Canvil logo A.A.R CLASS 300
COUPLINGS
A.A.R. Class 300 Couplings
These couplings conform to the specification of the Association of American Railroads. All sizes are taper tapped 3/4" per foot on diameter and are dipped in rust preventative. A.A.R. Class 300 Coupling sectional drawing
All dimensions are in inches.
Nominal
Pipe Size		 Outside Diameter
(Coupling)		 Length Approx. Wt. Lbs.
per 100 Pieces
1/4
3/8
1/2
3/4		 .719
.875
1.063
1.313		 1 5/8
1 5/8
2 1/8
2 1/8		 9
14
25
36
1
1 1/4
1 1/2		 1.576
2.054
2.200		 2 5/8
2 3/4
2 3/4		 74
108
95
2
2 1/2		 2.875
3.375		 2 7/8
4 1/8		 201
353
3 4.000 4 1/4 461

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