New Mountain Capital-backed ILC Dover is buying medical device manufacturer Flexan. The latter focuses on making silicone, thermoplastic and rubber parts. ILC produces protective coverings the pharmaceutical, packaging and aerospace industries. The two companies said the deal will expand their customer bases.

“Flexan’s expertise in silicone molding and thermoplastic extrusion enables the company to deliver mission-critical components and devices to medical device manufacturers and ultimately improve patient care,” says Andre Moura, managing director at New Mountain.

BNP Paribas and Simpson Thacher & Bartlett LLP are advising New Mountain. Baird and Kirkland & Ellis LLP are advising Flexan.