[PRODUCT_DESCRIPTION]

Prime‑Line® machine screws provide strong, reliable fastening for everyday home repair and improvement projects, making them an ideal choice for DIY homeowners across the U.S. Designed for metal‑to‑metal or metal‑to‑plastic applications, these precision‑threaded screws deliver a secure hold, consistent performance, and long‑lasting durability for furniture repair, appliance maintenance, door and window hardware, and electrical fixtures. For best results, Prime‑Line machine screws are intended for use with same‑size matching nuts and washers, helping distribute load, improve holding strength, and create a more secure, vibration‑resistant connection. Engineered for smooth, easy installation using standard tools, Prime‑Line hardware helps you finish repairs quickly and confidently. Backed by a trusted name in home repair, Prime‑Line makes it easy to find compatible fasteners and complete the job right the first time.

[/PRODUCT_DESCRIPTION]

[SPECIFICATIONS]

Size: #4-40 X 1 inch
Flat head, Phillips drive
Use with nuts or pre-threaded holes of the same diameter and thread size
Often used in machinery and appliances
Nuts and washers not included
Thread Type: Coarse, Thread Class: UNC-2A, Point Style: Blunt
Specification(s) Met: ASME B18.6.3 and ASME B1.19

[/SPECIFICATIONS]

[WARRANTY]

Goods are warranted against manufacturing defects for 1 year. In no case is Prime-Line responsible for user related damage or damage incurred during installation. Warranty is void if products are subjected to abnormal conditions, misapplication or abuse.

[/WARRANTY]

Machine Screws, Flat Head, Phillips Drive, #4-40 X 1 in., Zinc Plated (100 Pack)

Machine Screws, Flat Head, Phillips Drive, #4-40 X 1 in., Zinc Plated (100 Pack)

Product Details

Specifications

Warranties & Manuals