.220 Jaybird - Manufacturer Loading Data

Bullet
Type
Primer Case Trim
Length
C.O.L. Grains Vel. Press. Diam. Source
    52 gr  BTHP
(HDY)
 WIN WLR  H4350
(Hodgdon)
 WIN  1.990"  2.450" Starting:  43.0 gr  3,508    0.224" Hodgdon
 
Max: 47.0 gr 3,992  
    55 gr  SP
(Speer)
 WIN WLR  H4350
(Hodgdon)
 WIN  1.990"  2.350" Starting:  43.0 gr  3,509    0.224" Hodgdon
 
Max: 47.0 gr 3,981  
    60 gr  HP
(HDY)
 WIN WLR  H4350
(Hodgdon)
 WIN  1.990"  2.450" Starting:  41.0 gr  3,235    0.224" Hodgdon
 
Max: 45.0 gr 3,763  
    60 gr  HP
(HDY)
 WIN WLR  H4831
(Hodgdon)
 WIN  1.990"  2.450" Starting:  43.0 gr  3,362    0.224" Hodgdon
 
Max: 47.0 gr 3,772  
    68 gr  HP
(HDY)
 WIN WLR  H414
(Hodgdon)
 WIN  1.990"  2.450" Starting:  38.0 gr  3,294    0.224" Hodgdon
 
Max: 41.0 gr 3,570  
    69 gr  HP
(Sierra)
 WIN WLR  H4831
(Hodgdon)
 WIN  1.990"  2.450" Starting:  43.0 gr  3,318    0.224" Hodgdon
 
Max: 47.0 gr 3,654