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Paradude54
11-22-2008, 05:33 AM
Does anyone have any load data on these 2 rounds? It's a new project that I'm working on and so far I'm drawing a blank.

BerdanIII
01-05-2009, 04:14 PM
From: The Handloader's Manual of Cartridge Conversions, p.176, p. 391

.240 Belted Rimless Nitro Express (.240 Apex)
100-gr spire point - 39.0 grs. - 4350 - 2890 fps.

.333 Rimless Nitro Express (.333 Jeffrey)
275-gr spire point - 52.0 - 4350 - 2230 fps.

Note: Powder maker not specified.

From: Solving Problems in English, Handloader's Digest, 6th Ed., p. 31

"The 333 Rimless Nitro Express'"
250 Barnes SP - 59.0 - H4831 - CCI250M
250 Barnes SP - 50.0 - Re21 - Western 8 ½
300 Barnes SP - 48.0 - Re21 - Western 8 ½

From: The Complete Guide to Handloading", p. 204

.333 Jeffery
250-gr. Barnes - 69.0 - 4350 (probably IMR4350) - in British cases w/British primers
300-gr. Barnes - 64.0 - 4350 - in British cases w/British primers

From: Handbook for Shooters and Reloaders, p. 345

.240 Nitro, sometimes called .240 Apex
"Kynoch loads the 100 gr spitzer bullets to 2900 fps. Doubtless, with our components and with cases formed from 06 brass, velocities could be boosted to the level of the .243 Winchester or better."
Note: No loads given.