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Type | Dimension | Type | Dimension | d | D | Range of L | d1 | α。 | d | D | Range of L | d1 | α。 | BS02114- | 2.1 | 14 | 15-30 | 2.5 | 20 | BS08430- | 8.4 | 30 | 25-54 | 9.3 | 20 | BS02116- | 2.1 | 16 | 15-30 | 2.5 | 20 | BS10030- | 10.0 | 30 | 14-20 | 11.4 | 20 | BS03114- | 3.1 | 14 | 15-30 | 3.5 | 20 | BS10228- | 10.2 | 28 | 25-54 | 11.4 | 20 | BS03116- | 3.1 | 16 | 15-30 | 3.5 | 20 | BS10230- | 10.2 | 30 | 25-54 | 11.4 | 20 | BS03914- | 3.9 | 14 | 15-35 | 4.5 | 20 | BS11940- | 11.9 | 40 | 30-40 | 13.2 | 20 | BS03916- | 3.9 | 16 | 15-35 | 4.5 | 20 | BS12040- | 12.0 | 40 | 14-20 | 13.4 | 20 | BS04516- | 4.5 | 16 | 10-20 | 5.9 | 20 | BS14040- | 14.0 | 40 | 14-40 | 15.4 | 20 | BS04716- | 4.7 | 16 | 15-35 | 5.4 | 20 | BS17545- | 17.5 | 45 | 20-54 | 19.3 | 20 | BS04718- | 4.7 | 18 | 20-35 | 5.4 | 20 | BS19545- | 19.5 | 45 | 20-30 | 21.25 | 20 | BS06520- | 6.5 | 20 | 20-42 | 7.2 | 20 | BS21050- | 21.0 | 50 | 20-30 | 22.75 | 20 | BS06522- | 6.5 | 22 | 10-42 | 7.9 | 20 | BS24060- | 24.0 | 60 | 25-30 | 25.75 | 20 | BS08030- | 8.0 | 30 | 10-20 | 9.4 | 20 | BS26560- | 26.5 | 60 | 25-30 | 28.63 | 12 | BS08426- | 8.4 | 26 | 25-54 | 9.3 | 20 | BS32070- | 32.0 | 70 | 25-30 | 34.13 | 12 |
Tolerances of the inner diameter(d) of the blanks as per table below (mm) Nominal inner dia. | Nominal length | ≤18 | ＞18-30 | ＞30-50 | ＞50 | ≤6 | 0-0.45 | 0-0.55 | 0-0.65 | - | ＞6-10 | 0-0.50 | 0-0.60 | 0-0.70 | 0-0.80 | ＞10-14 | 0-0.55 | 0-0.70 | 0-0.80 | 0-0.90 | ＞14-18 | 0-0.60 | 0-0.80 | 0-0.90 | 0-1.00 | ＞18-24 | 0-0.65 | 0-0.90 | 0-1.00 | 0-1.10 | ＞24 | 0-0.70 | 0-1.00 | 0-1.10 | 0-1.20 |
Tolerances of out diameters(D) as per the table below (mm) Nominal out
diameters | Nominal length | ≤18 | ＞18-30 | ＞30-50 | ＞50 | ≤14 | +0.50
-0.40 | +0.50
-0.40 | +0.60
-0.40 | +0.65
-0.40 | ＞14-18 | +0.55
-0.40 | +0.55
-0.40 | +0.60
-0.45 | +0.65
-0.45 | ＞18-24 | +0.60
-0.40 | +0.60
-0.40 | +0.65
-0.45 | +0.70
-0.45 | ＞24-30 | +0.65
-0.45 | +0.65
-0.45 | +0.70
-0.50 | +0.75
-0.50 | ＞30-45 | +0.70
-0.50 | +0.70
-0.50 | +0.75
-0.60 | +0.80
-0.60 | ＞44-55 | +0.75
-0.55 | +0.80
-0.60 | +0.85
-0.65 | +0.80
-0.65 | ＞55 | - | +0.90
-0.70 | +0.95
-0.75 | +1.00
-0.80 |
Tolerance of blank height(H) as per the table below (mm) Nominal out
diameters | Nominal diameters | ≤18 | ＞18-30 | ＞30-50 | ＞50 | ≤14 | +0.50
-0.40 | +0.50
-0.40 | +0.60
-0.40 | +0.65
-0.40 | ＞14-18 | +0.55
-0.40 | +0.55
-0.40 | +0.60
-0.45 | +0.65
-0.45 | ＞18-24 | +0.60
-0.40 | +0.60
-0.40 | +0.65
-0.45 | +0.70
-0.45 | ＞24-30 | +0.65
-0.45 | +0.65
-0.45 | +0.70
-0.50 | +0.75
-0.50 | ＞30-45 | +0.70
-0.50 | +0.70
-0.50 | +0.75
-0.60 | +0.80
-0.60 | ＞44-55 | +0.75
-0.55 | +0.80
-0.60 | +0.85
-0.65 | +0.80
-0.65 | ＞55 | - | +0.90
-0.70 | +0.95
-0.75 | +1.00
-0.80 |
The flatness as per the table below Nominal length | ≤18 | ＞18-30 | ＞30-50 | ＞50 | Flatness ≤ | 0.30 | 0.35 | 0.40 | 0.55 |
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