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Specifications

 

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Imperial/Inches Metric
Physical Dimension

mm cm

Load

N kg gm

 
 

LE 034B 07 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
31.900
Published Stock Code
LE034B07S
Product Type
Extension Spring
Product Category
Stock
Revision
NR
Rate (N/mm)
2.51
Rate (kg/cm)
2.56
Rate (lb/in)
14.33
Rate (gm/mm)
255.90
Weight per Item (lb)
0.00
Material Specification
ASTM A313
Free Length (cm)
3.493
Free Length (inch)
1.375
Free Length (mm)
34.930
Free Length - Build Spec (in)
1.38
Free Length Tolerance (cm)
0.09
Free Length Tolerance (in)
0.04
Free Length Tolerance (mm)
0.89
Free Length Tolerance - Build Spec (in)
0.04
Inside Diameter (cm)
0.31
Inside Diameter (in)
0.12
Inside Diameter (mm)
3.05
Outside Diameter (cm)
0.478
Outside Diameter (in)
0.19
Outside Diameter (mm)
4.78
Outside Diameter - Build Spec (in)
0.19
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)
2559.00
Rate (kg/mm)
0.26
Rate (N/cm)
25.10
Rate - Build Spec (lb/in)
14.33
Rate Tolerance (gm/cm)
255.90
Rate Tolerance (gm/mm)
25.59
Rate Tolerance (kg/cm)
0.26
Rate Tolerance (kg/mm)
0.03
Rate Tolerance (lb/in)
1.43
Rate Tolerance (N/cm)
2.51
Rate Tolerance (N/mm)
0.25
Rate Tolerance - Build Spec (lb/in)
1.43
Total Coils - Build Spec
31.92
Wire Diameter (cm)
0.09
Wire Diameter (inch)
0.03
Wire Diameter (mm)
0.86
Wire Diameter - Build Spec (in)
0.03
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)
0.75
Initial Tension (lb)
0.75
Initial Tension (N)
3.34
Initial Tension (kg)
0.34
Initial Tension (gm)
340.10
Initial Tension Tolerance - Build Spec. (lb)
0.15
Initial Tension Tolerance (lb)
0.15
Initial Tension Tolerance (N)
0.67
Initial Tension Tolerance (kg)
0.07
Initial Tension Tolerance (gm)
68.01
Inside Diameter Tolerance - Build Spec (in)
REF
Max Load - Build Spec. (lb)
7.50
Max Load (lb)
7.50
Max Load (kg)
3.40
Max Load (gm)
3400.60
Max Extended Length - Build Spec. (in)
1.85
Max Extended Length (in)
1.85
Max Extended Length (mm)
46.86
Max Extended Length (cm)
4.69
Body Length - Build Spec. (in)
1.14
Body Length (in)
1.14
Body Length (mm)
28.83
Body Length (cm)
2.88
Loop Inside Diameter - Build Spec. (in)
0.12
Loop Inside Diameter (in)
0.12
Loop Inside Diameter (mm)
3.05
Loop Inside Diameter (cm)
0.31
Loop Position
Random
Loop Opening - Build Spec. (in)
0.03
Loop Opening (in)
0.03
Loop Opening (mm)
0.86
Loop Opening (cm)
0.09
Max Load (N)
33.35
Inside Diameter - Build Spec (in)
0.12
Model Code
LE

Extension Spring: OD 0.188 in, FL 1.375 in, Stainless Steel

Standard Extension Series (inch)

Selection to Match Your Needs

Lee Spring LE 034B 07 S is a precision extension spring from the Standard Extension Series (inch), engineered for applications requiring reliable quality extension springs. This spring features a 0.188-inch outside diameter (4.78 mm) with 0.12-inch loop inside diameter (3.05 mm) and extends from a free length of 1.375 inch (34.93 mm) to a maximum extended length of 1.845 inch (46.86 mm). Made from Stainless Steel with a 0.034-inch wire diameter (0.86 mm), the spring delivers a spring rate of 14.33 lb/inch (2.51 N/mm) through its 31.9 total coils with an initial tension of 0.7497 lb (3.335 N). The spring supports a maximum load of 7.497 lb (33.348 N) at full extension with a body length of 1.135 inch (28.83 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

246391
Product Extension OD 0.188 in, Length 1.375 in, Stainless Steel
Product Extension OD 4.78 mm, Length 34.93 mm, Stainless Steel
Part Number LE 034B 07 S
Series Standard Extension Series (inch)
Outside Diameter (inch) 0.188
Outside Diameter (cm) 0.478
Outside Diameter (mm) 4.78
Wire Diameter (inch) 0.034
Wire Diameter (cm) 0.086
Wire Diameter (mm) 0.86
Max Load (gm) 3400.6
Max Load (lb) 7.497
Max Load (kg) 3.4006
Max Load (N) 33.348
Rate (gm/cm) 2559
Rate (gm/mm) 255.9
Rate (kg/cm) 2.559
Rate (kg/mm) 0.2559
Rate (lb/in) 14.33
Rate (N/cm) 25.1
Rate (N/mm) 2.51
Max Extended Length (cm) 4.686
Max Extended Length (in) 1.845
Max Extended Length (mm) 46.86
Initial Tension (gm) 340.1
Initial Tension (kg): 0.3401
Initial Tension (lb) 0.7497
Initial Tension (N) 3.335
Free Length (cm) 3.493
Free Length (inch) 1.375
Free Length (mm) 34.93
Material Stainless Steel
Loop Inside Diameter (cm) 0.305
Loop Inside Diameter (in) 0.12
Loop Inside Diameter (mm) 3.05
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Passivate per ASTM A967
0.034 0.188 0.005 1.375 0.035 31.9 0.7497 0.14994 14.33 1.433 1.845 7.497 0.034 1.135 Random 0.188 0.005 1.375 0.035 31.9 0.7497 0.14994 14.33 1.433 1.845 7.497
Default View
Side view
Top view
Quantity Price
1 - 19 $8.570
20 - 49 $5.170
50 - 99 $2.720
100 - 199 $1.690
200 - 299 $1.465
300 - 399 $1.397
400 - 499 $1.338
500 - 599 $1.286
600 - 699 $1.237
700 - 799 $1.199
800 - 899 $1.166
900 - 999 $1.137
1000 $1.120

Why Choose Lee Spring?

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on Stock Springs in the Continental United States

FREE Plating

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

on Stock Springs Designs

Global Flexibility

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