Weight (kg):0.188 Product Properties: Bore:C - Cylindrical Bore: Seal:ZZ/2Z - Steel Seal on Two Sides: Cage Type:S - Steel or Standard Cage: External Modification:NR - Groove and Snap Ring: Radial Internal Play:Cn Normal Internal Play: Precision:Standard Precision: Lubrication:Standard Lubrication: Heat Stabilization:No Heat Stabilization - Temperatures up to 120 °C: Special Treatment:No Special Treatment
Looking for high-quality bearings at a great price? Look no further! We have the NTN 7208C/DB bearing in stock and ready to ship to you within 3 to 7 days. With over 500 pieces available, you can order as few as 1 piece at the unbeatable price of just post Assembly Preloads Are Summarized In Table 4.1. 4. Allowable Speed. Table 4.1 Speed Factor By Bearing Arrangement And Preload. Matching. DB. DBT 0.6. 30.5. 19.9. 3 100. 2 030. 10.6 1 090. 13.9 16 400. 21 300. 7208C. 40. 80. 18. 1.1. 0.6. 36.5. 25.2. 3 700. 2 570. 14.4 1 470. 14.2 14 700. 19 000. 7209C. 45. 85. per piece. Don't miss out on this fantastic deal – get the bearings you need today and keep your machinery running smoothly. Read on to learn more and make your purchase now!
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post assembly preloads are summarized in Table 4.1. 4. Allowable Speed. Table 4.1 Speed factor by bearing arrangement and preload. Matching. DB. DBT 0.6. 30.5. 19.9. 3 100. 2 030. 10.6 1 090. 13.9 16 400. 21 300. 7208C. 40. 80. 18. 1.1. 0.6. 36.5. 25.2. 3 700. 2 570. 14.4 1 470. 14.2 14 700. 19 000. 7209C. 45. 85. Therefore this criterion applies only when the fit surface has a width sufficient as a reference face. 3 When determining a tolerance for permissible form accuracy the reference dimensions used are shaft diameters da and db. For example when using a JIS class 5 bearing for a dia. 50 mm shaft the tolerance of roundness is
DB Duplex pair back to back mounting. DF Duplex pair face to face mounting. DT Duplex pair tandem mounting. G Single bearings flush ground universal .. 7208. 1.5748 3.1496 0.7087 0.043 0.024. 1.04. 7 950. 5 650 9 600 13 000. 0.783. 7 700 10 000. 40. 80. 18. 1.1. 0.6. 26.5. 7209. 1.7717 3.3465 0.7480 0.043 Figure Arrangement Features. Back to back (DB) (Example) 7208 A DB. Radial loads and axial loads in both directions can be sustained. Since the distance between the effective load centers a0 is big this type is suitable if moments are applied. Face to face (DF) (Example) 7208 B DF. Radial loads and axial loads in both notification NTN will at its option (a) correct any failure of the product to conform to drawings specifications or any defect in material or For DB arrangement. NU N type. NNU NN type. NA type. NJ NF type. NUP NP NH type. Tapered roller bearings. Double row . 4 row tapered roller bearings. Spherical roller bearings. Limiting speeds1）. Bearing numbers2）. Abutment and fillet dimensions dynamic static dynamic static. (duplex). (duplex). (duplex) min 1 mm. kN kgf da db. Da. Db ras 7208. 26.5 0.355. 80 18 36 1.1 0.6. 32.0. 23.0. 3 250 2 340. 8 300 11 000. 7208B. 34. 0.375. 90 23 46 1.5 1. 49.0. 33.0. 5 000 3 350. 8 600 12 000. 7308. notification NTN will at its option (a) correct any failure of the product to conform to drawings specifications or any defect in material or For DB and DF arrangement. For DB arrangement. NU N type. NNU NN type. NA type. NJ NF type. NUP NP NH type. Tapered roller bearings. Double row . 4 row tapered roller. notification NTN will at its option (a) correct any failure of the product to conform to drawings specifications or any defect in material or .. For DB and DF arrangement. For DB arrangement. For duplex arrangement. NU N type. NJ NF type. NUP NP NH type. Reference page. Bearing types. Characteristics. For duplex. notification NTN will at its option (a) correct any failure of the product to conform to drawings specifications or any defect in material or .. 4. Tapered bore bearings. 5. Remarks. Reference page. For DB and DF arrangement. For DB arrangement. For duplex arrangement. NU N type. NJ NF type. NUP NP NH type.
