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Flexible Top Lock Nut, 1/2"-20, 18-8 Stainless Steel, Not Graded, Plain, 1/8 in Ht, 25 PK MPN:50FK-820

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Brand: Flexloc
Part #: 50FK-820
SKU
510-G2478266
Regular Price $374.21 Special Price $267.29

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Flexible Top Lock Nut, 1/2"-20, 18-8 Stainless Steel, Not Graded, Plain, 1/8 in Ht, 25 PK

The Flexible Top Lock Nut from Flexloc is a reliable and versatile fastening solution for various industries. Its 18-8 stainless steel construction provides exceptional corrosion and impact resistance, withstanding temperatures from -70°F to 1200°F. The lock nut's flexible top design allows for easy installation and removal, making it ideal for applications where frequent assembly and disassembly are necessary. Suitable for industries such as aerospace, defense, and medical equipment, this lock nut is also compliant with standards MIL-S-8879, NASM25027, and USAS B46.1, ensuring a secure and durable fastening solution for critical applications.

Top product features:

  • Corrosion-resistant due to 18-8 stainless steel construction
  • Impact-resistant due to flexible top design
  • Thread size 1/2 In.-20 for secure fastening

Top product applications:

  • Aerospace applications due to its high temperature resistance and corrosion-resistant properties
  • Machine building and repair due to its flexibility and ability to be easily removed
  • Industrial equipment manufacturing due to its high strength and resistance to impact
Lock Nut, Finish Plain, Material Stainless Steel, Material Grade/Class 18-8, Thread Size 1/2 In.-20, Hex Width 3/4 in, Hex Height 1/8 in, Lock Type Flex Top, Dimensional Standards MIL-S-8879, NASM25027, USAS B46.1, System of Measurement Inch, Hex Type Jam Hex, Thread Direction Right Hand, Industry Standards Not Applicable, Maximum Temperature 1,200 Degrees F, Minimum Temperature -70 Degrees F, Pack Size Small Pack, Removable Yes, Resistance Properties Corrosion-Resistant, Impact-Resistant

Additional Information

  • Country of Origin: US
  • Drop Ship Item: Yes
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 5 days
  • Minimum Order Quantity: 1
  • Unit of Measure: PK
  • Package Length: 4.00
  • Package Width: 2.00
  • Package Height: 3.00
  • Package Weight: 1.00
Product info last updated on February 14, 2026 5:10pm UTC Category: Nuts
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In stock