Summary: The 90° Flush "X" Elbow for 1.67-Inch OD Tubing is a 316 stainless four-outlet flush fitting from Lavi Industries for 1.67-inch OD (42.4 mm) handrail grids. Part number 47-735/424 fits .080-inch wall tubing and measures 3.5 inches wide by 2.56 inches long. Four tubes meet at right angles, with each sleeve hidden inside a tube end. It is offered in polished 316 stainless and satin 316 stainless, both rated for outdoor use. It serves cruise ship technical spaces, coastal industrial rails, and stadium service areas built to the 42.4 mm size. The 736/424 Flush Cross is the sibling four-way fitting. Ships from US inventory.
Key specs: Mechanism=90° Flush "X" Elbow — 4-outlet perpendicular crossing (4-way "+" junction); Tubing OD=1.67" (42.4mm — European DIN/EN shipbuilding + architectural standard); Materials=316-grade Stainless Steel — Polished or Satin (2 finishes); SKU=47-735/424 (47- = 316SS-only specialty prefix); Mechanism Category=4-OUTLET X-elbow — most complex outlet count in Flush Fittings PF (vs 2-outlet elbows + 3-outlet T-elbows)
90° Flush "X" Elbow for 1.67-Inch OD Tubing
Square right angles define the 47-735/424: it joins four handrail tubes in a "+" cross, built to the European standard at 1.67" OD (42.4mm) with a heavy .080" wall. Where two rails cross at 90°, the flush joints keep the junction clean. 316 Polished or Satin, marine-grade for exterior and exposed coastal work.

