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Specifications

 

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Imperial/Inches Metric
Physical Dimension

mm cm

Load

N kg gm

 
 

MS24586-159

Cost
$0.00
$0.00
Price
$0.00
Weight
0.00 lb.
Direction of Wind
Factory Option
Ends
Machine Loops
Finish
None
Material
Music Wire
Total Coils
16.500
Published Stock Code
MS24586159
Product Type
Extension Spring
Product Category
Stock
Revision
E
Rate (N/mm)
0.30
Rate (kg/cm)
0.31
Rate (lb/in)
1.73
Rate (gm/mm)
30.90
Weight per Item (lb)
0.01
Material Specification
ASTM A228
Free Length (cm)
3.810
Free Length (inch)
1.500
Free Length (mm)
38.100
Free Length - Build Spec (in)
1.50
Free Length Tolerance (cm)
0.00
Free Length Tolerance (in)
0.00
Free Length Tolerance (mm)
0.00
Free Length Tolerance - Build Spec (in)
0.00
Inside Diameter (cm)
1.08
Inside Diameter (in)
0.43
Inside Diameter (mm)
10.82
Outside Diameter (cm)
1.270
Outside Diameter (in)
0.50
Outside Diameter (mm)
12.70
Outside Diameter - Build Spec (in)
0.50
Outside Diameter Tolerance (cm)
0.02
Outside Diameter Tolerance (in)
0.01
Outside Diameter Tolerance (mm)
0.20
Outside Diameter Tolerance - Build Spec (in)
0.01
Rate (gm/cm)
309.00
Rate (kg/mm)
0.03
Rate (N/cm)
3.03
Rate - Build Spec (lb/in)
1.73
Rate Tolerance (gm/cm)
30.90
Rate Tolerance (gm/mm)
3.09
Rate Tolerance (kg/cm)
0.03
Rate Tolerance (kg/mm)
0.00
Rate Tolerance (lb/in)
0.17
Rate Tolerance (N/cm)
0.30
Rate Tolerance (N/mm)
0.03
Rate Tolerance - Build Spec (lb/in)
0.17
Total Coils - Build Spec
16.50
Wire Diameter (cm)
0.09
Wire Diameter (inch)
0.04
Wire Diameter (mm)
0.94
Wire Diameter - Build Spec (in)
0.04
Material Short Description
MW
Product Series
MIL SPEC Extension (MS24586)
Inside Diameter Tolerance (cm)
Reference
Inside Diameter Tolerance (in)
Reference
Inside Diameter Tolerance (mm)
Reference
Initial Tension - Build Spec. (lb)
0.40
Initial Tension (lb)
0.40
Initial Tension (N)
1.78
Initial Tension (kg)
0.18
Initial Tension (gm)
181.40
Initial Tension Tolerance - Build Spec. (lb)
0.00
Initial Tension Tolerance (lb)
0.00
Initial Tension Tolerance (N)
0.00
Initial Tension Tolerance (kg)
0.00
Initial Tension Tolerance (gm)
0.00
Inside Diameter Tolerance - Build Spec (in)
REF
Max Load - Build Spec. (lb)
4.40
Max Load (lb)
4.40
Max Load (kg)
2.00
Max Load (gm)
1995.80
Max Extended Length - Build Spec. (in)
3.81
Max Extended Length (in)
3.81
Max Extended Length (mm)
96.77
Max Extended Length (cm)
9.68
Body Length - Build Spec. (in)
0.65
Body Length (in)
0.65
Body Length (mm)
16.46
Body Length (cm)
1.65
Loop Inside Diameter - Build Spec. (in)
0.43
Loop Inside Diameter (in)
0.43
Loop Inside Diameter (mm)
10.82
Loop Inside Diameter (cm)
1.08
Loop Position
Inline
Loop Opening - Build Spec. (in)
0.02
Loop Opening (in)
0.02
Loop Opening (mm)
0.46
Loop Opening (cm)
0.05
Max Load (N)
19.57
Inside Diameter - Build Spec (in)
0.43
Model Code
MS

MIL SPEC Extension (MS24586)

