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Manufacturer Midland Industries Part Number 540806S Part Type DOT Push-In 45° Male Swivel Elbow Tube Connection 1/2" OD Push-to-Connect Pipe Connection 3/8" Male NPTF (swivel) Angle 45° Body Material Brass with brass captive eyelet Seal Material Buna-N / Nitrile (90 durometer) Thread Sealant Pre-applied Teflon-based Working Pressure Vacuum to 150 PSI Temperature Range -40°F to 200°F Approvals D
This air spring replaces or is equivalent to the following part numbers:
Automann: M9UB (exact cross)
Wix: 24155
1L (1987–1994)
Freightliner 18-52651-000 Cab Air Spring Mack Manufacturer Midland Industries Part NumberGenuine Freightliner OEM 18 52651 000 cab air spring for Freightliner Century Class ST cab mount air ride suspensions. Replaces Firestone W02 358 7215 7215 and Freightliner 18 40977 000, with cross references to Goodyear 1S5 175 and ContiTech SC31 Y215. Supersession: Freightliner has superseded 18 52651 000 to 18 73178 000 buyers ordering the current OEM service number should reference 18 73178 000. Signs You Need a New Cab Air Spring Bouncy or harsh
