brand new OEM CAT Pressure Hose Assembly. Part number 2D89826. 2D-8926. NSN 4720-01-179-5412. Fits Caterpillar 621 Scraper. Meets SAE J1402. 1/2" Air Brake hose, measures approx. 21" overall. Usable length approx. 20". Has Anchor 8MH non-swivel male ends. Current CAT price is 33.28, get it here, save time and money. 15422 R5A4