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18MK-18MK STRAIGHT KOMATSU UNION

Description & Features

Designed for metric hydraulic connections in Komatsu-compatible systems, the 18MK-18MK Straight Komatsu Union joins two M18x1.5 male Komatsu threads in a straight configuration. Both ends feature a metric thread with 30-degree flare, ensuring a secure, leak-resistant connection suited to demanding hydraulic service.

Manufactured by Brennan Industries from straight steel, this union is part of the Brennan 9099 series. It is intended for use in hydraulic lines where same-size Komatsu fittings are required on both ends. California residents should note this product is subject to a Proposition 65 warning.

SKU: 9099-18-18

Supplier Part Number (MPN): 9099-18-18

Specifications

Brand Brennan Industries Inc	Brand Brennan Industries	Pack Size 1.00	UOM EA	Supplier Part Number 9099-18-18	Product Weight 0.99 lbs

Product Questions & Answers (1)

Question by: Hubert D on Sep 13, 2025, 5:20 PM

Will this union work with standard metric fittings, or is it Komatsu-specific?

Answer by: Customer Support on Sep 15, 2025, 6:07 AM

Designed specifically for Komatsu-compatible systems, this union joins two M18x1.5 male Komatsu threads in a straight configuration. It is not intended for use with standard metric fittings.