.

NORTH AMERICA

EUROPE

ASIA

CENTRAL & SOUTH AMERICA

AFRICA & MIDDLE EAST

Pacific Rim

 
0 Items Total: $0.00
×
 
Main view
side view
Top view
3D
2D
Quantity
 

Add

Enter your details and we'll get started right away.

Most quotes are generated and emailed instantly. Large-volume requests are reviewed by our team and typically follow up within 1 business day.

 

Specifications

 

Download Spec Sheet

Imperial/Inches Metric
Physical Dimension

mm cm

Load

N kg gm

 
 

LE 043CD 11M

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
57.600
Published Stock Code
LE043CD11M
Product Type
Extension Spring
Product Category
Stock
Revision
NR
Rate (N/mm)
0.79
Rate (kg/cm)
0.81
Rate (lb/in)
4.52
Rate (gm/mm)
80.70
Weight per Item (lb)
0.02
Material Specification
ASTM A228
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)
0.13
Free Length Tolerance (in)
0.05
Free Length Tolerance (mm)
1.27
Free Length Tolerance - Build Spec (in)
0.05
Inside Diameter (cm)
0.58
Inside Diameter (in)
0.23
Inside Diameter (mm)
5.77
Outside Diameter (cm)
0.795
Outside Diameter (in)
0.31
Outside Diameter (mm)
7.95
Outside Diameter - Build Spec (in)
0.31
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)
807.00
Rate (kg/mm)
0.08
Rate (N/cm)
7.92
Rate - Build Spec (lb/in)
4.52
Rate Tolerance (gm/cm)
80.70
Rate Tolerance (gm/mm)
8.07
Rate Tolerance (kg/cm)
0.08
Rate Tolerance (kg/mm)
0.01
Rate Tolerance (lb/in)
0.45
Rate Tolerance (N/cm)
0.79
Rate Tolerance (N/mm)
0.08
Rate Tolerance - Build Spec (lb/in)
0.45
Total Coils - Build Spec
57.64
Wire Diameter (cm)
0.11
Wire Diameter (inch)
0.04
Wire Diameter (mm)
1.09
Wire Diameter - Build Spec (in)
0.04
Material Short Description
MW
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)
1.30
Initial Tension (lb)
1.30
Initial Tension (N)
5.78
Initial Tension (kg)
0.59
Initial Tension (gm)
589.70
Initial Tension Tolerance - Build Spec. (lb)
0.26
Initial Tension Tolerance (lb)
0.26
Initial Tension Tolerance (N)
1.16
Initial Tension Tolerance (kg)
0.12
Initial Tension Tolerance (gm)
117.94
Inside Diameter Tolerance - Build Spec (in)
REF
Max Load - Build Spec. (lb)
10.30
Max Load (lb)
10.30
Max Load (kg)
4.67
Max Load (gm)
4672.10
Max Extended Length - Build Spec. (in)
4.99
Max Extended Length (in)
4.99
Max Extended Length (mm)
126.75
Max Extended Length (cm)
12.68
Body Length - Build Spec. (in)
2.55
Body Length (in)
2.55
Body Length (mm)
64.67
Body Length (cm)
6.47
Loop Inside Diameter - Build Spec. (in)
0.23
Loop Inside Diameter (in)
0.23
Loop Inside Diameter (mm)
5.77
Loop Inside Diameter (cm)
0.58
Loop Position
Random
Loop Opening - Build Spec. (in)
0.04
Loop Opening (in)
0.04
Loop Opening (mm)
1.09
Loop Opening (cm)
0.11
Max Load (N)
45.82
Inside Diameter - Build Spec (in)
0.23
Model Code
LE

Standard Extension Series (inch)

Selection to Match Your Needs

Lee Spring LE 043CD 11M is a precision extension spring from the Standard Extension Series (inch), engineered for applications requiring reliable quality extension springs. This spring features a 0.313-inch outside diameter (7.95 mm) with 0.227-inch loop inside diameter (5.77 mm) and extends from a free length of 3 inch (76.2 mm) to a maximum extended length of 4.99 inch (126.75 mm). Made from Music Wire with a 0.043-inch wire diameter (1.09 mm), the spring delivers a spring rate of 4.52 lb/inch (0.792 N/mm) through its 57.6 total coils with an initial tension of 1.3 lb (5.783 N). The spring supports a maximum load of 10.3 lb (45.817 N) at full extension with a body length of 2.546 inch (64.67 mm). 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 (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

252171
Product Extension OD 0.313 in, Length 3 in, Music Wire
Product Extension OD 7.95 mm, Length 76.2 mm, Music Wire
Part Number LE 043CD 11M
Series Standard Extension Series (inch)
Outside Diameter (inch) 0.313
Outside Diameter (cm) 0.795
Outside Diameter (mm) 7.95
Wire Diameter (inch) 0.043
Wire Diameter (cm) 0.109
Wire Diameter (mm) 1.09
Max Load (gm) 4672.1
Max Load (lb) 10.3
Max Load (kg) 4.6721
Max Load (N) 45.817
Rate (gm/cm) 807
Rate (gm/mm) 80.7
Rate (kg/cm) 0.807
Rate (kg/mm) 0.0807
Rate (lb/in) 4.52
Rate (N/cm) 7.92
Rate (N/mm) 0.792
Max Extended Length (cm) 12.675
Max Extended Length (in) 4.99
Max Extended Length (mm) 126.75
Initial Tension (gm) 589.7
Initial Tension (kg): 0.5897
Initial Tension (lb) 1.3
Initial Tension (N) 5.783
Free Length (cm) 7.62
Free Length (inch) 3
Free Length (mm) 76.2
Material Music Wire
Loop Inside Diameter (cm) 0.577
Loop Inside Diameter (in) 0.227
Loop Inside Diameter (mm) 5.77
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Zinc Plate and Bake per ASTM B633
0.043 0.313 0.01 3 0.05 57.6 1.3 0.26 4.52 0.452 4.99 10.3 0.043 2.546 Random 0.313 0.01 3 0.05 57.6 1.3 0.26 4.52 0.452 4.99 10.3
Default View
Side view
Top view
Quantity Price
1 - 19 $9.870
20 - 49 $6.030
50 - 99 $3.200
100 - 199 $2.040
200 - 299 $1.742
300 - 399 $1.647
400 - 499 $1.563
500 - 599 $1.488
600 - 699 $1.423
700 - 799 $1.366
800 - 899 $1.319
900 - 999 $1.280
1000 $1.250

Why Choose Lee Spring?

large selection of springs

Selection

25,000+ products
available, plus custom
products made to your specification.

FREE Standard Ground Shipping

on Stock Springs in the Continental United States

FREE Plating

on all Music Wire Stock Springs

FREE Grinding

on all Standard Stock Compression Springs

in stock springs

In Stock

Springs ready to ship
today.

Expert Engineering Assistance

on Stock and Custom Springs

Certificate of Compliance

on all Stock Springs and Custom Springs

Guaranteed RoHS Compliance

on all Stock Springs

engineering and customer service support

Support

Engineering and
Customer Service teams ready to assist.

Live Customer Service Support

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

Quick Catalog Request Form

Social Icon

  • facebook
  • facebook
  • linkedin
  • linkedin
  • twitter
  • twitter
  • facebook
  • facebook
  • linkedin
  • linkedin
  • twitter
  • twitter

LeeSpring