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Specifications

 

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Physical Dimension

mm cm

Load

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LEM150D 07 M

Cost
$0.00
$0.00
Price
$0.00
Weight
0.02 lb.
Direction of Wind
Factory Option
Ends
Standard Loops
Finish
Zinc Plate and Bake per ASTM B633
Material
Music Wire
Total Coils
26.900
Published Stock Code
LEM150D07M
Product Type
Extension Spring
Product Category
Stock
Revision
NR
Rate (N/mm)
3.79
Rate (kg/cm)
3.86
Rate (lb/in)
21.62
Rate (gm/mm)
386.10
Weight per Item (lb)
0.02
Material Specification
ASTM A228
Free Length (cm)
5.499
Free Length (inch)
2.165
Free Length (mm)
54.990
Free Length - Build Spec (in)
2.17
Free Length Tolerance (cm)
0.13
Free Length Tolerance (in)
0.05
Free Length Tolerance (mm)
1.27
Free Length Tolerance - Build Spec (in)
0.05
Inside Diameter (cm)
0.65
Inside Diameter (in)
0.26
Inside Diameter (mm)
6.50
Outside Diameter (cm)
0.950
Outside Diameter (in)
0.37
Outside Diameter (mm)
9.50
Outside Diameter - Build Spec (in)
0.37
Outside Diameter Tolerance (cm)
0.03
Outside Diameter Tolerance (in)
0.01
Outside Diameter Tolerance (mm)
0.25
Outside Diameter Tolerance - Build Spec (in)
0.01
Rate (gm/cm)
3861.00
Rate (kg/mm)
0.39
Rate (N/cm)
37.86
Rate - Build Spec (lb/in)
21.62
Rate Tolerance (gm/cm)
386.10
Rate Tolerance (gm/mm)
38.61
Rate Tolerance (kg/cm)
0.39
Rate Tolerance (kg/mm)
0.04
Rate Tolerance (lb/in)
2.16
Rate Tolerance (N/cm)
3.79
Rate Tolerance (N/mm)
0.38
Rate Tolerance - Build Spec (lb/in)
2.16
Total Coils - Build Spec
26.90
Wire Diameter (cm)
0.15
Wire Diameter (inch)
0.06
Wire Diameter (mm)
1.50
Wire Diameter - Build Spec (in)
0.06
Material Short Description
MW
Product Series
Standard Extension Series (metric)
Inside Diameter Tolerance (cm)
Reference
Inside Diameter Tolerance (in)
Reference
Inside Diameter Tolerance (mm)
Reference
Initial Tension - Build Spec. (lb)
3.30
Initial Tension (lb)
3.30
Initial Tension (N)
14.68
Initial Tension (kg)
1.50
Initial Tension (gm)
1496.90
Initial Tension Tolerance - Build Spec. (lb)
0.66
Initial Tension Tolerance (lb)
0.66
Initial Tension Tolerance (N)
2.94
Initial Tension Tolerance (kg)
0.30
Initial Tension Tolerance (gm)
299.38
Inside Diameter Tolerance - Build Spec (in)
REF
Max Load - Build Spec. (lb)
22.05
Max Load (lb)
22.05
Max Load (kg)
10.00
Max Load (gm)
10001.90
Max Extended Length - Build Spec. (in)
3.04
Max Extended Length (in)
3.04
Max Extended Length (mm)
77.09
Max Extended Length (cm)
7.71
Body Length - Build Spec. (in)
1.65
Body Length (in)
1.65
Body Length (mm)
41.99
Body Length (cm)
4.20
Loop Inside Diameter - Build Spec. (in)
0.26
Loop Inside Diameter (in)
0.26
Loop Inside Diameter (mm)
6.50
Loop Inside Diameter (cm)
0.65
Loop Position
Random
Loop Opening - Build Spec. (in)
0.06
Loop Opening (in)
0.06
Loop Opening (mm)
1.50
Loop Opening (cm)
0.15
Max Load (N)
98.08
Inside Diameter - Build Spec (in)
0.26
Model Code
LEM

Extension Spring: OD 9.5 mm, FL 54.99 mm, Music Wire

Standard Extension Series (metric)

Selection to Match Your Needs

Lee Spring LEM150D 07 M is a precision extension spring from the Standard Extension Series (metric) series, engineered for applications requiring reliable quality extension springs. This spring features a 9.5-mm outside diameter (0.374 inch) with 6.5-mm loop inside diameter (0.256 inch) and extends from a free length of 54.99 mm (2.165 inch) to a maximum extended length of 77.09 mm (3.035 inch). Made from Music Wire with a 1.5-mm wire diameter (0.059 inch), the spring delivers a spring rate of 3.786 N/mm (21.62 lb/inch) through its 26.9 total coils with an initial tension of 14.679 N (3.3 lb) for predictable extension behavior. The spring supports a maximum load of 98.083 N (22.05 lb) at full extension with a body length of 41.99 mm (1.653 inch). The spring features Random loop position and Zinc Plate and Bake per ASTM B633 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 (metric) 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

272941
Product Extension OD 0.374 in, Length 2.165 in, Music Wire
Product Extension OD 9.5 mm, Length 54.99 mm, Music Wire
Part Number LEM150D 07 M
Series Standard Extension Series (metric)
Outside Diameter (inch) 0.374
Outside Diameter (cm) 0.95
Outside Diameter (mm) 9.5
Wire Diameter (inch) 0.059
Wire Diameter (cm) 0.15
Wire Diameter (mm) 1.5
Max Load (gm) 10001.9
Max Load (lb) 22.05
Max Load (kg) 10.0019
Max Load (N) 98.083
Rate (gm/cm) 3861
Rate (gm/mm) 386.1
Rate (kg/cm) 3.861
Rate (kg/mm) 0.3861
Rate (lb/in) 21.62
Rate (N/cm) 37.86
Rate (N/mm) 3.786
Max Extended Length (cm) 7.709
Max Extended Length (in) 3.035
Max Extended Length (mm) 77.09
Initial Tension (gm) 1496.9
Initial Tension (kg) 1.4969
Initial Tension (lb) 3.3
Initial Tension (N) 14.679
Free Length (cm) 5.499
Free Length (inch) 2.165
Free Length (mm) 54.99
Material Music Wire
Loop Inside Diameter (cm) 0.65
Loop Inside Diameter (in) 0.256
Loop Inside Diameter (mm) 6.5
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Zinc Plate and Bake per ASTM B633
0.059 0.374 0.01 2.165 0.05 26.9 3.3 0.66 21.62 2.162 3.035 22.05 0.059 1.653 Random 0.374 0.01 2.165 0.05 26.9 3.3 0.66 21.62 2.162 3.035 22.05
Default View
Side view
Top view
Quantity Price
1 - 19 $9.570
20 - 49 $5.810
50 - 99 $3.100
100 - 199 $1.960
200 - 299 $1.691
300 - 399 $1.600
400 - 499 $1.526
500 - 599 $1.455
600 - 699 $1.390
700 - 799 $1.339
800 - 899 $1.297
900 - 999 $1.263
1000 $1.235

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on Stock Springs in the Continental United States

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on all Music Wire Stock Springs

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on all Standard Stock Compression Springs

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on Stock and Custom Springs

Certificate of Compliance

on all Stock Springs and Custom Springs

Guaranteed RoHS Compliance

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at all Locations

Enhanced CAD Downloads

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allows Lee Spring to find solutions that meet your
geographic requirements wherever your business
takes you in the world