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Specifications

 

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Physical Dimension

mm cm

Load

N kg gm

 
 

LE 125JK 01S

Cost
$0.00
$0.00
Price
$0.00
Weight
0.14 lb.
Direction of Wind
Factory Option
Ends
Standard Loops
Finish
Passivate per ASTM A967
Material
Stainless Steel
Total Coils
9.000
Published Stock Code
LE125JK01S
Product Type
Extension Spring
Product Category
Stock
Revision
NR
Rate (N/mm)
7.04
Rate (kg/cm)
7.17
Rate (lb/in)
40.17
Rate (gm/mm)
717.40
Weight per Item (lb)
0.14
Material Specification
ASTM A313
Free Length (cm)
7.620
Free Length (inch)
3.000
Free Length (mm)
76.200
Free Length - Build Spec (in)
3.00
Free Length Tolerance (cm)
0.15
Free Length Tolerance (in)
0.06
Free Length Tolerance (mm)
1.52
Free Length Tolerance - Build Spec (in)
0.06
Inside Diameter (cm)
2.20
Inside Diameter (in)
0.87
Inside Diameter (mm)
21.97
Outside Diameter (cm)
2.858
Outside Diameter (in)
1.13
Outside Diameter (mm)
28.58
Outside Diameter - Build Spec (in)
1.13
Outside Diameter Tolerance (cm)
0.05
Outside Diameter Tolerance (in)
0.02
Outside Diameter Tolerance (mm)
0.51
Outside Diameter Tolerance - Build Spec (in)
0.02
Rate (gm/cm)
7174.00
Rate (kg/mm)
0.72
Rate (N/cm)
70.35
Rate - Build Spec (lb/in)
40.17
Rate Tolerance (gm/cm)
717.40
Rate Tolerance (gm/mm)
71.74
Rate Tolerance (kg/cm)
0.72
Rate Tolerance (kg/mm)
0.07
Rate Tolerance (lb/in)
4.02
Rate Tolerance (N/cm)
7.04
Rate Tolerance (N/mm)
0.70
Rate Tolerance - Build Spec (lb/in)
4.02
Total Coils - Build Spec
9.02
Wire Diameter (cm)
0.33
Wire Diameter (inch)
0.13
Wire Diameter (mm)
3.30
Wire Diameter - Build Spec (in)
0.13
Material Short Description
SS
Product Series
Standard Extension Series (inch)
Inside Diameter Tolerance (cm)
Reference
Inside Diameter Tolerance (in)
Reference
Inside Diameter Tolerance (mm)
Reference
Initial Tension - Build Spec. (lb)
4.79
Initial Tension (lb)
4.79
Initial Tension (N)
21.31
Initial Tension (kg)
2.17
Initial Tension (gm)
2172.70
Initial Tension Tolerance - Build Spec. (lb)
0.96
Initial Tension Tolerance (lb)
0.96
Initial Tension Tolerance (N)
4.26
Initial Tension Tolerance (kg)
0.43
Initial Tension Tolerance (gm)
434.55
Inside Diameter Tolerance - Build Spec (in)
REF
Max Load - Build Spec. (lb)
51.83
Max Load (lb)
51.83
Max Load (kg)
23.51
Max Load (gm)
23508.30
Max Extended Length - Build Spec. (in)
4.17
Max Extended Length (in)
4.17
Max Extended Length (mm)
105.94
Max Extended Length (cm)
10.59
Body Length - Build Spec. (in)
1.30
Body Length (in)
1.30
Body Length (mm)
33.10
Body Length (cm)
3.31
Loop Inside Diameter - Build Spec. (in)
0.87
Loop Inside Diameter (in)
0.87
Loop Inside Diameter (mm)
21.97
Loop Inside Diameter (cm)
2.20
Loop Position
Random
Loop Opening - Build Spec. (in)
0.13
Loop Opening (in)
0.13
Loop Opening (mm)
3.30
Loop Opening (cm)
0.33
Max Load (N)
230.53
Inside Diameter - Build Spec (in)
0.87
Model Code
LE

Extension Spring: OD 1.125 in, FL 3 in, Stainless Steel

Standard Extension Series (inch)

Selection to Match Your Needs

Lee Spring LE 125JK 01S is a precision extension spring from the Standard Extension Series (inch), engineered for applications requiring reliable quality extension springs. This spring features a 1.125-inch outside diameter (28.58 mm) with 0.865-inch loop inside diameter (21.97 mm) and extends from a free length of 3 inch (76.2 mm) to a maximum extended length of 4.171 inch (105.94 mm). Made from Stainless Steel with a 0.13-inch wire diameter (3.3 mm), the spring delivers a spring rate of 40.17 lb/inch (7.035 N/mm) through its 9 total coils with an initial tension of 4.79 lb (21.307 N). The spring supports a maximum load of 51.826 lb (230.534 N) at full extension with a body length of 1.303 inch (33.1 mm). The spring features Random loop position and Passivate per ASTM A967 finish for optimal performance.

Extension Springs: Standard Series

The Lee Spring Standard Extension Spring Series includes a wide range of size and rate combinations and in both inch and metric sizes. Standard 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 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.

Lee Spring's Stock Extension Springs are supplied with full diameter loops (either to machine or crossover center style) at a random position with the exception of Metric Extension Springs which are specified to meet DIN Standards. Loop openings are approximately one wire diameter and the direction of wind is factory optional.

Standard 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

265551
Product Extension OD 1.125 in, Length 3 in, Stainless Steel
Product Extension OD 28.58 mm, Length 76.2 mm, Stainless Steel
Part Number LE 125JK 01S
Series Standard Extension Series (inch)
Outside Diameter (inch) 1.125
Outside Diameter (cm) 2.858
Outside Diameter (mm) 28.58
Wire Diameter (inch) 0.13
Wire Diameter (cm) 0.33
Wire Diameter (mm) 3.3
Max Load (gm) 23508.3
Max Load (lb) 51.826
Max Load (kg) 23.5083
Max Load (N) 230.534
Rate (gm/cm) 7174
Rate (gm/mm) 717.4
Rate (kg/cm) 7.174
Rate (kg/mm) 0.7174
Rate (lb/in) 40.17
Rate (N/cm) 70.35
Rate (N/mm) 7.035
Max Extended Length (cm) 10.594
Max Extended Length (in) 4.171
Max Extended Length (mm) 105.94
Initial Tension (gm) 2172.7
Initial Tension (kg): 2.1727
Initial Tension (lb) 4.79
Initial Tension (N) 21.307
Free Length (cm) 7.62
Free Length (inch) 3
Free Length (mm) 76.2
Material Stainless Steel
Loop Inside Diameter (cm) 2.197
Loop Inside Diameter (in) 0.865
Loop Inside Diameter (mm) 21.97
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Passivate per ASTM A967
0.13 1.125 0.02 3 0.06 9 4.79 0.958 40.17 4.017 4.171 51.826 0.13 1.303 Random 1.125 0.02 3 0.06 9 4.79 0.958 40.17 4.017 4.171 51.826
Default View
Side view
Top view
Quantity Price
1 - 19 $21.020
20 - 49 $13.870
50 - 99 $9.130
100 - 199 $6.590
200 - 299 $5.236
300 - 399 $4.751
400 - 499 $4.309
500 - 599 $3.922
600 - 699 $3.576
700 - 799 $3.286
800 - 899 $3.043
900 - 999 $2.846
1000 $2.702

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geographic requirements wherever your business
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