LINE WEIGHT TABLE, CONVERSIONS AND SINK 
RATES
CONVERSIONS:
437.5 
grains/oz
15.431 grains/gram
28.4 grams/oz
The AFFTA weight  
is the weight of the first 30 ft of line, including the 
taper
      
AFFTA                               
AFFTA                                APPROXIMATE SINK RATE OF SINKING LINES
Line 
#     wt in 
grains           Line 
#      wt in 
grains                Line 
#      Type I      Type 
II     Type III     Type 
IV     Type  VI 
  
1............60 ± 
6                  
9.............240 ± 
10                     
6..........1.25 ips....1.5 ips.......2.5 ips.......3.75 
ips......6.0 
ips
  
2............80 ± 
6                
10.............280 ± 
10                     
7..........1.35 ips....1.7 ips.......3.0 ips.......4.10 
ips......6.4 
ips
  3..........100 ± 
6                
11.............330 ± 
12                     
8..........1.45 ips....1.9 ips.......3.5 ips.......4.45 
ips......6.8 
ips
  
4..........120 ± 
6                
12.............380 ± 
12                     
9..........1.55 ips....2.1 ips.......4.0 ips.......4.80 
ips......7.2 
ips
  
5..........140 ± 
6                
13.............450 ± 
15                   10..........1.65 
ips....2.5 ips.......4.5 ips.......5.15 ips......7.6 
ips
  
6..........160 ± 
8                
14.............500 ± 
15                   
11..........1.75 ips....2.7 ips.......5.0 ips.......5.50 
ips......8.0 
ips
  
7..........185 ± 
8                
15.............550 ± 
15                   
12..........1.90 ips....3.2 ips.......5.6 ips.......5.90 
ips......8.5 
ips
  
8..........210 ± 
8                                                                  
13..........2.00 ips....3.7 ips.......6.2 ips ......6.30 
ips......9.0 
ips
   
0.30" diameter plastic coated running line weighs approx. 2 
grains/ft
   Gladding Lead Core 
Line:                                      
US Lines Lead Core:
    20# test weighs 11.6 
gr/ft                                      
18# test weighs 10.24 gr/ft
    27# test weighs 12.0 
gr/ft                                      
27# test weighs 10.7 gr/ft
    30# test weighs 13.4 
gr/ft                                      
36# test weighs 11.4 gr/ft
    Cortland LC-13 
Lead Core line weighs 13.5 gr/ft and has a break strength of about 22# - 
sink rate 9 ips
    RIO T-14 (Tungsten loaded 
plastic coating) weighs 14 gr/ft and has a break strength of about 30# - 
sink rate 9.75 ips
    RIO T-11 (Tungsten loaded) weighs 11 
gr/ft and has a break strength of about 25# - sink rate 8 
ips
    RIO T-8 (Tungsten loaded) weighs 8 gr/ft and has a 
break strength of about 20# - sink rate 7 ips
    For 
more information on lines and knots go to 
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