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Coil Springs -SWH- (Part Numbers)

Coil Springs -SWH-

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Coil spring/SWH type. The material is oil tempered wire for springs.

  • FL300
  • OD100

Part Number 

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Part Number
NT-SWH18-40
NT-SWH18-45
NT-SWH18-50
NT-SWH18-55
NT-SWH18-60
NT-SWH18-65
NT-SWH18-70
NT-SWH18-75
NT-SWH18-80
NT-SWH18-90
NT-SWH18-100
NT-SWH20-20
NT-SWH20-25
NT-SWH20-30
NT-SWH20-35
NT-SWH20-40
NT-SWH20-45
NT-SWH20-50
NT-SWH20-55
NT-SWH20-60
NT-SWH20-65
NT-SWH20-70
NT-SWH20-75
NT-SWH20-80
NT-SWH20-90
NT-SWH20-100
NT-SWH20-125
NT-SWH20-150
NT-SWH22-25
NT-SWH22-30
NT-SWH22-35
NT-SWH22-40
NT-SWH22-45
NT-SWH22-50
NT-SWH22-55
NT-SWH22-60
NT-SWH22-65
NT-SWH22-70
NT-SWH22-75
NT-SWH22-80
NT-SWH22-90
NT-SWH22-100
NT-SWH22-125
NT-SWH22-150
NT-SWH25-25
NT-SWH25-30
NT-SWH25-35
NT-SWH25-40
NT-SWH25-45
NT-SWH25-50
NT-SWH25-55
NT-SWH25-60
NT-SWH25-65
NT-SWH25-70
NT-SWH25-75
NT-SWH25-80
NT-SWH25-90
NT-SWH25-100
NT-SWH25-125
NT-SWH25-150
NT-SWH25-175
NT-SWH27-25
NT-SWH27-30
NT-SWH27-35
NT-SWH27-40
NT-SWH27-45
NT-SWH27-50
NT-SWH27-55
NT-SWH27-60
NT-SWH27-65
NT-SWH27-70
NT-SWH27-75
NT-SWH27-80
NT-SWH27-90
NT-SWH27-100
NT-SWH27-125
NT-SWH27-150
NT-SWH27-175
NT-SWH30-25
NT-SWH30-30
NT-SWH30-35
NT-SWH30-40
NT-SWH30-45
NT-SWH30-50
NT-SWH30-55
NT-SWH30-60
NT-SWH30-65
NT-SWH30-70
NT-SWH30-75
NT-SWH30-80
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSMaximum load
(N)
Outer diameter (D)
(mm)
L Dimension (L)
(mm)
Coating Removal

