.333 Jeffery Flanged


Introduced in 1911 by Jeffery this is the rimmed version of the .333 for use in double rifles.
BULLET
WEIGHT
IN
GRAINS
BARREL
LENGTH
IN
INCHES
PRESSURE
at 15°C in
tons per
sq. in.
MUZZLE
50 YARDS
100 YARDS
VELOCITY
Feet per
Second
ENERGY
Foot/lbs
VELOCITY
Feet per
Second
ENERGY
Foot/lbs
VELOCITY
Feet per
Second
ENERGY
Foot/lbs
250g S/SN
28"
-
2400
3200
2306
2950
2215
2730
300g S/SN
28"
-
2150
3090
2069
2857
1990
2640


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