Flexible Top Lock Nut, 5/8"-18, Steel, Grade 2, Black Oxide, 9/64 in Ht, 50 PK MPN:30FK-1018
Flexible Top Lock Nut, 5/8"-18, Steel, Grade 2, Black Oxide, 9/64 in Ht, 50 PK
The Flexible Top Lock Nut from Flexloc is a reliable and durable fastening solution for a variety of industrial applications. Its flexible top design allows for easy installation and removal, while its black oxide finish provides corrosion resistance. Made from high-strength steel, this lock nut can withstand extreme temperatures from -70°F to 1200°F. Suitable for use in aerospace, defense, and other industries that require precision and reliability. Its compact size and lightweight design make it ideal for use in tight spaces and applications where weight is a concern. A 50-pack ensures you have a steady supply for your projects.
Top product features:
- Flexible design allows for secure locking in tight spaces
- Black oxide finish provides corrosion resistance
- Impact-resistant design enables withstanding harsh conditions
Top product applications:
- Aerospace Engineering
- Automotive Repair
- Industrial Equipment Manufacturing
Lock Nut, Finish Black Oxide, Material Steel, Material Grade/Class Grade 2, Thread Size 5/8 In.-18, Hex Width 15/16 in, Hex Height 9/64 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 Impact-Resistant, Thread Fit 3B
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: 3.00
Product info last updated on February 11, 2026 9:16am UTC
Category: Nuts