From the Swift Manual #1:

Bullet diameter: 0.366"
Maximum cartridge OAL: 3.291"
Maximum case length: 2.441"
Trim length: 2.431"
Case: Norma
Primer: CCI-250
Test barrel: Douglas
Barrel length: 24"
Barrel twist: 1-12"
Loads less than minimum charges shown are not recommended;
NEVER EXCEED MAXIMUM LOAD!

Be Alert: Publisher cannot be responsible for errors in published load data.

Wt. Bullet Powder Manufacturer Powder Charge (FPS)
250 Swift A-Frame Hodgdon BL-C(2) 56.7 2456
250 Swift A-Frame Hodgdon BL-C(2) 61.0 2521
Remarks: maximum load

250 Swift A-Frame Hodgdon H-414 62.3 2433
250 Swift A-Frame Hodgdon H-414 67.0 2560
Remarks: maximum load

250 Swift A-Frame Alliant RL-15 54.4 2327
250 Swift A-Frame Alliant RL-15 58.5 2525
Remarks: maximum load

250 Swift A-Frame IMR IMR-4064 52.1 2239
250 Swift A-Frame IMR IMR-4064 56.0 2462
Remarks: maximum load
250 Swift A-Frame IMR IMR-4350 61.8 2322
250 Swift A-Frame IMR IMR-4350 66.5 2484
Remarks: maximum load


I never thought I'd grow up to be a grumpy old man, but I did, and I'm killin' it.