.25 - 20 Winchester - Manufacturer Loading Data

Bullet
Type
Primer Case Trim
Length
C.O.L. Grains Vel. Press. Diam. Source
    60 gr  FP
(HDY)
 WIN WSR  H110
(Hodgdon)
 REM  1.320"  1.600" Starting:  8.5 gr  1,831 23,500  0.257" Hodgdon
Max: 9.3 gr 1,931 26,600
    60 gr  FP
(HDY)
 WIN WSR  H322
(Hodgdon)
 REM  1.320"  1.600" Starting:  14.0 gr  1,799 23,600  0.257" Hodgdon
C 
Max: 15.0 gr 1,900 25,700
    60 gr  FP
(HDY)
 WIN WSR  H4198
(Hodgdon)
 REM  1.320"  1.600" Starting:  12.0 gr  1,814 20,200  0.257" Hodgdon
C 
Max: 14.2 gr 2,101 25,800
    60 gr  FP
(HDY)
 WIN WSR  H4227
(Hodgdon)
 REM  1.320"  1.600" Starting:  9.6 gr  1,854 24,200  0.257" Hodgdon
Max: 10.2 gr 1,962 26,700
    71 gr  LRNFP
 WIN WSR  H4227
(Hodgdon)
 REM  1.320"  1.545" Starting:  6.0 gr  1,146 13,700  0.258" Hodgdon
Max: 7.0 gr 1,346 18,200
    71 gr  LRNFP
 WIN WSR  HS-6
(Hodgdon)
 REM  1.320"  1.545" Starting:  4.3 gr  1,206 18,700  0.258" Hodgdon
Max: 5.3 gr 1,428 21,900
    75 gr  FP
(Speer)
 WIN WSR  H110
(Hodgdon)
 REM  1.320"  1.575" Starting:  7.4 gr  1,513 23,700  0.257" Hodgdon
Max: 8.4 gr 1,691 28,000
    75 gr  FP
(Speer)
 WIN WSR  H322
(Hodgdon)
 REM  1.320"  1.575" Starting:  12.0 gr  1,523 22,300  0.257" Hodgdon
Max: 13.5 gr 1,702 26,700
    75 gr  FP
(Speer)
 WIN WSR  H4198
(Hodgdon)
 REM  1.320"  1.575" Starting:  10.5 gr  1,530 18,100  0.257" Hodgdon
Max: 12.8 gr 1,877 27,300
    75 gr  FP
(Speer)
 WIN WSR  H4227
(Hodgdon)
 REM  1.320"  1.575" Starting:  8.3 gr  1,521 21,000  0.257" Hodgdon
Max: 9.3 gr 1,741 27,900
    85 gr  LRNFP
 WIN WSR  H4227
(Hodgdon)
 REM  1.320"  1.600" Starting:  6.0 gr  1,129 18,500  0.258" Hodgdon
Max: 7.0 gr 1,317 20,500
    85 gr  LRNFP
 WIN WSR  HS-6
(Hodgdon)
 REM  1.320"  1.600" Starting:  4.5 gr  1,261 19,600  0.258" Hodgdon
Max: 5.3 gr 1,391 25,300
    86 gr  SP
(REM)
 WIN WSR  H110
(Hodgdon)
 REM  1.320"  1.600" Starting:  7.0 gr  1,422 23,900  0.257" Hodgdon
Max: 7.5 gr 1,502 27,100
    86 gr  SP
(REM)
 WIN WSR  H322
(Hodgdon)
 REM  1.320"  1.600" Starting:  11.3 gr  1,358 22,100  0.257" Hodgdon
Max: 12.0 gr 1,517 26,300
    86 gr  SP
(REM)
 WIN WSR  H4198
(Hodgdon)
 REM  1.320"  1.600" Starting:  10.5 gr  1,576 24,500  0.257" Hodgdon
Max: 11.5 gr 1,673 26,500
    86 gr  SP
(REM)
 WIN WSR  H4227
(Hodgdon)
 REM  1.320"  1.600" Starting:  8.0 gr  1,444 23,700  0.257" Hodgdon
Max: 8.6 gr 1,545 27,600