1) - 1x19 302/304 S/S - Used for Standing Rigging.  This has a stronger construction with a smoother finish than other ropes of a similar size, but is much less flexible than other wire ropes.

Diameter          Approx  Break            Weight 
                      Strength            (per 100ft)
in.        mm      Lbs         Kg.        Lbs      Kg

1/16      1.6       500       227         8.5     3.9
3/32      2.4      1200       500        20.0     9.1
1/8       3.2      2100       953        35.0    15.9
5/32      4.0      3300      1497        55.0    24.9
3/16      4.8      4700      2132        77.0    34.9
7/32      5.6      6300      2858       102.0    46.3
1/4       6.3      8200      3720       135.0    61.2
9/32      7.1     10300      4672       170.0    77.1
5/16      7.9     12500      5670       210.0    95.3
3/8       9.5     17100      7757       317.0   143.8

2) - 1x19 316 S/S - Does not Tarnish in salt water

3) - 7x19 302/304 S/S - Used for halyards, etc. because of its flexibility and crush resistance.

3/32      2.4      1050       476        16.0     7.3
1/8       3.2      1760       798        29.0    13.2
5/32      4.0      2400      1088        45.0    20.4
3/16      4.8      3700      1678        65.0    29.5
1/4       6.3      6400      2902       110.0    49.9
5/16      7.9      9000      4082       173.0    78.5
3/8       9.5     12000      5443       243.0   110.2