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Load data for .22-250 Ackley Improved + .224 | 75gr | RMR BTHP 3GH

Recommended Powder(s): Alliant Reloder-17, Somchem S365, Vihtavuori N160, Vihtavuori N550, Winchester 6.5 StaBALL

.22-250 Ackley Improved + .224 | 75gr | RMR BTHP 3GH

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.224 | 75gr | RMR BTHP 3GH
Manufacturer SKU:
RMR 3GH
Bullet Weight:
75gr | 4.9g
Bullet Diameter:
0.224" | 5.69mm
Bullet Length:
<<locked>>
Caliber:
.22-250 Ackley Improved load data
Case Length (l3):
1.940" | 49.3mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
46.9 Grains of Water | 3.05 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
57986 psi | 3998 bar
LID:
LID_B12007_C1041
Last updated:
2026-01-22
Recommended Twist Rate:
1:10 - 1:8

Load data for 152 loads in caliber .22-250 Ackley Improved with .224 | 75gr | RMR BTHP 3GH bullet and 76 powders such as Alliant Reloder-17, Somchem S365, Vihtavuori N160, Vihtavuori N550, Winchester 6.5 StaBALL. The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

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  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

    .

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Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
88%
51010
88%
**64
99%
[ADI AR 2209]*
<<locked>>
96%
46122
80%
**28
93%
Accurate 2700
<<locked>>
89%
51416
89%
**09
96%
Accurate 3100
<<locked>>
97%
39798
69%
**84
95%
Accurate 4064
<<locked>>
87%
51895
90%
**74
100%
Accurate 4350
<<locked>>
94%
50995
88%
**43
99%
Alliant Power Pro 2000-MR
<<locked>>
85%
51024
88%
**09
99%
Alliant Reloder- TS 15.5
<<locked>>
88%
51097
88%
**94
100%
Alliant Reloder-15
<<locked>>
86%
51721
89%
**10
99%
Alliant Reloder-16
<<locked>>
96%
51155
88%
**86
99%
Alliant Reloder-17 👍
<<locked>>
92%
51779
89%
**15
100%
[Alliant Reloder-19]*
<<locked>>
97%
46311
80%
**41
93%
Alliant Reloder-23
<<locked>>
97%
37797
65%
**13
98%
Alliant Reloder-26
<<locked>>
96%
41872
72%
**71
97%
Bofors RP3
<<locked>>
87%
51053
88%
**94
100%
Bofors RP7
<<locked>>
91%
51532
89%
**68
96%
Hodgdon CFE223
<<locked>>
86%
51300
88%
**40
99%
Hodgdon H380
<<locked>>
87%
51459
89%
**94
99%
Hodgdon H414
<<locked>>
90%
51039
88%
**40
97%
Hodgdon H4350
<<locked>>
97%
50807
88%
**74
96%
Hodgdon Hybrid 100V
<<locked>>
96%
48704
84%
**71
100%
Hodgdon LVR
<<locked>>
93%
52011
90%
**53
99%
Hodgdon Superperformance
<<locked>>
93%
51851
89%
**79
96%
Hodgdon VARGET
<<locked>>
88%
51474
89%
**74
99%
Hodgdon TrailBoss
<<locked>>
95%
33591
58%
**32
100%
IMR 3031
<<locked>>
85%
52127
90%
**00
100%
IMR 4064
<<locked>>
89%
51576
89%
**74
99%
IMR 4166 Enduron
<<locked>>
89%
51750
89%
**51
97%
IMR 4350
<<locked>>
95%
52040
90%
**94
96%
IMR 4451 Enduron
<<locked>>
90%
50937
88%
**58
96%
IMR 4831
<<locked>>
97%
46427
80%
**38
98%
IMR 4895
<<locked>>
85%
51793
89%
**23
100%
Lovex S060
<<locked>>
83%
51982
90%
**31
100%
Lovex S062
<<locked>>
87%
51808
89%
**81
100%
Lovex S065
<<locked>>
93%
51430
89%
**74
98%
Lovex S070
<<locked>>
94%
51329
89%
**87
97%
[Lovex S071]*
<<locked>>
97%
33228
