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Load data for .300 Rem. Ultra Mag + .308 | 144gr | Lehigh Defense Match Solid

Recommended Powder(s): Alliant Reloder-19, Alliant Reloder-22, Alliant Reloder-26, Norma MRP, Winchester StaBALL HD

.300 Rem. Ultra Mag + .308 | 144gr | Lehigh Defense Match Solid

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 144gr | Lehigh Defense Match Solid
Manufacturer SKU:
FT 16308144SP
Bullet Weight:
144gr | 9.3g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.330" | 33.8mm
Caliber:
.300 Rem. Ultra Mag load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.544" | 90.0mm
Seated Depth:
0.636" | 16.2mm
Shank Seated Depth:
0.391" | 9.9mm
Case Capacity:
112.5 Grains of Water | 7.30 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B11048_C374
Last updated:
2025-11-05
Recommended Twist Rate:
1:11 - 1:9

Load data for 140 loads in caliber .300 Rem. Ultra Mag with .308 | 144gr | Lehigh Defense Match Solid bullet and 70 powders such as Alliant Reloder-19, Alliant Reloder-22, Alliant Reloder-26, Norma MRP, Winchester StaBALL HD. 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 2209
<<locked>>
92%
58392
90%
**66
99%
ADI AR 2213
<<locked>>
96%
58378
90%
**96
98%
ADI AR 2217
<<locked>>
97%
44817
69%
**23
95%
ADI AR 2225
<<locked>>
97%
39784
61%
**67
97%
Accurate 2700
<<locked>>
83%
57972
89%
**41
99%
Accurate 3100
<<locked>>
95%
58175
90%
**91
100%
Accurate 4350
<<locked>>
87%
58015
89%
**30
100%
Accurate MAGPRO
<<locked>>
95%
58131
89%
**92
97%
Alliant Reloder-16
<<locked>>
89%
58465
90%
**76
100%
Alliant Reloder-17
<<locked>>
84%
58160
90%
**73
100%
Alliant Reloder-19 👍
<<locked>>
92%
57841
89%
**53
99%
Alliant Reloder-22 👍
<<locked>>
96%
58421
90%
**86
99%
Alliant Reloder-23
<<locked>>
97%
57812
89%
**43
100%
Alliant Reloder-25
<<locked>>
97%
50241
77%
**81
100%
Alliant Reloder-26 👍
<<locked>>
92%
57972
89%
**15
100%
Hodgdon H1000
<<locked>>
97%
44817
69%
**23
95%
Hodgdon H414
<<locked>>
84%
58363
90%
**56
100%
Hodgdon H4350
<<locked>>
90%
58015
89%
**04
100%
Hodgdon H4831
<<locked>>
97%
56057
86%
**97
97%
Hodgdon H4831 SC
<<locked>>
94%
58465
90%
**33
98%
Hodgdon Hybrid 100V
<<locked>>
91%
58407
90%
**94
100%
Hodgdon LVR
<<locked>>
86%
58262
90%
**36
100%
Hodgdon Retumbo
<<locked>>
97%
39784
61%
**67
97%
Hodgdon Superperformance
<<locked>>
85%
58233
90%
**73
100%
Hodgdon VARGET
<<locked>>
83%
58276
90%
**91
100%
Hodgdon TrailBoss
<<locked>>
97%
35201
54%
**05
100%
IMR 4064
<<locked>>
83%
58436
90%
**91
100%
IMR 4166 Enduron
<<locked>>
84%
58001
89%
**81
100%
IMR 4350
<<locked>>
89%
58233
90%
**00
100%
IMR 4451 Enduron
<<locked>>
85%
58247
90%
**97
100%
IMR 4831
<<locked>>
92%
58436
90%
**14
100%
IMR 4955 Enduron
<<locked>>
95%
58189
90%
**04
98%
IMR 7828 SSC
<<locked>>
95%
58407
90%
**02
98%
Lovex S065
<<locked>>
87%
58218
90%
**94
100%
Lovex S070
<<locked>>
88%
58363
90%
**10
100%
Lovex S071
<<locked>>
97%
51111
79%
**79
100%
Norma 204
<<locked>>
88%
57928
89%
**33
99%
Norma 217
<<locked>>
97%
35621
55%
**82
95%
Norma MRP 👍
<<locked>>
93%
58088
89%
**02
100%
Norma URP
<<locked>>
88%
58363
90%
**40
100%
Ramshot Hunter
<<locked>>
88%
58073
89%
**50
100%
Ramshot Magnum
<<locked>>
95%
57899
89%
**50
100%
ReloadSwiss RS 14
<<locked>>
96%
35781
55%
**51
100%
ReloadSwiss RS 60
<<locked>>
85%
58088
89%
**92
100%
ReloadSwiss RS 62
<<locked>>
87%
57885
89%
**40
100%
ReloadSwiss RS 70
<<locked>>
87%
57798
89%
**89
100%
ReloadSwiss RS 76
<<locked>>
97%
50154
77%
**30
100%
[ReloadSwiss RS 80]*
<<locked>>
97%
45005
69%
**86
94%
Rottweil R 904
<<locked>>
92%
57928
89%
**14
98%
Rottweil R 905
<<locked>>
93%
58117
89%
**50
99%
Rottweil R 907
<<locked>>
86%
58015
89%
**94
99%
SNPE Vectan Tubal 5000
<<locked>>
83%
58320
90%
**59
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
58044
89%
**45
100%
Shooters World Long Rifle
<<locked>>
87%
58218
90%
**94
100%
Somchem S355
<<locked>>
83%
