1170925 FASTENAL Steel Lock Nut Lockwasher

Review FASTENAL 1/4-20 Stainless Steel K-lock Nut External Tooth Lockwasher

Introducing the Fastenal 1170925 1/4-20 Steel K-Lock Nut and Lockwasher, a high-quality and reliable fastening solution for your projects. This nut and lockwasher set comes with one 1/4-20 K-Lock Nut and one corresponding lockwasher. Both components are made of robust steel, ensuring durability and strength for various applications.

The 1/4-20 K-Lock Nut is designed with a unique K-Lock washer that provides extra security by locking the nut in place once it's been tightened. This feature is particularly useful when dealing with vibration-prone environments, as it helps prevent the nut from loosening over time. The K-Lock washer features a serrated edge that digs into the underside of the nut when it's tightened, creating a positive lock that can only be broken by loosening the nut with the proper tool.

The lockwasher in this set is specifically designed to work with the K-Lock Nut. It's made of the same robust steel material as the nut, ensuring a perfect fit and a strong bond between the two components. The lockwasher sits beneath the nut and helps distribute the load evenly, preventing the nut from being damaged during the installation process. Its outer edge is flat and smooth, allowing for easy installation and removal when needed.

Overall, the Fastenal 1170925 1/4-20 Steel K-Lock Nut and Lockwasher is an essential addition to your toolbox for various projects that require a secure and reliable fastening solution. Whether you're working on automotive, industrial, or construction applications, this nut and lockwasher set will provide you with the confidence and peace of mind knowing that your fasteners are securely in place.

Pros and Cons of Buying Fastenal 1/4-20 Steel K-Lock Nut LockWashers (Item Number: 1170925)

a. **Security:** K-lock nuts provide an additional security feature by preventing the nut from loosening or being removed without the use of a special tool. This is especially useful in applications where vibration or heavy loads could cause standard nuts to work loose.

b. **Durability:** Made of steel, these locknuts are robust and can withstand harsh environments and heavy loads. The zinc-plated finish also offers protection against corrosion.

c. **Availability:** Fastenal is a leading supplier of industrial and construction products, making it convenient to purchase these locknuts from them.

a. **Cost:** Compared to standard nuts, K-lock nuts are more expensive. This could be a significant factor for those working on a tight budget.

b. **Installation:** Installing K-lock nuts requires a specialized tool to lock the nut in place. This can add time and complexity to the installation process.

The Fastenal 1/4-20 Steel K-Lock Nut LockWashers (Item Number: 1170925) offer enhanced security and durability compared to standard nuts. However, their higher cost and the need for a specialized tool for installation are potential drawbacks. Ultimately, the decision to purchase these locknuts depends on the specific requirements of your project and your budget.

If additional security and durability are crucial for your project, and the cost and installation complexity are acceptable, then the Fastenal 1/4-20 Steel K-Lock Nut LockWashers (Item Number: 1170925) are a suitable choice. Alternatively, if budget is a constraint, consider standard nuts with a locking mechanism or alternative methods of securing nuts.

Details:

Nut thread size: 1/4-20; thread pitch: 20 tip. K-lock nuts, also know as keep nut, feature a conical external tooth washer attached to the bottom of nut. The free-spinning tooth lock washer grips the material surface instead of threads for easy installation and mild vibration resistance. The teeth on the lock washer can bite into surface and help nut place.

Fastenal 1/4-20 stainless steel k-lock nut external tooth lockwasher 150 PCs -: PCs. K-lock nuts are designed with a external tooth lock washer that is free spinning. Hex drive size: 7/16 ; package: 30 PCs. Like standard hex nuts, they can be installed using a wrench or socket set.

They can be more convenient than using a standard hex nut along with separate external tooth lock washer. Nut width including the teeth: 12.8mm max ; height : 6.3mm max - and height include washer.

specifications buildymat:

• brand: Fastenal
• mpn: 1170925
• model: Ts-282635-1170925
• wrench size: 7/16
• material: Stainless Steel
• grade: 18-8
• thread: Coarse
• thickness: 0.193
• type: K-lock Nut
• unit type: Unit
• system of measurement: Imperial
• product weight: 4.98
• style: With External Tooth Lockwasher
• dia/thread size: 1/4-20
• country/region of manufacture: United States
• unit quantity: 150
• finish: Plain

shipping buildymat:

• class: standard
• carrier: usps
• service: usps ground advantage
• type: calculated
• transit: 5-11 days

general buildymat:

• category: Business & Industrial > Supplies > Building Materials

returns buildymat:

• policy: no returns

seller buildymat:

• # reviews: 0
• rating: 0.0%
• city: hunt valley, maryland

payments buildymat:

• credit card: visa
• other
• wallet: apple-pay

offer buildymat:

• sold #: 15
• started: august 14, 2025
• best offers: true
• availability: in stock
• in stock #: 2
• options: ship-to-home
• prices: $15.00–$707.00
• item condition: New