MYR 45.43

1 Piece(s)Available 8 Day(s) or more 109511840No coating

MYR 46.78

1 Piece(s)Available 8 Day(s) or more 109511845No coating

MYR 47.42

1 Piece(s)Available 8 Day(s) or more 109511850No coating

MYR 48.07

1 Piece(s)Available 8 Day(s) or more 109511855No coating

MYR 49.34

1 Piece(s)Available 8 Day(s) or more 109511860No coating

MYR 49.97

1 Piece(s)Available 8 Day(s) or more 109511865No coating

MYR 50.33

1 Piece(s)Available 8 Day(s) or more 109511870No coating

MYR 51.26

1 Piece(s)Available 8 Day(s) or more 109511875No coating

MYR 51.98

1 Piece(s)Available 8 Day(s) or more 109511880No coating

MYR 53.90

1 Piece(s)Available 8 Day(s) or more 109511890No coating

MYR 55.20

1 Piece(s)Available 8 Day(s) or more 1095118100No coating

MYR 42.55

1 Piece(s)Available 8 Day(s) or more 1011762020No coating

MYR 42.55

1 Piece(s)Available 8 Day(s) or more 1011762025No coating

MYR 42.91

1 Piece(s)Available 8 Day(s) or more 1011762030No coating

MYR 44.14

1 Piece(s)Available 8 Day(s) or more 1011762035No coating

MYR 44.50

1 Piece(s)Available 8 Day(s) or more 1011762040No coating

MYR 44.81

1 Piece(s)Available 8 Day(s) or more 1011762045No coating

MYR 46.10

1 Piece(s)Available 8 Day(s) or more 1011762050No coating

MYR 46.78

1 Piece(s)Available 8 Day(s) or more 1011762055No coating

MYR 47.42

1 Piece(s)Available 8 Day(s) or more 1011762060No coating

MYR 48.72

1 Piece(s)Available 8 Day(s) or more 1011762065No coating

MYR 49.34

1 Piece(s)Available 8 Day(s) or more 1011762070No coating

MYR 50.33

1 Piece(s)Available 8 Day(s) or more 1011762075No coating

MYR 50.95

1 Piece(s)Available 8 Day(s) or more 1011762080No coating

MYR 52.61

1 Piece(s)Available 8 Day(s) or more 1011762090No coating

MYR 53.90

1 Piece(s)Available 8 Day(s) or more 10117620100No coating

MYR 56.83

1 Piece(s)Available 8 Day(s) or more 10117620125No coating

MYR 60.43

1 Piece(s)Available 8 Day(s) or more 10117620150No coating

MYR 43.51

1 Piece(s)Available 8 Day(s) or more 1014212225No coating

MYR 44.14

1 Piece(s)Available 8 Day(s) or more 1014212230No coating

MYR 44.50

1 Piece(s)Available 8 Day(s) or more 1014212235No coating

MYR 44.81

1 Piece(s)Available 8 Day(s) or more 1014212240No coating

MYR 44.81

1 Piece(s)Available 8 Day(s) or more 1014212245No coating

MYR 45.43

1 Piece(s)Available 8 Day(s) or more 1014212250No coating

MYR 46.10

1 Piece(s)Available 8 Day(s) or more 1014212255No coating

MYR 46.78

1 Piece(s)Available 8 Day(s) or more 1014212260No coating

MYR 47.42

1 Piece(s)Available 8 Day(s) or more 1014212265No coating

MYR 48.07

1 Piece(s)Available 8 Day(s) or more 1014212270No coating

MYR 48.72

1 Piece(s)Available 8 Day(s) or more 1014212275No coating

MYR 49.34

1 Piece(s)Available 8 Day(s) or more 1014212280No coating

MYR 50.33

1 Piece(s)Available 8 Day(s) or more 1014212290No coating

MYR 51.98

1 Piece(s)Available 8 Day(s) or more 10142122100No coating

MYR 55.20

1 Piece(s)Available 8 Day(s) or more 10142122125No coating

MYR 58.46

1 Piece(s)Available 8 Day(s) or more 10142122150No coating

MYR 44.14

1 Piece(s)Available 8 Day(s) or more 1018332525No coating

MYR 44.50

1 Piece(s)Available 8 Day(s) or more 1018332530No coating

MYR 44.81

1 Piece(s)Available 8 Day(s) or more 1018332535No coating

MYR 46.10

1 Piece(s)Available 8 Day(s) or more 1018332540No coating

MYR 46.78

1 Piece(s)Available 8 Day(s) or more 1018332545No coating

MYR 47.42

1 Piece(s)Available 8 Day(s) or more 1018332550No coating

MYR 48.72

1 Piece(s)Available 8 Day(s) or more 1018332555No coating

MYR 49.34

1 Piece(s)Available 8 Day(s) or more 1018332560No coating

MYR 50.33

1 Piece(s)Available 8 Day(s) or more 1018332565No coating

MYR 50.95

1 Piece(s)Available 8 Day(s) or more 1018332570No coating

MYR 51.26

1 Piece(s)Available 8 Day(s) or more 1018332575No coating

MYR 52.61

1 Piece(s)Available 8 Day(s) or more 1018332580No coating

MYR 53.90

1 Piece(s)Available 8 Day(s) or more 1018332590No coating

MYR 55.20

1 Piece(s)Available 8 Day(s) or more 10183325100No coating

MYR 59.74

1 Piece(s)Available 8 Day(s) or more 10183325125No coating

MYR 63.62

1 Piece(s)Available 8 Day(s) or more 10183325150No coating

MYR 67.87

1 Piece(s)Available 8 Day(s) or more 10183325175No coating

MYR 44.81

1 Piece(s)Available 8 Day(s) or more 1021462725No coating

MYR 45.43

1 Piece(s)Available 8 Day(s) or more 1021462730No coating

MYR 46.78

1 Piece(s)Available 8 Day(s) or more 1021462735No coating

MYR 47.42

1 Piece(s)Available 8 Day(s) or more 1021462740No coating

MYR 48.07

1 Piece(s)Available 8 Day(s) or more 1021462745No coating

MYR 49.34

1 Piece(s)Available 8 Day(s) or more 1021462750No coating

MYR 49.97

1 Piece(s)Available 8 Day(s) or more 1021462755No coating

MYR 50.33

1 Piece(s)Available 8 Day(s) or more 1021462760No coating

MYR 51.26

1 Piece(s)Available 8 Day(s) or more 1021462765No coating

MYR 51.98

