All Categories > Mounted Units > Standard Duty Mounted Units > NA Inserts > Item # NA18 Download PDF Download PDF Printable Page Email This Page Save To Favorites Please wait… Item # NA18, NA Inserts List Price QUOTE Standard duty with eccentric locking collar. Available with:Set screw or eccentric locking collars. Available in stainless steel and nickel plated styles.Wide inner raceB-type of L3-type seals. larger image larger image Unit of Measure: Imperial Specifications (d) Shaft Diameter 1.125 in (D) Dimension 2.4409 in (Bi) Dimension 1.9016 in (Be) Dimension 0.7480 in (N) Dimension 0.7165 in (M) Dimension 0.7165 in (I) Dimension 0.4685 in (K) Dimension 1.7520 in (H) Dimension 0.6260 in (G) Dimension 0.2362 in (Ds) Dimension 5/16-24UNF Basic Load Rating 4.200 lb Basic Static Load Rating 2.430 lb Weight 0.95 lb Common Options BUC-- Black Oxide Coated insert CUC-- Hard Chrome Coated Insert HUC-- High Temperature Insert 400F L3-- Triple lip labyrinth seal NPPA-- Nickel Plated Housing S-- Stainless Steel Housing SUC-- Stainless Steel Insert TP-- Thermoplastic Housing MORE IMAGES · B-type, L3-type Seals DOWNLOADS Standard Duty Bearing Unit Interchanges (PDF, 898KB)