to compare practical starting dimensions and material options. Final production specifications are confirmed against your drawing and working conditions.

ModelWire dia.ODIDFree lengthRateMaterialCoilsMax load
SC-080-0055-0134-0257 0.8 mm 5.52 mm 3.92 mm 13.41 mm 4.778 Carbon Spring Steel Wire (SWC) 10 18.3
SC-600-0324-1056-0141 6 mm 32.37 mm 20.37 mm 105.62 mm 65.842 Inconel X-750 12.6 1482.77
SC-300-0293-0490-0307 3 mm 29.31 mm 23.31 mm 48.97 mm 3.724 301 Stainless Steel 11.8 37.39
SC-050-0081-0122-0368 0.5 mm 8.14 mm 7.14 mm 12.24 mm 0.075 Music Wire (SWP-B) 20.6 0.08
SC-100-0097-0360-0405 1 mm 9.74 mm 7.74 mm 36.01 mm 0.548 Music Wire (SWP-A) 28.6 3.11
SC-700-0870-0458-0337 7 mm 87.05 mm 73.05 mm 45.76 mm 14.444 65Mn Spring Steel 4.7 121.48
SC-400-0169-1416-0366 4 mm 16.92 mm 8.92 mm 141.6 mm 47.179 304 Stainless Steel 23.2 1764.04
SC-700-0666-2256-0418 7 mm 66.63 mm 52.63 mm 225.62 mm 3.98 Music Wire (SWP-B) 29.7 53.02
SC-060-0040-0244-0160 0.6 mm 4.01 mm 2.81 mm 24.43 mm 0.807 Beryllium Copper (QBe2) 26.3 5.69
SC-250-0254-0724-0205 2.5 mm 25.36 mm 20.36 mm 72.44 mm 1.699 304 Stainless Steel 18.6 32.48
SC-150-0100-0421-0271 1.5 mm 9.97 mm 6.97 mm 42.08 mm 3.575 301 Stainless Steel 22.1 18.59
SC-700-0549-0992-0075 7 mm 54.88 mm 40.88 mm 99.22 mm 21.051 Music Wire (SWP-B) 11.8 212.62
SC-300-0165-0608-0262 3 mm 16.53 mm 10.53 mm 60.78 mm 20.97 Oil-Tempered Spring Wire (SWO) 16.4 183.49
SC-1200-0805-1777-0420 12 mm 80.49 mm 56.49 mm 177.74 mm 57.941 65Mn Spring Steel 12.5 968.2
SC-040-0031-0062-0352 0.4 mm 3.11 mm 2.31 mm 6.21 mm 1.518 Music Wire (SWP-B) 10.4 2.46
SC-150-0208-0156-0334 1.5 mm 20.77 mm 17.77 mm 15.63 mm 1.127 65Mn Spring Steel 8.2 2.97
SC-080-0056-0286-0264 0.8 mm 5.62 mm 4.02 mm 28.61 mm 1.771 Inconel X-750 21.9 16.54
SC-300-0296-1436-0308 3 mm 29.57 mm 23.57 mm 143.6 mm 0.782 Phosphor Bronze (QSn4-0.3) 29.8 27.47
SC-700-0528-0594-0358 7 mm 52.78 mm 38.78 mm 59.43 mm 45.762 Inconel X-750 6.4 474.1
SC-700-0315-1527-0038 7 mm 31.51 mm 17.51 mm 152.71 mm 90.301 Music Wire (SWP-A) 19.4 1006.86
SC-800-0632-2007-0203 8 mm 63.16 mm 47.16 mm 200.67 mm 14.602 Carbon Spring Steel Wire (SWC) 18.4 555.18
SC-060-0098-0171-0192 0.6 mm 9.76 mm 8.56 mm 17.06 mm 0.082 Music Wire (SWP-A) 21.3 0.29
SC-400-0279-1278-0055 4 mm 27.9 mm 19.9 mm 127.85 mm 4.758 Phosphor Bronze (QSn4-0.3) 22.2 117.47
SC-060-0039-0091-0351 0.6 mm 3.87 mm 2.67 mm 9.1 mm 1.979 Phosphor Bronze (QSn4-0.3) 11.1 3.46
SC-1200-1533-3001-0413 12 mm 153.31 mm 129.31 mm 300.14 mm 3.575 Inconel X-750 22.3 98.7
SC-050-0068-0064-0133 0.5 mm 6.84 mm 5.84 mm 6.41 mm 0.373 Inconel X-750 7.5 0.71
SC-1200-0574-3895-0223 12 mm 57.35 mm 33.35 mm 389.46 mm 64.756 Beryllium Copper (QBe2) 21.6 6790.92
SC-050-0056-0140-0135 0.5 mm 5.6 mm 4.6 mm 13.98 mm 0.225 60Si2MnA Spring Steel 21.7 0.5
