.300 Remington Ultra Mag Page 1.
Bullet Load Powder O. A. L. Velocity Energy Comments
130gn Barnes TTSX 96gn* H 4831sc 3452 3 touching - .2 Mild
98gn* H 4831sc 3555 3649 Shoots into above, tight!
97gn Rel 22
98gn* Rel 22 3679 3908 Shoots into above - Warm load
150gn Sirocco Remington 3.569" 3582 4275 Hot Loads, loose primers + plunger marks
Factory* Factory cases -.545", fired =.549"
150gn Part Gold 98gn AR 2213 3.640" 3557 4215 same powder as H 4831
96gn WMR 3479 4032 powder discontinued
96gn Rel 22 3606 4332
150gn Nosler SB 97gn AR2213sc 3.618" 3468 4007 same powder as H 4831sc
97gn IMR 7828 3487 4051
99gn AR 2217 3323 3679 same powder as H 1000
165gn Barnes XBT 94gn AR 2213 3.631" 3407 4254 same powder as H 4831
96gn AR 2213 3467 4405
165gn Woodleigh 102gn AR 2217 3.568" 3442 4342 Extremely Accurate @ .400"
168gn Barnes TSX 97gn* Retumbo 3.570" 3314 4099 Warm
101gn* Retumbo 3522 4629 Hot
102gn* Retumbo 3593 4817 Too Hot
95gn* Rel 25 3264 3975 Mild
180gn Barnes TSX 94gn* Retumbo 3240 4197 Good Load
96gn* Retumbo 3360 Hot
94gn* Rel 25 3226 4161 .437" Mild
180gn Barnes XBT 88gn Rel 22 3.631" 3140 3942
92gn AR 2213 3270 4275
180gn Woodleigh 101gn AR 2217 3.568" 3377 4559 Extremely Accurate @ .507"
96gn* H1000
180gn Nosler Part. 92gn AR 2213sc 3.618" 3238 4192
Remington Factory 3357 4505 Top Velocity
92gn IMR 7828 3232 4176
190gn Hornady BT 90gn IMR 7828 3.616" 3105 4068 Mild Load
200gn Accubond 94gn* H1000 3084 4225 Shooting into 130 TTSX group - perfect.
94gn* Retumbo 3164 4447 Sighted - .5 MOA load but top end.
85gn* Rel 22
87gn* Rel 22 3167 too hot - 85gn MAX.
93gn* Rel 25
.300 Remington Ultra Mag Page 2.
Bullet Load Powder O. A. L. Velocity Energy Comments
200gn Nosler Part 94gn* H1000 3120 4324 Shoots into 130gn TTSX Group
92gn* Retumbo
93gn* Retumbo 3147 4400 Too Hot - Sticky Extraction
85gn* Rel 22
93gn* Rel 25
90gn IMR 7828 3.607" 3090 4241 Mild load, MOA
200gn Speer SP 86gn WMR 3.645" 2973 3926
88gn Rel 22 3.630" 3163 4444
220gn Woodleigh 90gn* Retumbo
91gn* H1000
91gn* Rel 25
220gn Sierra RN 80gn WMR 3.557" 2716 3604
86gn Rel 22 2876 4042
NOTE: Loads marked with *asterisk, were fired in Winchester Model 70 Stainless. All other data chronographed in 2
separate Remington 700 stainless rifles. Oehler 35P Chronograph used for all load development.
JW
