Flexible Top Lock Nut, 1/4"-28, Steel, Grade 2, Cadmium Plated, 9/64 in Ht, 100 PK MPN:21FC-428
Flexible Top Lock Nut, 1/4"-28, Steel, Grade 2, Cadmium Plated, 9/64 in Ht, 100 PK
The Flexible Top Lock Nut from Flexloc is a high-performance fastening solution designed for applications requiring maximum reliability and durability. With its cadmium-plated steel construction and Grade 2 material, this lock nut can withstand extreme temperatures from -70°F to 1200°F, making it ideal for use in aerospace, automotive, and industrial settings. Its flexible top design provides a secure fit in a variety of threaded applications, including those with limited space or unique thread patterns. Perfect for use in critical systems, this lock nut offers impact-resistance and high-temperature resistance, ensuring a long and trouble-free service life.
Top product features:
- Cadmium plating for corrosion resistance
- Impact-resistant for durability
- High temperature-resistant up to 1,200 Degrees F
Top product applications:
- Aerospace Industry
- Automotive Industry
- Industrial Machinery
Lock Nut, Finish Cadmium-Plated, Material Steel, Material Grade/Class Grade 2, Thread Size 1/4 In.-28, Hex Width 7/16 in, Hex Height 9/64 in, Lock Type Flex Top, Dimensional Standards MIL-S-8879, NASM25027, System of Measurement Inch, Hex Type Standard 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 Impact-Resistant, High Temperature-Resistant
Additional Information
- Country of Origin: US
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 13 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 28, 2026 7:48pm UTC
Category: Nuts