SC-1200-1140-2099-0279 12 mm 113.96 mm 89.96 mm 209.88 mm 17.761 304 Stainless Steel 11 923.76
SC-100-0120-0167-0031 1 mm 12 mm 10 mm 16.74 mm 0.723 Carbon Spring Steel Wire (SWC) 11.2 2.75
SC-1200-0580-4571-0118 12 mm 57.99 mm 33.99 mm 457.08 mm 75.789 Carbon Spring Steel Wire (SWC) 29.1 4839.88
SC-050-0037-0234-0347 0.5 mm 3.73 mm 2.73 mm 23.44 mm 0.623 Music Wire (SWP-B) 30.5 3.38
SC-180-0164-0582-0155 1.8 mm 16.42 mm 12.82 mm 58.24 mm 1.548 Carbon Spring Steel Wire (SWC) 22.3 15.96
SC-1200-1802-0935-0263 12 mm 180.2 mm 156.2 mm 93.48 mm 9.637 301 Stainless Steel 5.4 191.49
SC-080-0064-0107-0083 0.8 mm 6.41 mm 4.81 mm 10.74 mm 1.651 Phosphor Bronze (QSn4-0.3) 8.7 4.31
SC-800-0709-1539-0011 8 mm 70.87 mm 54.87 mm 153.88 mm 7.726 Beryllium Copper (QBe2) 13.8 260.92
SC-040-0062-0049-0033 0.4 mm 6.21 mm 5.41 mm 4.93 mm 0.177 Oil-Tempered Spring Wire (SWO) 9.3 0.18
SC-040-0069-0115-0173 0.4 mm 6.88 mm 6.08 mm 11.51 mm 0.023 Beryllium Copper (QBe2) 26.2 0.02
SC-700-0577-1394-0241 7 mm 57.66 mm 43.66 mm 139.45 mm 10.343 304 Stainless Steel 16.4 207.16
SC-100-0055-0234-0057 1 mm 5.52 mm 3.52 mm 23.35 mm 6.042 65Mn Spring Steel 19.2 16.98
SC-040-0068-0197-0380 0.4 mm 6.82 mm 6.02 mm 19.67 mm 0.032 Music Wire (SWP-A) 31.9 0.14
SC-700-0310-1223-0091 7 mm 31 mm 17 mm 122.34 mm 152.859 301 Stainless Steel 10.8 5697.06
SC-1200-0998-3794-0174 12 mm 99.81 mm 75.81 mm 379.44 mm 13.036 60Si2MnA Spring Steel 24.7 833.39
SC-1200-0570-4163-0321 12 mm 57 mm 33 mm 416.32 mm 68.148 301 Stainless Steel 30.3 2514.67
SC-600-0298-0420-0151 6 mm 29.82 mm 17.82 mm 42.04 mm 206.766 304 Stainless Steel 5.5 1513.53
SC-300-0410-0447-0395 3 mm 41.02 mm 35.02 mm 44.69 mm 1.625 Carbon Spring Steel Wire (SWC) 10.4 16.15
SC-180-0081-0220-0369 1.8 mm 8.12 mm 4.52 mm 22.01 mm 71.071 Music Wire (SWP-A) 7.3 377.39
SC-1200-0642-1527-0001 12 mm 64.18 mm 40.18 mm 152.73 mm 150.134 Oil-Tempered Spring Wire (SWO) 10.6 2959.14
SC-500-0676-0632-0331 5 mm 67.6 mm 57.6 mm 63.25 mm 3.494 Inconel X-750 8.2 45.46
SC-250-0241-0750-0340 2.5 mm 24.1 mm 19.1 mm 74.97 mm 2.055 Music Wire (SWP-A) 20.7 31.89
SC-600-0605-1577-0087 6 mm 60.51 mm 48.51 mm 157.7 mm 4.137 Oil-Tempered Spring Wire (SWO) 20.6 88.2
SC-800-1219-0817-0355 8 mm 121.91 mm 105.91 mm 81.71 mm 4.819 Music Wire (SWP-B) 7.7 77.06
SC-050-0052-0137-0293 0.5 mm 5.17 mm 4.17 mm 13.73 mm 0.308 316 Stainless Steel 19.2 0.93
SC-250-0200-0317-0042 2.5 mm 19.98 mm 14.98 mm 31.7 mm 7.886 Carbon Spring Steel Wire (SWC) 10.1 32.96
SC-150-0152-0636-0330 1.5 mm 15.17 mm 12.17 mm 63.6 mm 0.668 60Si2MnA Spring Steel 31.3 7.82
SC-030-0045-0046-0029 0.3 mm 4.53 mm 3.93 mm 4.56 mm 0.132 60Si2MnA Spring Steel 10 0.13
SC-1200-0621-1040-0112 12 mm 62.08 mm 38.08 mm 103.98 mm 397.636 65Mn Spring Steel 5.6 11257.06
SC-800-1152-2334-0195 8 mm 115.17 mm 99.17 mm 233.4 mm 1.58 Inconel X-750 22.8 66.65
