Compression Helical Spring

Model / MPN: A51K56521-11 | NSN: 5360-00-007-0005

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

Product Details

NATO Stock Number

5360-00-007-0005

Sold in multiples of

1 EA

DEMIL

Inside Diameter

Between 0.666 inches and 0.696 inches

End Style

E4 spring end, squared and ground both ends

End Style

Spring end, squared and ground both ends

Spring Free Length

3.120 inches

Accommodated Rod Diameter

0.646 inches

Material Hardness Rating

Between 54.0 rockwell c and 59.0 rockwell c

Coil Quantity

Spring Solid Length

1.840 inches

Spring Solid Outside Diameter

0.913 inches

Coil Helix Direction

Right-hand or left-hand

Spring Deflection Rate

Between 47.350 pounds per inch and 57.870 pounds per inch

Spring Free Outside Diameter

Between 0.898 inches and 0.928 inches

Material

Steel comp 631

Material Specification

Ams 5673 assn standard single material response

Surface Treatment

Passivate

Surface Treatment Specification

Gss 7021, cagec 26512 mfr ref single treatment response

Style Designator

Cylindrical

A51K56521 Series Parts

A51K56521-11

Pricing and Availability

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Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
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HAZMAT Certified
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A51K56521-11 Cross Reference

A51K56521-11