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Specifications

 

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Physical Dimension

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Load

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LE 049D 04 S316

Cost
$0.00
$0.00
Price
$0.00
Weight
0.01 lb.
Direction of Wind
Factory Option
Ends
Standard Loops
Finish
Ultrasonically Passivate with Citric Acid for 10 mins At 131 Deg F
Material
Stainless Steel Type 316
Total Coils
15.600
Published Stock Code
LE049D04S316
Product Type
Extension Spring
Product Category
Stock
Revision
NR
Rate (N/mm)
2.34
Rate (kg/cm)
2.38
Rate (lb/in)
13.33
Rate (gm/mm)
238.00
Weight per Item (lb)
0.01
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)
0.70
Inside Diameter (in)
0.28
Inside Diameter (mm)
7.04
Outside Diameter (cm)
0.953
Outside Diameter (in)
0.38
Outside Diameter (mm)
9.53
Outside Diameter - Build Spec (in)
0.38
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)
2380.00
Rate (kg/mm)
0.24
Rate (N/cm)
23.35
Rate - Build Spec (lb/in)
13.33
Rate Tolerance (gm/cm)
238.00
Rate Tolerance (gm/mm)
23.80
Rate Tolerance (kg/cm)
0.24
Rate Tolerance (kg/mm)
0.02
Rate Tolerance (lb/in)
1.33
Rate Tolerance (N/cm)
2.34
Rate Tolerance (N/mm)
0.23
Rate Tolerance - Build Spec (lb/in)
1.33
Total Coils - Build Spec
15.60
Wire Diameter (cm)
0.12
Wire Diameter (inch)
0.05
Wire Diameter (mm)
1.24
Wire Diameter - Build Spec (in)
0.05
Material Short Description
SS 316
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)
1.25
Initial Tension (lb)
1.25
Initial Tension (N)
5.56
Initial Tension (kg)
0.57
Initial Tension (gm)
566.80
Initial Tension Tolerance - Build Spec. (lb)
0.25
Initial Tension Tolerance (lb)
0.25
Initial Tension Tolerance (N)
1.11
Initial Tension Tolerance (kg)
0.11
Initial Tension Tolerance (gm)
113.35
Inside Diameter Tolerance - Build Spec (in)
REF
Max Load - Build Spec. (lb)
8.12
Max Load (lb)
8.12
Max Load (kg)
3.68
Max Load (gm)
3683.70
Max Extended Length - Build Spec. (in)
1.89
Max Extended Length (in)
1.89
Max Extended Length (mm)
48.01
Max Extended Length (cm)
4.80
Body Length - Build Spec. (in)
0.82
Body Length (in)
0.82
Body Length (mm)
20.85
Body Length (cm)
2.09
Loop Inside Diameter - Build Spec. (in)
0.28
Loop Inside Diameter (in)
0.28
Loop Inside Diameter (mm)
7.04
Loop Inside Diameter (cm)
0.70
Loop Position
Random
Loop Opening - Build Spec. (in)
0.05
Loop Opening (in)
0.05
Loop Opening (mm)
1.24
Loop Opening (cm)
0.12
Max Load (N)
36.12
Inside Diameter - Build Spec (in)
0.28
Model Code
LE

Extension Spring: OD 0.375 in, FL 1.375 in, Stainless Steel Type 316

Standard Extension Series (inch)

Selection to Match Your Needs

Lee Spring LE 049D 04 S316 is a precision extension spring from the Standard Extension Series (inch), engineered for applications requiring reliable quality extension springs. This spring features a 0.375-inch outside diameter (9.53 mm) with 0.277-inch loop inside diameter (7.04 mm) and extends from a free length of 1.375 inch (34.93 mm) to a maximum extended length of 1.89 inch (48.01 mm). Made from Stainless Steel Type 316 with a 0.049-inch wire diameter (1.24 mm), the spring delivers a spring rate of 13.33 lb/inch (2.335 N/mm) through its 15.6 total coils with an initial tension of 1.2495 lb (5.558 N). The spring supports a maximum load of 8.121 lb (36.124 N) at full extension with a body length of 0.821 inch (20.85 mm). The spring features Random loop position and Ultrasonically Passivate with Citric Acid for 10 mins At 131 Deg F 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

254261
Product Extension OD 0.375 in, Length 1.375 in, Stainless Steel Type 316
Product Extension OD 9.53 mm, Length 34.93 mm, Stainless Steel Type 316
Part Number LE 049D 04 S316
Series Standard Extension Series (inch)
Outside Diameter (inch) 0.375
Outside Diameter (cm) 0.953
Outside Diameter (mm) 9.53
Wire Diameter (inch) 0.049
Wire Diameter (cm) 0.124
Wire Diameter (mm) 1.24
Max Load (gm) 3683.7
Max Load (lb) 8.121
Max Load (kg) 3.6837
Max Load (N) 36.124
Rate (gm/cm) 2380
Rate (gm/mm) 238
Rate (kg/cm) 2.38
Rate (kg/mm) 0.238
Rate (lb/in) 13.33
Rate (N/cm) 23.35
Rate (N/mm) 2.335
Max Extended Length (cm) 4.801
Max Extended Length (in) 1.89
Max Extended Length (mm) 48.01
Initial Tension (gm) 566.8
Initial Tension (kg): 0.5668
Initial Tension (lb) 1.2495
Initial Tension (N) 5.558
Free Length (cm) 3.493
Free Length (inch) 1.375
Free Length (mm) 34.93
Material Stainless Steel Type 316
Loop Inside Diameter (cm) 0.704
Loop Inside Diameter (in) 0.277
Loop Inside Diameter (mm) 7.04
Ends Standard Loops
Loop Position Random
Direction of Wind Factory Option
Finish Ultrasonically Passivate with Citric Acid for 10 mins At 131 Deg F
0.049 0.375 0.01 1.375 0.035 15.6 1.2495 0.2499 13.33 1.333 1.89 8.121 0.049 0.821 Random 0.375 0.01 1.375 0.035 15.6 1.2495 0.2499 13.33 1.333 1.89 8.121
Default View
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Top view
Quantity Price
1 - 19 $15.470
20 - 49 $9.810
50 - 99 $5.830
100 - 199 $3.980
200 - 299 $3.725
300 - 399 $3.482
400 - 499 $3.126
500 - 599 $2.778
600 - 699 $2.508
700 - 799 $2.290
800 - 899 $2.108
900 - 999 $1.958
1000 $1.827

Why Choose Lee Spring?

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

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

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