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Oval Neck Track Bolt

Track bolts, also called fang bolts or rail anchor bolts, are used to fix steel rails and rail chairs to rail ties, or to fasten rail joints to link rails. The track bolt is a bolt inserted through a hole in rail tie with a fanged nut that embeds into the lower surface of the tie. In general, the size of track bolts varies from requirements of the rail sections. Oval neck track bolts, also known as fang bolts or rail anchor bolts, are essential for securing steel rails and rail chairs to rail ties, as well as fastening rail joints to link rails. These specialized bolts feature an oval-shaped neck and are designed to be inserted through a hole in the rail tie, with a fanged nut that embeds into the lower surface of the tie for a secure fit. Available in various sizes to match rail section requirements, Pankaj International provides high-quality oval neck track bolts engineered for durability and reliability in rail systems.

Size Range
Diameter M10 to M22
Length 10" to 22"
Technical Specifications




Screw Thread d p b f Dk e k s
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max.
M10 1.5 19 22 13.3 14 18.35 19.65 4.625 5.375 5.4 6.6 9.42 10.58
M12 1.75 21 24.5 17.3 18 23.35 24.65 6.55 7.45 7.25 8.75 11.3 12.7
M16 2 27 31 21.16 22 29.35 30.65 7.55 8.45 9.25 10.75 15.3 16.7
M20 2.5 29 34 29.16 30 37.2 38.8 9.55 10.45 11.6 13.4 19.16 20.84
M22 2.5 34 39 32 33 41.2 42.8 11.45 12.55 13.1 14.9 21.16 22.84


Oval Neck Track Bolt: Key Attributes and Applications


Oval neck track bolts are engineered for specialized use in rail systems and heavy-duty applications where a secure and reliable connection is essential. Characterized by their distinctive oval-shaped neck, these bolts provide enhanced stability and load distribution in rail tracks and other critical infrastructure. At Pankaj International, we manufacture high-quality oval neck track bolts that adhere to rigorous industry standards, ensuring optimal performance and durability in demanding environments.


The unique oval neck design of these track bolts offers several advantages. The oval shape provides a larger bearing surface, which helps distribute the load more evenly and reduces stress concentrations. This design is particularly beneficial in rail systems, where the bolts must withstand significant forces and vibrations from passing trains. The oval neck also allows for easier alignment and installation, ensuring that the bolts maintain their position and provide a secure connection between rail sections or structural components.


Manufactured from high-grade materials such as alloy steel or stainless steel, oval neck track bolts are designed to deliver exceptional strength and durability. These materials offer excellent resistance to wear and deformation, making the bolts suitable for heavy-duty applications. Additionally, our track bolts are treated with protective coatings like zinc plating or hot-dip galvanization to enhance their resistance to corrosion and extend their service life. This ensures that the bolts remain reliable and effective even in harsh outdoor environments.


In conclusion, oval neck track bolts are essential for maintaining the stability and integrity of rail systems and other heavy-duty applications. Their unique design and high-quality construction provide reliable performance and durability, making them ideal for use in demanding environments. At Pankaj International, we are dedicated to producing oval neck track bolts that meet the highest standards of quality and performance. For robust and dependable fastening solutions, contact us today to learn more about our range of fasteners and how we can meet your specific need

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Pankaj International is an ISO Certified Nationwide Manufacturer of Stocked and Custom Nuts, Bolts and Fasteners

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