NUT-223 FSI Jam Thread Steel Lock

Review FSI 1/2 Inch X28 Jam Nut 1/2-28 Thread Stainless Steel Lock Package Of

The FSI Nut-223 1/2 x 28 Jam Nut with a 1/2-28 thread and steel lock is a high-quality fastener designed for various applications where a secure and reliable nut is essential. This nut is made of steel, ensuring durability and resistance to corrosion, making it an ideal choice for use in harsh environments.

The 1/2 x 28 thread size is a common size used in various industries, including automotive, construction, and manufacturing. The 1/2-28 thread pitch means that there are 28 threads per inch, providing a strong connection between the nut and the corresponding bolt.

The jam nut, also known as a locking nut, is a type of nut that is used to securely hold a nut or bolt in place by preventing it from loosening. In this specific model, the nut features a steel lock that engages the thread when the nut is tightened, providing an added layer of security and preventing the nut from backing off.

The Nut-223 is a versatile fastener that can be used with various materials, including metals, plastics, and composite materials. Its hexagonal shape provides a comfortable grip for easy tightening and loosening using standard wrenches or sockets.

The surface of the nut is smooth and free of any protrusions or ridges that could interfere with the assembly process or cause damage to other components. The nut is also precision machined to ensure that it meets exacting tolerances, providing a reliable and consistent fit every time it is used.

In summary, the FSI Nut-223 1/2 x 28 Jam Nut with a 1/2-28 thread and steel lock is a high-strength, durable, and reliable fastener that is ideal for applications where a secure connection is essential. Its steel construction, jam nut design, and smooth surface make it an excellent choice for a wide range of industries and applications.

The FSI Nut-223 1/2 x 28 jam nut with a 1/2-28 thread and steel lock is a type of fastener commonly used in various applications, particularly in automotive and industrial settings. Like any product, it has its advantages and disadvantages.

1. Security: The steel lock provides an additional layer of security, making it ideal for applications where the nut needs to be prevented from loosening or being removed without authorization.

2. Durability: Made of steel, this nut is likely to withstand harsh conditions and heavy loads, making it suitable for industrial or automotive applications.

3. Standard thread: The 1/2-28 thread is a standard thread size, ensuring that it can be easily sourced and replaced if needed.

1. Cost: Compared to standard nuts without locks, nuts with locks tend to be more expensive, which may not be feasible for budget-conscious consumers.

2. Installation: Installing a nut with a lock may require special tools or techniques, which could add to the installation time and complexity.

3. Weight: Due to the steel lock, this nut may be heavier than standard nuts, which could impact transportation or handling costs.

In conclusion, the FSI Nut-223 1/2 x 28 jam nut with a 1/2-28 thread and steel lock offers increased security and durability, making it an excellent choice for applications where these features are essential. However, it comes at a higher cost and may require specialized installation tools. Ultimately, the decision to purchase this nut depends on the specific requirements of the application and the budget constraints.

Based on the information provided, if security and durability are top priorities, this nut is a recommended option. However, if cost and ease of installation are more important factors, a standard nut without a lock may be a more suitable choice.

Details:

Exterior finish: stainless steel. Inside thread size: 1/2. Thread type: unified national coarse. Thread size: 1/2 -28.

Thread style: right hand. Thread class: coarse. Metal type: stainless steel. Made from high quality strength stainless steel,durable and sturdy.

Color: silver. Thread coverage: fully threaded. 1/2 x28 jam nut 1/2-28 thread stainless steel lock package of 6: material. Fastener type: jam.

Manufacturer: Fsi. Item dimensions l x w h: 0.7 0.2 inches. Finish type: stainless steel.

specifications buildymat:

• brand: Fsi
• mpn: Nut-223
• part type: Lock

offer buildymat:

• options: ship-to-home
• prices: $15.89–$17.95
• item condition: New
• availability: in stock
• in stock #: 5
• sold #: 9
• started: february 9, 2026

seller buildymat:

• rating: 98.8%
• city: san bernardino, ca
• # reviews: 1034

shipping buildymat:

• service: expedited
• type: fixed
• transit: 3-9 days
• class: expedited

payments buildymat:

• other
• credit card: diners-club
• wallet: apple-pay

returns buildymat:

• paid by: seller
• policy: returns accepted
• method: money back
• time: 30 days

general buildymat:

• category: Business & Industrial > Supplies > Building Materials