57%
**20
92%
Norma 201
<<locked>>
84%
52011
90%
**64
100%
Norma 203B
<<locked>>
86%
50937
88%
**97
100%
Norma 204
<<locked>>
95%
51677
89%
**30
95%
[Norma MRP]*
<<locked>>
96%
41742
72%
**15
94%
Norma URP
<<locked>>
96%
52127
90%
**63
99%
Ramshot Big Game
<<locked>>
86%
52025
90%
**36
100%
Ramshot Hunter
<<locked>>
96%
51271
88%
**53
98%
ReloadSwiss RS 14
<<locked>>
95%
33721
58%
**69
100%
ReloadSwiss RS 50
<<locked>>
87%
51663
89%
**74
97%
ReloadSwiss RS 52
<<locked>>
83%
51503
89%
**79
99%
ReloadSwiss RS 60
<<locked>>
89%
50981
88%
**09
100%
ReloadSwiss RS 62
<<locked>>
95%
51358
89%
**73
99%
ReloadSwiss RS 70
<<locked>>
95%
51314
88%
**02
99%
Rottweil R 902
<<locked>>
85%
51938
90%
**54
100%
Rottweil R 903
<<locked>>
89%
50778
88%
**87
100%
[Rottweil R 904]*
<<locked>>
96%
47688
82%
**09
92%
[Rottweil R 905]*
<<locked>>
97%
44860
77%
**22
93%
Rottweil R 907
<<locked>>
91%
51532
89%
**68
96%
SNPE Vectan SP 11
<<locked>>
89%
51822
89%
**33
100%
SNPE Vectan SP 9
<<locked>>
83%
51242
88%
**81
100%
SNPE Vectan Tubal 5000
<<locked>>
89%
52069
90%
**82
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
51851
89%
**25
97%
Shooters World Long Rifle
<<locked>>
93%
51430
89%
**74
98%
Shooters World Precision
<<locked>>
87%
51808
89%
**81
100%
Somchem S355
<<locked>>
89%
51445
89%
**87
100%
[Somchem S361]*
<<locked>>
97%
49980
86%
**09
92%
Somchem S365 👍
<<locked>>
96%
47950
83%
**30
100%
[Somchem S385]*
<<locked>>
97%
45324
78%
**92
94%
Vihtavuori N133
<<locked>>
85%
51459
89%
**63
100%
Vihtavuori N135
<<locked>>
91%
51605
89%
**28
100%
Vihtavuori N140
<<locked>>
85%
51488
89%
**25
100%
Vihtavuori N150
<<locked>>
94%
51213
88%
**48
100%
Vihtavuori N160 👍
<<locked>>
93%
51822
89%
**14
99%
Vihtavuori N540
<<locked>>
86%
52069
90%
**71
100%
Vihtavuori N550 👍
<<locked>>
92%
52054
90%
**56
99%
Vihtavuori N555
<<locked>>
96%
41220
71%
**92
98%
Winchester 6.5 StaBALL 👍
<<locked>>
94%
51590
89%
**81
100%
Winchester 760
<<locked>>
90%
51039
88%
**40
97%
Winchester StaBALL HD
<<locked>>
97%
33794
58%
**87
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
41510
72%
**71
98%
[ADI AR 2209]*
<<locked>>
91%
39595
68%
**77
90%
[Accurate 2700]*
<<locked>>
81%
39972
69%
**76
92%
[Accurate 3100]*
<<locked>>
89%
30211
52%
**38
90%
Accurate 4064
<<locked>>
81%
43163
74%
**17
100%
[Accurate 4350]*
<<locked>>
81%
31720
55%
**07
93%
Alliant Power Pro 2000-MR
<<locked>>
81%
44846
77%
**84
98%
Alliant Reloder- TS 15.5
<<locked>>
81%
41597
72%
**07
99%
Alliant Reloder-15
<<locked>>
81%
44280
76%
**69
98%
[Alliant Reloder-16]*
<<locked>>
81%
32256
56%
**30
93%
Alliant Reloder-17
<<locked>>
81%
35984
62%
**64
97%
[Alliant Reloder-19]*
<<locked>>
91%
38798
67%
**67
90%
[Alliant Reloder-23]*
<<locked>>
84%
25222
43%
**13
91%
[Alliant Reloder-26]*
<<locked>>
87%
29878
52%
**13
90%
Bofors RP3
<<locked>>
81%
41060
71%
**07
99%
[Bofors RP7]*
<<locked>>
81%
36927
64%
**46
91%
Hodgdon CFE223
<<locked>>
81%
42888
74%
**79
98%
Hodgdon H380
<<locked>>
81%
41785
72%
**00
97%
[Hodgdon H414]*
<<locked>>
81%
37289
64%
**41
92%
[Hodgdon H4350]*
<<locked>>
84%
34751
60%