1 Piece(s)Available 8 Day(s) or more 1021462770No coating

MYR 52.61

1 Piece(s)Available 8 Day(s) or more 1021462775No coating

MYR 53.90

1 Piece(s)Available 8 Day(s) or more 1021462780No coating

MYR 55.87

1 Piece(s)Available 8 Day(s) or more 1021462790No coating

MYR 58.46

1 Piece(s)Available 8 Day(s) or more 10214627100No coating

MYR 64.92

1 Piece(s)Available 8 Day(s) or more 10214627125No coating

MYR 70.18

1 Piece(s)Available 8 Day(s) or more 10214627150No coating

MYR 75.67

1 Piece(s)Available 8 Day(s) or more 10214627175No coating

MYR 46.10

1 Piece(s)Available 8 Day(s) or more 1026463025No coating

MYR 47.42

1 Piece(s)Available 8 Day(s) or more 1026463030No coating

MYR 48.72

1 Piece(s)Available 8 Day(s) or more 1026463035No coating

MYR 49.97

1 Piece(s)Available 8 Day(s) or more 1026463040No coating

MYR 50.33

1 Piece(s)Available 8 Day(s) or more 1026463045No coating

MYR 51.26

1 Piece(s)Available 8 Day(s) or more 1026463050No coating

MYR 52.61

1 Piece(s)Available 8 Day(s) or more 1026463055No coating

MYR 53.90

1 Piece(s)Available 8 Day(s) or more 1026463060No coating

MYR 54.58

1 Piece(s)Available 8 Day(s) or more 1026463065No coating

MYR 55.20

1 Piece(s)Available 8 Day(s) or more 1026463070No coating

MYR 56.21

1 Piece(s)Available 8 Day(s) or more 1026463075No coating

MYR 57.17

1 Piece(s)Available 8 Day(s) or more 1026463080No coating

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Basic Information

Material SWOSC-V Equivalent(Oil-tempered wire) Allowable deflection ratio(%) 24

Frequently asked question (FAQ)

Question: What is a coil spring?
Answer: A coil spring is a mechanical device made from a wound wire in a helical shape, designed to store and release energy, absorb shock, or maintain a force between contacting surfaces. Commonly used in automotive suspensions, machinery, and mechanical assemblies, coil springs offer flexibility, resilience, and stability.
Question: What is the purpose of coil spring?
Answer: The main purpose of a coil spring is to absorb mechanical energy and then release it when needed. In automotive applications, it supports vehicle weight and cushions road impacts. In machinery, it maintains tension, pressure, or spacing, contributing to smooth motion and load management.
Question: What are coil springs called in various industries?
Answer: Coil springs are also referred to as:
  • Compression springs (used to resist compression forces)
  • Tension springs (when designed to handle pulling forces)
  • Helical springs (based on their wound shape)
The naming may vary depending on the application and force direction.
Question: How are oil-tempered coil springs different from standard springs?
Answer: Oil-tempered coil springs are heat-treated and quenched in oil to enhance strength and durability. This process increases their fatigue resistance and load capacity, making them ideal for high-stress applications like industrial equipment or automotive suspensions.
Question: What materials are typically used for coil springs?
Answer: Coil springs are often made from carbon steel, stainless steel, or oil-tempered wire. The oil-tempered wire used in SWH-type coil springs offers superior toughness, wear resistance, and longevity, especially under cyclic loading conditions.
Question: Can coil springs be customized for specific loads or environments?
Answer: Yes. Coil spring dimensions—such as wire diameter, coil count, free length, and outer diameter—can be adjusted to meet specific force requirements, working loads, and environmental conditions.
Question: Are coil springs suitable for high-temperature environments?
Answer: Standard coil springs made from oil-tempered wire function well in moderate heat. For high-temperature environments, materials like Inconel or stainless steel are preferred to maintain structural integrity without softening or losing elasticity.
Question: How do you determine the right coil spring size?
Answer: Selecting the correct coil spring involves evaluating several parameters:
  • Load requirement
  • Spring rate (stiffness)
  • Operating environment
  • Space constraints
Accurate coil spring dimensions ensure optimal performance without overloading or premature fatigue.
Question: What are common signs of coil spring failure?
Answer: Symptoms of a failing coil spring include deformation, reduced load-bearing capacity, uneven force distribution, and visible cracks or corrosion. Regular inspection is crucial in high-cycle applications to avoid unexpected mechanical failures.
Question: How are coil springs maintained in industrial settings?
Answer: Although coil springs are low-maintenance, ensuring cleanliness, proper installation, and periodic inspection helps extend their life. In corrosive or high-load environments, protective coatings or using corrosion-resistant materials is recommended.

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