SC-250-0206-0386-0294 2.5 mm 20.6 mm 15.6 mm 38.64 mm 8.448 Oil-Tempered Spring Wire (SWO) 9.7 100.37
SC-100-0072-0424-0398 1 mm 7.18 mm 5.18 mm 42.4 mm 1.339 301 Stainless Steel 29.3 13.22
SC-180-0186-0768-0082 1.8 mm 18.58 mm 14.98 mm 76.82 mm 0.762 Music Wire (SWP-B) 29.9 11.03
SC-350-0340-1050-0228 3.5 mm 34.01 mm 27.01 mm 105.03 mm 2.482 Music Wire (SWP-A) 22.1 57.09
SC-050-0074-0069-0302 0.5 mm 7.36 mm 6.36 mm 6.89 mm 0.102 Phosphor Bronze (QSn4-0.3) 10.7 0.13
SC-060-0055-0176-0213 0.6 mm 5.53 mm 4.33 mm 17.58 mm 0.336 Phosphor Bronze (QSn4-0.3) 18.5 1.68
SC-200-0276-0720-0199 2 mm 27.59 mm 23.59 mm 72.01 mm 0.277 301 Stainless Steel 31.2 1.76
SC-030-0047-0089-0242 0.3 mm 4.71 mm 4.11 mm 8.92 mm 0.04 Music Wire (SWP-B) 24.7 0.03
SC-200-0180-0752-0343 2 mm 18.02 mm 14.02 mm 75.17 mm 0.688 Phosphor Bronze (QSn4-0.3) 30 6.57
SC-500-0494-0924-0089 5 mm 49.43 mm 39.43 mm 92.45 mm 5.854 301 Stainless Steel 12.5 122.28
SC-030-0029-0036-0122 0.3 mm 2.89 mm 2.29 mm 3.61 mm 0.731 60Si2MnA Spring Steel 7.8 0.69
SC-060-0047-0063-0275 0.6 mm 4.71 mm 3.51 mm 6.3 mm 2.333 301 Stainless Steel 7.9 2.33
SC-500-0446-0493-0079 5 mm 44.59 mm 34.59 mm 49.31 mm 22.605 60Si2MnA Spring Steel 5.9 300.2
SC-1000-0625-2701-0417 10 mm 62.5 mm 42.5 mm 270.08 mm 34.857 316 Stainless Steel 18.1 1982.99
SC-1000-0825-4552-0232 10 mm 82.5 mm 62.5 mm 455.21 mm 9.329 Carbon Spring Steel Wire (SWC) 29.6 1156.39
SC-600-0568-1295-0288 6 mm 56.83 mm 44.83 mm 129.51 mm 3.417 Phosphor Bronze (QSn4-0.3) 16.8 62.81
SC-080-0105-0095-0270 0.8 mm 10.5 mm 8.9 mm 9.49 mm 0.73 304 Stainless Steel 7.3 2.04
SC-050-0072-0107-0077 0.5 mm 7.17 mm 6.17 mm 10.72 mm 0.164 65Mn Spring Steel 14.2 0.35
SC-030-0041-0030-0332 0.3 mm 4.06 mm 3.46 mm 2.96 mm 0.313 301 Stainless Steel 5.7 0.23
SC-700-0688-2533-0283 7 mm 68.85 mm 54.85 mm 253.34 mm 4.618 65Mn Spring Steel 23.7 265.63
SC-050-0067-0056-0170 0.5 mm 6.74 mm 5.74 mm 5.62 mm 0.352 301 Stainless Steel 7.3 0.51
SC-020-0026-0030-0020 0.2 mm 2.55 mm 2.15 mm 2.96 mm 0.137 Oil-Tempered Spring Wire (SWO) 9.9 0.08
SC-050-0066-0072-0220 0.5 mm 6.56 mm 5.56 mm 7.25 mm 0.177 Beryllium Copper (QBe2) 11.5 0.16
SC-1200-1486-2899-0318 12 mm 148.61 mm 124.61 mm 289.93 mm 4.113 Music Wire (SWP-B) 21.1 87.66
SC-350-0343-1125-0073 3.5 mm 34.33 mm 27.33 mm 112.53 mm 2.341 Oil-Tempered Spring Wire (SWO) 23.6 55.21
SC-020-0029-0061-0196 0.2 mm 2.88 mm 2.48 mm 6.09 mm 0.034 Carbon Spring Steel Wire (SWC) 25.3 0.03
SC-250-0217-0862-0184 2.5 mm 21.66 mm 16.66 mm 86.21 mm 1.475 Phosphor Bronze (QSn4-0.3) 21.3 32.16
SC-200-0223-0930-0153 2 mm 22.31 mm 18.31 mm 92.96 mm 0.653 60Si2MnA Spring Steel 30.4 16.82
SC-1200-1584-2636-0007 12 mm 158.43 mm 134.43 mm 263.59 mm 4.521 304 Stainless Steel 14.6 301.72
SC-100-0142-0476-0251 1 mm 14.23 mm 12.23 mm 47.64 mm 0.149 Music Wire (SWP-B) 29.8 2.22