**20
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
29327
51%
**08
94%
[Hodgdon LVR]*
<<locked>>
81%
34983
60%
**79
94%
[Hodgdon Superperformance]*
<<locked>>
82%
35172
61%
**99
90%
Hodgdon VARGET
<<locked>>
81%
40959
71%
**67
97%
Hodgdon TrailBoss
<<locked>>
81%
27195
47%
**81
100%
IMR 3031
<<locked>>
81%
45426
78%
**89
100%
IMR 4064
<<locked>>
81%
40799
70%
**54
98%
[IMR 4166 Enduron]*
<<locked>>
81%
40234
69%
**05
93%
[IMR 4350]*
<<locked>>
83%
34519
60%
**07
90%
[IMR 4451 Enduron]*
<<locked>>
81%
38696
67%
**92
93%
[IMR 4831]*
<<locked>>
81%
27833
48%
**66
91%
IMR 4895
<<locked>>
81%
45455
78%
**09
99%
Lovex S060
<<locked>>
81%
48341
83%
**66
99%
Lovex S062
<<locked>>
81%
43439
75%
**20
99%
[Lovex S065]*
<<locked>>
81%
36085
62%
**40
94%
[Lovex S070]*
<<locked>>
81%
34069
59%
**07
91%
[Lovex S071]*
<<locked>>
94%
30632
53%
**48
90%
Norma 201
<<locked>>
81%
48196
83%
**95
100%
Norma 203B
<<locked>>
81%
43787
76%
**56
99%
[Norma 204]*
<<locked>>
87%
38769
67%
**51
90%
[Norma MRP]*
<<locked>>
92%
35636
61%
**64
91%
[Norma URP]*
<<locked>>
81%
32198
56%
**17
93%
Ramshot Big Game
<<locked>>
81%
43497
75%
**69
98%
[Ramshot Hunter]*
<<locked>>
81%
31546
54%
**90
90%
ReloadSwiss RS 14
<<locked>>
81%
27412
47%
**21
100%
ReloadSwiss RS 50
<<locked>>
81%
42279
73%
**94
95%
ReloadSwiss RS 52
<<locked>>
81%
47500
82%
**97
99%
ReloadSwiss RS 60
<<locked>>
81%
38159
66%
**36
100%
[ReloadSwiss RS 62]*
<<locked>>
81%
31676
55%
**20
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
31473
54%
**03
91%
Rottweil R 902
<<locked>>
81%
45788
79%
**46
100%
Rottweil R 903
<<locked>>
81%
38812
67%
**44
98%
[Rottweil R 904]*
<<locked>>
92%
42047
73%
**87
90%
[Rottweil R 905]*
<<locked>>
92%
38232
66%
**61
90%
[Rottweil R 907]*
<<locked>>
81%
36927
64%
**46
91%
SNPE Vectan SP 11
<<locked>>
81%
40001
69%
**07
98%
SNPE Vectan SP 9
<<locked>>
81%
47630
82%
**12
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
41060
71%
**89
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
34780
60%
**64
91%
[Shooters World Long Rifle]*
<<locked>>
81%
36085
62%
**40
94%
Shooters World Precision
<<locked>>
81%
43439
75%
**20
99%
Somchem S355
<<locked>>
81%
39726
69%
**58
98%
[Somchem S361]*
<<locked>>
94%
45107
78%
**20
90%
Somchem S365
<<locked>>
81%
28877
50%
**57
96%
[Somchem S385]*
<<locked>>
89%
34882
60%
**49
90%
Vihtavuori N133
<<locked>>
81%
46383
80%
**84
100%
Vihtavuori N135
<<locked>>
81%
38319
66%
**85
100%
Vihtavuori N140
<<locked>>
81%
45092
78%
**20
100%
Vihtavuori N150
<<locked>>
81%
33547
58%
**80
98%
Vihtavuori N160
<<locked>>
81%
34882
60%
**49
95%
Vihtavuori N540
<<locked>>
81%
44686
77%
**33
100%
Vihtavuori N550
<<locked>>
81%
35360
61%
**95
95%
[Vihtavuori N555]*
<<locked>>
83%
25962
45%
**56
90%
Winchester 6.5 StaBALL
<<locked>>
81%
33663
58%
**00
97%
[Winchester 760]*
<<locked>>
81%
37289
64%
**41
92%
[Winchester StaBALL HD]*
<<locked>>
89%
26310
45%
**02
91%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

<<locked>>... you need to buy an access license to unlock the data

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