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Specifications

 

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Imperial/Inches Metric
Physical Dimension

mm cm

Load

N kg gm

 
 

EI 014C 02 S

Cost
$0.00
$0.00
Price
$0.00
Weight
0.00 lb.
Direction of Wind
Factory Option
Ends
Standard Loops
Finish
Passivate per ASTM A967
Material
Stainless Steel
Total Coils
18.700
Published Stock Code
EI014C02S
Product Type
Extension Spring
Product Category
Stock
Revision
NR
Rate (N/mm)
0.52
Rate (kg/cm)
0.53
Rate (lb/in)
2.97
Rate (gm/mm)
53.00
Weight per Item (lb)
0.00
Material Specification
ASTM A313
Free Length (cm)
1.113
Free Length (inch)
0.438
Free Length (mm)
11.130
Free Length - Build Spec (in)
0.44
Free Length Tolerance (cm)
0.05
Free Length Tolerance (in)
0.02
Free Length Tolerance (mm)
0.51
Free Length Tolerance - Build Spec (in)
0.02
Inside Diameter (cm)
0.21
Inside Diameter (in)
0.08
Inside Diameter (mm)
2.06
Outside Diameter (cm)
0.277
Outside Diameter (in)
0.11
Outside Diameter (mm)
2.77
Outside Diameter - Build Spec (in)
0.11
Outside Diameter Tolerance (cm)
0.01
Outside Diameter Tolerance (in)
0.01
Outside Diameter Tolerance (mm)
0.13
Outside Diameter Tolerance - Build Spec (in)
0.01
Rate (gm/cm)
530.00
Rate (kg/mm)
0.05
Rate (N/cm)
5.19
Rate - Build Spec (lb/in)
2.97
Rate Tolerance (gm/cm)
52.90
Rate Tolerance (gm/mm)
5.29
Rate Tolerance (kg/cm)
0.05
Rate Tolerance (kg/mm)
0.01
Rate Tolerance (lb/in)
0.30
Rate Tolerance (N/cm)
0.52
Rate Tolerance (N/mm)
0.05
Rate Tolerance - Build Spec (lb/in)
0.30
Total Coils - Build Spec
18.66
Wire Diameter (cm)
0.04
Wire Diameter (inch)
0.01
Wire Diameter (mm)
0.36
Wire Diameter - Build Spec (in)
0.01
Material Short Description
SS
Product Series
Instrument Extension Series (inch)
Inside Diameter Tolerance (cm)
Reference
Inside Diameter Tolerance (in)
Reference
Inside Diameter Tolerance (mm)
Reference
Initial Tension - Build Spec. (lb)
0.11
Initial Tension (lb)
0.11
Initial Tension (N)
0.48
Initial Tension (kg)
0.05
Initial Tension (gm)
49.00
Initial Tension Tolerance - Build Spec. (lb)
0.02
Initial Tension Tolerance (lb)
0.02
Initial Tension Tolerance (N)
0.09
Initial Tension Tolerance (kg)
0.01
Initial Tension Tolerance (gm)
9.53
Inside Diameter Tolerance - Build Spec (in)
REF
Max Load - Build Spec. (lb)
1.23
Max Load (lb)
1.23
Max Load (kg)
0.56
Max Load (gm)
559.70
Max Extended Length - Build Spec. (in)
0.82
Max Extended Length (in)
0.82
Max Extended Length (mm)
20.75
Max Extended Length (cm)
2.08
Body Length - Build Spec. (in)
0.28
Body Length (in)
0.28
Body Length (mm)
6.99
Body Length (cm)
0.70
Loop Inside Diameter - Build Spec. (in)
0.08
Loop Inside Diameter (in)
0.08
Loop Inside Diameter (mm)
2.06
Loop Inside Diameter (cm)
0.21
Loop Position
Random
Loop Opening - Build Spec. (in)
0.01
Loop Opening (in)
0.01
Loop Opening (mm)
0.36
Loop Opening (cm)
0.04
Max Load (N)
5.49
Inside Diameter - Build Spec (in)
0.08
Model Code
EI

Instrument Extension Series (inch)

Precision Springs for Precision Products.