Rate: N/mm; maximum load: N. Dimensions are in millimeters.

Engineering Data

Typical Dimensions & Design Data

Use these data points to compare geometry, material and working parameters when defining your custom spring. Final values are reviewed and confirmed for the actual assembly before production.

ConfigurationData typeKey parametersMaterial / basis
Engineering reference Engineering Data
  • Construction type: Cylindrical Compression Spring
  • Use / availability status: Custom / made-to-order
 Per application / drawing
Engineering Data 02 Manufacturing Range
  • Round-wire Wire diameter minimum: 0.038 mm
  • Round-wire Wire diameter maximum: 15.875 mm
  • Reference parameter: 50.8 mm
 Common spring steels, stainless steels and alloys
Engineering Data 03 Manufacturing Range
  • Section shape: Round / square / rectangular / special section
  • Data use: Feasibility / RFQ
 Per drawing
Typical Configuration 04Data point Typical Configuration
  • Wire diameter: 2 mm
  • Outside diameter: 18 mm
  • Inside diameter: 14 mm
  • Free length: 360 mm
  • Coils / turns: 65.2
  • Spring rate: 0.63 N/mm
 Music wire
Typical Configuration 05Data point Typical Configuration
  • Wire diameter: 2 mm
  • Outside diameter: 18 mm
  • Inside diameter: 14 mm
  • Free length: 60 mm
  • Coils / turns: 9.2
  • Spring rate: 5.50152 N/mm
 Music wire
Typical Configuration 06Data point Typical Configuration
  • Wire diameter: 2 mm
  • Outside diameter: 18 mm
  • Inside diameter: 14 mm
  • Free length: 60 mm
  • Coils / turns: 12.7
  • Spring rate: 3.72 N/mm
 Music wire

Design note: dimensions, force / torque, material, tolerances, fatigue life and compliance are finalized against your drawing and operating conditions during quotation.