Available for Immediate Delivery from Stock

The MS24586-159 is a military specification extension spring from the MIL SPEC Extension (MS24586) series, designed to meet stringent defense and aerospace standards for critical applications. This precision spring features a 0.5-inch outside diameter (12.7 mm) with 0.426-inch loop inside diameter (10.82 mm) and extends from a free length of 1.5 inch (38.1 mm) to a maximum extended length of 3.81 inch (96.77 mm), providing reliable extension performance in military and aerospace systems where consistent operation under extreme conditions is mandatory. Manufactured from Music Wire with a 0.037-inch wire diameter (0.94 mm), the spring delivers a spring rate of 1.73 lb/inch (0.303 N/mm) through its 16.5 total coils with an initial tension of 0.4 lb (1.779 N) ensuring predictable force characteristics required by military specifications. With Inline loop positions for optimal load distribution and precise attachment, the spring supports a maximum load of 4.4 lb (19.572 N) at full extension with a body length of 0.648 inch (16.46 mm). This MIL-SPEC spring is essential for defense contractors, aerospace manufacturers, and government applications where compliance with military standards and proven reliability are non-negotiable requirements.

Learn about the MIL-SPEC Springs Series - MS24586

These products are part of the United States Defense Standard. They are used to help achieve standardization objectives set by the U.S. Department of Defense. This series is also commonly known interchangeably as "military standards", "MIL-SPEC", "MIL-STD" or "MilSpecs." These high precision designs meet stringent technical requirements and are used in a multitude of Military and Aerospace applications, both defense and non-defense related. MIL-SPEC springs are increasingly specified by other non-Defense government organizations, technical organizations, and highly regulated industries. The MIL-SPEC standard for extension springs for loads below 30 lbs. is AS24586; this was formerly MS24586. The MIL-SPEC standard for compression springs for loads below 20 lbs. is AS24585; this standard was formerly MS24585 are also available from stock and ready to ship.

MIL SPEC Extension (MS24586) 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

274721
Product MIL SPEC Extension Spring: OD 0.5 in, FL 1.5 in, Music Wire
Product MIL SPEC Extension Spring: OD 0.5 in, FL 1.5 in, Music Wire
Part Number MS24586-159
Series MIL SPEC Extension (MS24586)
Outside Diameter (inch) 0.5
Outside Diameter (cm) 1.27
Outside Diameter (mm) 12.7
Wire Diameter (inch) 0.037
Wire Diameter (cm) 0.094
Wire Diameter (mm) 0.94
Max Load (gm) 1995.8
Max Load (lb) 4.4
Max Load (kg): 1.9958
Max Load (N): 19.572
Rate (gm/cm) 309
Rate (gm/mm) 30.9
Rate (kg/cm) 0.309
Rate (kg/mm) 0.0309
Rate (lb/in) 1.73
Rate (N/cm) 3.03
Rate (N/mm) 0.303
Max Extended Length (cm) 9.677
Max Extended Length (in) 3.81
Max Extended Length (mm) 96.77
Initial Tension (gm) 181.4
Initial Tension (kg) 0.1814
Initial Tension (lb) 0.4
Initial Tension (N) 1.779
Free Length (cm) 3.81
Free Length (inch) 1.5
Free Length (mm) 38.1
Material Music Wire
Loop Inside Diameter (cm) 1.082
Loop Inside Diameter (in) 0.426
Loop Inside Diameter (mm) 10.82
Ends Machine Loops
Loop Position Inline
Direction of Wind Factory Option
Finish None
0.037 0.5 0.008 1.5 0 16.5 0.4 0 1.73 0.173 3.81 4.4 0.037 0.648 Inline 0.5 0.008 1.5 0 16.5 0.4 0 1.73 0.173 3.81 4.4
Default View
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Quantity Price
1 - 19 $19.890
20 - 49 $13.000
50 - 99 $8.380
100 - 199 $6.010
200 - 299 $4.092
300 - 399 $3.187
400 - 499 $2.637
500 - 599 $2.262
600 - 699 $1.990
700 - 799 $1.782
800 - 899 $1.618
900 - 999 $1.481
1000 $1.370

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