1. BRX210 ‘Mechanical Blueprint Reading’
Unit #8
Contours

2. After studying this unit, you will be able to:
Specify the size of a fillet, round, or contour
Know the difference between a fillet and a round
Calculate distances using radii dimensions

9. Answers to Cord Set Housing Quiz
R ¼, R 0.06, R 0.12’ R 5.0
2.75
TYP. ROUNDS (OUTSIDE)
380 CAST ALUMINUM
2.25
15/16
5.0 R
0.25 4
RGH. CASTING
± 1/64 5
0.625 NO
1:1 or FULL

11. Answers to Plate – Wheel Guard Quiz
ADDED PAINT FINISH
0.0593 3
UNILATERAL
4.110
C.R. STEEL SHEET
3.055
FILLET
20°
0.4393
1.015
1.865
± 1°
STAMPING
R 0.06, R 0.125, R 0.625
YES
DO NOT SCALE DRAWING
BREAK SHARP CORNERTS
± 0.005

13. Answers to Handle Ring Quiz
0.1875
3/32
0.375
R 1-1/4
2.328
1-9/16
R ¼, R 5/32, R 5/16, R 0.875, R 1-1/4
0.01
FLAT BLOCK
2.9835
0.750
CAST IRON
FRONT, LEFT SIDE
1.164/1.159
0.3125
0.348
CAST-IN
R 0.06

15. Answers to Bearing Plate Quiz
0.537
0.031
C.R.C. SPG. STEEL
45-52 RC
MILWAUKEE, WI USA
0.0415
0.085
0.164
R 0.005
PERFORMANCE REQUIRED BY ENGINEERING OR MANUFACTURING
REVISION #2
± 0.005
R 0.250
0.015 MAX
0.640
0.151
PERM. CN
ANNEALED