Next Design Decisions

Next Steps for Your Spring Design

Once the spring style is selected, confirm how it works in the assembly, which material suits the environment, how it will be manufactured and which dimensions and performance points should be controlled on the drawing.

Applications

Where this spring style fits

Review best-fit uses, assembly constraints and situations where another spring style may be a better choice.

View application guidance →

Materials

Choose the material for the environment

Music wire and alloy spring steels are common for compact, high-strength designs in protected environments; stainless grades are often chosen when corrosion resistance or cleanliness matters. Material selection should follow the environment and life target rather than the spring name alone.

Compare spring materials →

Manufacturing

Plan prototype and production

Review forming, heat treatment, secondary operations, inspection and the path from first samples to repeat production.

View manufacturing capabilities →

Engineering Data

Open matching engineering guides

Matching material and wire-diameter pages provide additional design data for material and size selection.

Open Spring Engineering Guide →

Material Direction

Common Material Families to Review

The links below are selection guides, not a claim that every grade is suitable for every size or load.

Carbon & Alloy Spring SteelsSelection guide Stainless Steel Spring MaterialsSelection guide Copper Alloy Spring MaterialsSelection guide Nickel & High-Temperature Spring AlloysSelection guide

Related Spring Design Guides

Review the design and measurement requirements for this spring family.

Engineering Support

Spring Engineering Guides

Use these guides to compare material, wire diameter and standard requirements before finalizing the product drawing.

Material data 301 Stainless Steel Compression Springs Engineering Data 11 matching cylindrical compression springs data rows are included in the category. Material data Music Wire (SWP-B) Compression Springs Engineering Data 10 matching cylindrical compression springs data rows are included in the category. Material data Carbon Spring Steel Wire (SWC) Compression Springs Engineering Data 9 matching cylindrical compression springs data rows are included in the category. Wire diameter 0.2 mm Compression Springs Engineering Data 2 matching cylindrical compression springs data rows are included in the category. Wire diameter 1 mm Compression Springs Engineering Data 5 matching cylindrical compression springs data rows are included in the category. Wire diameter 4 mm Compression Springs Engineering Data 2 matching cylindrical compression springs data rows are included in the category.

Compare Designs

Use these alternatives when the available space, connection style, travel or force direction changes.

Conical Compression Springs manufactured by CustomSprings

Compression Springs

Conical Compression Springs

A tapered compression spring for assemblies that need a changing diameter, improved stability, or a lower compressed package than a conventional straight coil can provide.

Tower-Shaped Compression Springs manufactured by CustomSprings

Compression Springs

Tower-Shaped Compression Springs

A stepped or strongly tapered compression spring built for compact collapse, nested coils, and assemblies where the available diameter changes along the spring height.

Variable-Diameter Compression Springs manufactured by CustomSprings

Compression Springs

Variable-Diameter Compression Springs

A compression spring with a deliberately changing coil diameter used to fit non-uniform spaces, tune stability, or shape how the spring responds through its travel.

Product Questions

Cylindrical Compression Springs FAQ

When does a cylindrical compression spring need a guide?

Guidance becomes more important as the free length grows relative to the coil diameter or when the load is not perfectly centered. A guide rod or bore can reduce bowing and side rubbing.

Do closed and ground ends always make a spring better?

No. They improve seating in many assemblies, but they also affect active coil count, solid height and cost. The end style should match how the spring is supported.

RFQ

Send the Working Requirement

A drawing is ideal. If you do not have one yet, provide the dimensions, load or torque, travel, environment and expected quantity that matter in the assembly.

CustomSprings Engineering Catalog

Request This Spring

Send your dimensions, quantity and drawing for engineering review.

Request a Custom Quote

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