Lee Spring EI 014C 02 S is a precision extension spring from the Instrument Extension Series (inch) series, engineered for applications requiring reliable quality extension springs. This spring features a 0.109-inch outside diameter (2.77 mm) with 0.081-inch loop inside diameter (2.06 mm) and extends from a free length of 0.438 inch (11.13 mm) to a maximum extended length of 0.817 inch (20.75 mm). Made from Stainless Steel with a 0.014-inch wire diameter (0.36 mm), the spring delivers a spring rate of 2.966 lb/inch (0.519 N/mm) through its 18.7 total coils with an initial tension of 0.108 lb (0.48 N). The spring supports a maximum load of 1.234 lb (5.489 N) at full extension with a body length of 0.275 inch (6.99 mm). The spring features Random loop position and Passivate per ASTM A967 finish for optimal performance.

About the Extension Spring Instrument Series

The Lee Spring Extension Spring Instrument Series includes a wide range of size and rate combinations in a smaller, highly precise spring design. Selections are sorted in ascending order based on outside diameter. Instrument Series Extension Springs are available in both inch and metric sizes. Sizes range from outside diameters from .063" up to .157" and free lengths from .250" to 1.181". Inch Series springs are available in Music Wire, Type 302 Stainless Steel and Type 316 Stainless Steel. Metric Series springs are available in Music Wire and Type 302 Stainless Steel. The Music Wire springs are made from coated wire or provided with a plating finish for light corrosion resistance. The Type 302 Stainless Steel springs are passivated, while Type 316 Stainless Steel springs are passivated and ultrasonically cleaned.

Instrument Extension Series (inch) Extension Springs have useful applications in various industries, including:

  • Medical devices
  • Firearms
  • Pharmaceutical delivery devices
  • Lighting and electrical control
  • Petro-chemical processes
  • Communication devices
  • Aerospace
  • Testing and measurement equipment
  • Marine applications
  • Automotive
  • Locks and security devices
  • Precision Instruments
  • Hardware

...and many more applications

236131
Product Extension OD 0.109 in, Length 0.438 in, Stainless Steel
Product Extension OD 2.77 mm, Length 11.13 mm, Stainless Steel
Part Number EI 014C 02 S
Series Instrument Extension Series (inch)
Outside Diameter (inch) 0.109
Outside Diameter (cm) 0.277
Outside Diameter (mm) 2.77
Wire Diameter (inch) 0.014
Wire Diameter (cm) 0.036
Wire Diameter (mm) 0.36
Max Load (gm) 559.7
Max Load (lb) 1.234
Max Load (kg) 0.5597
Max Load (N) 5.489
Rate (gm/cm) 530
Rate (gm/mm) 53
Rate (kg/cm) 0.53
Rate (kg/mm) 0.053
Rate (lb/in) 2.966
Rate (N/cm) 5.19
Rate (N/mm) 0.519
Max Extended Length (cm) 2.075
Max Extended Length (in) 0.817
Max Extended Length (mm) 20.75
Initial Tension (gm) 49
Initial Tension (kg) 0.049
Initial Tension (lb) 0.108
Initial Tension (N) 0.48
Free Length (cm) 1.113
Free Length (inch) 0.438
Free Length (mm) 11.13
Material Stainless Steel
Loop Inside Diameter (cm) 0.206
Loop Inside Diameter (in) 0.081
Loop Inside Diameter (mm) 2.06
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Passivate per ASTM A967
0.014 0.109 0.005 0.438 0.02 18.7 0.108 0.021 2.966 0.296 0.817 1.234 0.014 0.275 Random 0.109 0.005 0.438 0.02 18.7 0.108 0.021 2.966 0.296 0.817 1.234
Default View
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Quantity Price
1 - 19 $9.210
20 - 49 $5.600
50 - 99 $2.960
100 - 199 $1.870
200 - 299 $1.532
300 - 399 $1.424
400 - 499 $1.327
500 - 599 $1.237
600 - 699 $1.161
700 - 799 $1.098
800 - 899 $1.044
900 - 999 $1.002
1000 $0.969

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