Dillon RL 550B Caliber Conversion Cross Reference Chart


Caliber Conversion Kits for Dillon’s RL 550B Press include:

  • Qty. 1, Shellplate
  • Qty. 1, Powder Funnel
  • Qty. 3, Locator Buttons

Caliber Conversion Kits for different calibers sometimes have the same Shellplate in each Conversion Kit. Let’s call that a conversion "Crossover." If this will be the case for the Caliber Conversion Kits you will buy, you do not have to buy complete Caliber Conversion Kits for each caliber.
Check the chart for examples.

 550 Caliber Conversion Kit

Caliber Conversion Kit

Caliber Conversion Kits with the same Shellplate AND Locator Buttons:

  • 45 ACP / 22.250 / 243 / 25.06/ 260 Rem / 270 Win / 308_30.06
  • 380 ACP / 204 Ruger / 223 Rem (5.56)

Best cost-effective ordering sequence for common "3-caliber Crossovers":

  • 9mm / 38 Spec / 40 S&W:
    Order:  9mm Conversion; 38 Spec. Conversion; 40 S&W Powder Funnel ("W")

  • 9mm / 40 S&W / 223:
    Order:  40 S&W Conversion; 223 Conversion; 9mm Powder Funnel ("F")
Note: If your Caliber Conversion Kits DO NOT contain the same Shellplate:Just order the complete Caliber Conversion Kits.

RL 550B Caliber Conversion Cross-reference Chart
Pistol Calibers Conversion Kit Shellplate Locator Buttons Qty. 3
9mm / 38 Super 20127 5 – 13743 3 – 14060 F – 13806
9×25 Dillon / 357 SIG 21526 5 – 13743 2 – 14062 F – 13806
38 Special / 357 Mag-Max 20132 2 – 13751 2 – 14062 D – 13599
380 ACP / 38 Supercomp 20133 3 – 13684 3 – 14060 F – 13806
40 S&W / 10mm 20179 5 – 13743 2 – 14062 W – 13600
44 Special / Mag 20136 4 – 13610 4 – 14047 G – 13427
45 ACP 20126 1 – 13692 1 – 13930 E – 13782
45 Colt / 454 Casull 20137 C – 13334 4 – 14047 E – 13782
460 S&W 20888 C – 13334 4 – 14047 18949
50 AE (XL Powder Die required) 21428 50 – 21329 4 – 14047 14465
500 S&W (XL Powder Die required) 20121 B – 13347 6 – 15755 14465

Rifle Calibers Conversion Kit Shellplate Locator Buttons Qty. 3 Powder Funnel
204 Ruger 20307 3 – 13684 3 – 14060 20322
223 – 5.56 / 222 Rem Mag 20128 3 – 13684 3 – 14060 A – 13426
300 Blackout / Whisper 20236 3 – 13684 3 – 14060 AK – 13015
22-250 20145 1 – 13692 1 – 13930 A – 13426
243 Win 20144 1 – 13692 1 – 13930 I – 13305
25-06 20147 1 – 13692 1 – 13930 K – 13216
260 Rem / 6.5-06 / 6.5×284 / 6.5×55 20207 1 – 13692 1 – 13930 Y – 12870
264 Win Mag 20210 B – 13347 4 – 14047 Y – 12870
270 Wby Mag 20196 B – 13347 4 – 14047 J – 13456
270, 284 Win / 7mm-08 Rem 20142 1 – 13692 1 – 13930 J – 13456
30 M1 Carbine 20131 8 – 13135 8 – 14048 C – 13564
300 Win, H&H, & Wby Mag 20188 B – 13347 4 – 14047 B – 13587
300 Rem Ultra Mag 20239 B – 13347 6 – 15755 300-15013
30-30 Win 20139 7 – 12501 4 – 14047 B – 13587
308 Win / 7.62 Nato / 30.06 20130 1 – 13692 1 – 13930 B – 13587
338 Win Mag, 340 Wby Mag 20156 B – 13347 4 – 14047 Q – 13406
444 Marlin 20164 N – 10004 4 – 14047 543X – 12920
44-40 Win 20206 N – 10004 4 – 14047 G – 13427
45-70 20143 G – 13313 7 – 13436 543T – 13407
7.62 x 39 Russian 20213 A – 13211 2 – 14062 AK – 13015
7.62 x 54 Russian 20346 G – 13313 7 – 13436 B – 13587

Download (color-coded) Caliber Conversion Cross-reference Charts for all 550 press calibers:

Select "sort-by order":