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PERMCO 5/8-11 X 8 TIE BOLTS

Description & Features

Designed for robust industrial applications, the Permco 5/8-11 X 8 Tie Bolts offer reliable performance in securing hydraulic components. Manufactured by Permco, a trusted name in the industry, these tie bolts feature a 5/8-inch diameter with an 11-thread pitch and an 8-inch length, ensuring a perfect fit for your heavy-duty needs. Crafted for durability, these components are essential for maintaining the integrity of hydraulic systems in demanding environments.

Ideal for use in high-pressure settings, these tie bolts guarantee a secure hold, reducing the risk of component failure. Their precise threading and sturdy construction make them suitable for various industrial applications, where reliability and strength are paramount.

SKU: ZD-0391-08

Supplier Part Number (MPN): ZD-0391-08

Specifications

Brand Permco Inc.	Brand Permco	Pack Size 1.00	UOM EA	Supplier Part Number ZD-0391-08	Product Weight 1.00 lbs

Product Questions & Answers (3)

Question by: Bonnie P on Jan 15, 2026, 12:09 PM

These bolts are described as being for "heavy-duty needs," but can you give me some examples of what that means? Like, what kind of equipment are they typically used on?

Answer by: Customer Support on Jan 16, 2026, 7:26 PM

You'll find these tie bolts used in hydraulic systems where a strong, reliable hold is absolutely critical. That includes things like securing components in high-pressure environments where failure just isn't an option.

Question by: Lyle H on Apr 16, 2025, 7:08 PM

got a permco setup that takes 5/8-11 tie bolts, are these the 8 inch long ones?

Answer by: Customer Support on Apr 18, 2025, 6:17 AM

Fit comes down to the basic dimensions, and these are 5/8 inch diameter with 11 threads per inch, in an 8 inch length.

Question by: Larry M on Apr 7, 2025, 9:50 AM

These the right tie bolts for a Permco pump setup, or do I need to check something before ordering?

Answer by: Customer Support on Apr 9, 2025, 6:57 AM

For Permco hydraulic components, these are the matching tie bolts. The 5/8-11 thread pitch and 8-inch length are the specs Permco builds around for that bolt pattern, so if your unit calls for ZD-0391-08, you're looking at the correct part.