58218
90%
**87
100%
Somchem S361
<<locked>>
91%
57798
89%
**61
98%
Somchem S365
<<locked>>
90%
58059
89%
**20
100%
Somchem S385
<<locked>>
93%
58102
89%
**04
100%
Vihtavuori N135
<<locked>>
85%
58262
90%
**02
100%
Vihtavuori N150
<<locked>>
88%
58392
90%
**41
100%
Vihtavuori N160
<<locked>>
85%
57928
89%
**94
100%
Vihtavuori N165
<<locked>>
97%
56565
87%
**71
99%
Vihtavuori N550
<<locked>>
85%
58059
89%
**33
100%
Vihtavuori N555
<<locked>>
94%
57928
89%
**36
100%
Vihtavuori N560
<<locked>>
95%
57856
89%
**09
98%
Vihtavuori N565
<<locked>>
97%
52895
81%
**87
97%
[Vihtavuori N568]*
<<locked>>
97%
46441
71%
**95
94%
Winchester 6.5 StaBALL
<<locked>>
87%
58204
90%
**51
100%
Winchester 760
<<locked>>
84%
58363
90%
**56
100%
Winchester StaBALL HD 👍
<<locked>>
97%
56405
87%
**28
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
39233
60%
**02
94%
[ADI AR 2213]*
<<locked>>
81%
34969
54%
**13
90%
[ADI AR 2217]*
<<locked>>
89%
34592
53%
**84
90%
[ADI AR 2225]*
<<locked>>
87%
29051
45%
**56
90%
Accurate 2700
<<locked>>
81%
53867
83%
**76
99%
Accurate 3100
<<locked>>
81%
35114
54%
**67
96%
Accurate 4350
<<locked>>
81%
47166
73%
**56
100%
[Accurate MAGPRO]*
<<locked>>
84%
38537
59%
**05
90%
Alliant Reloder-16
<<locked>>
81%
44817
69%
**56
100%
Alliant Reloder-17
<<locked>>
81%
52431
81%
**81
100%
Alliant Reloder-19
<<locked>>
81%
39291
60%
**05
95%
[Alliant Reloder-22]*
<<locked>>
81%
34940
54%
**23
93%
Alliant Reloder-23
<<locked>>
81%
33533
52%
**94
99%
[Alliant Reloder-25]*
<<locked>>
81%
29312
45%
**89
94%
Alliant Reloder-26
<<locked>>
81%
37072
57%
**28
98%
[Hodgdon H1000]*
<<locked>>
89%
34592
53%
**84
90%
Hodgdon H414
<<locked>>
81%
53432
82%
**74
99%
Hodgdon H4350
<<locked>>
81%
42772
66%
**35
97%
[Hodgdon H4831]*
<<locked>>
83%
35230
54%
**74
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
36651
56%
**17
91%
Hodgdon Hybrid 100V
<<locked>>
81%
42395
65%
**38
100%
Hodgdon LVR
<<locked>>
81%
49501
76%
**95
100%
[Hodgdon Retumbo]*
<<locked>>
87%
29051
45%
**56
90%
Hodgdon Superperformance
<<locked>>
81%
49124
76%
**22
99%
Hodgdon VARGET
<<locked>>
81%
54752
84%
**38
100%
Hodgdon TrailBoss
<<locked>>
81%
27992
43%
**44
100%
IMR 4064
<<locked>>
81%
54099
83%
**22
100%
IMR 4166 Enduron
<<locked>>
81%
52649
81%
**92
99%
IMR 4350
<<locked>>
81%
44962
69%
**71
97%
IMR 4451 Enduron
<<locked>>
81%
51198
79%
**82
99%
IMR 4831
<<locked>>
81%
40437
62%
**08
99%
[IMR 4955 Enduron]*
<<locked>>
81%
37057
57%
**90
91%
[IMR 7828 SSC]*
<<locked>>
81%
35984
55%
**53
91%
Lovex S065
<<locked>>
81%
48573
75%
**36
99%
Lovex S070
<<locked>>
81%
46992
72%
**20
99%
[Lovex S071]*
<<locked>>
81%
29878
46%
**26
93%
Norma 204
<<locked>>
81%
45281
70%
**13
96%
[Norma 217]*
<<locked>>
91%
29051
45%
**92
90%
Norma MRP
<<locked>>
81%
36898
57%
**99
95%
Norma URP
<<locked>>
81%
46166
71%
**46
100%
Ramshot Hunter
<<locked>>
81%
45179
70%
**30
99%
[Ramshot Magnum]*
<<locked>>
81%
32590
50%
**48
93%
ReloadSwiss RS 14
<<locked>>
81%
28558
44%
**86
100%
ReloadSwiss RS 60
<<locked>>
81%
50531
78%
**84
100%
ReloadSwiss RS 62
<<locked>>
81%
47282
73%
**63
100%
ReloadSwiss RS 70
<<locked>>
81%
45455
70%
**86
100%
[ReloadSwiss RS 76]*
<<locked>>
83%
29457
45%
**98
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
36912
57%
**92
90%
[Rottweil R 904]*
<<locked>>
81%
40524
62%
**85
94%
[Rottweil R 905]*
<<locked>>
81%
38450
59%
**82
94%
Rottweil R 907
<<locked>>
81%
49850
77%
**63
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
54027
83%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
47718
73%
**67
99%
Shooters World Long Rifle
<<locked>>
81%
48573
75%
**36
99%
Somchem S355
<<locked>>
81%
53853
83%
**25
100%
[Somchem S361]*
<<locked>>
81%
41568
64%
**69
93%
Somchem S365
<<locked>>
81%
42873
66%
**87
100%
Somchem S385
<<locked>>
81%
39102
60%
**69
96%
Vihtavuori N135
<<locked>>
81%
52156
80%
**13
100%
Vihtavuori N150
<<locked>>
81%
46253
71%
**58
100%
Vihtavuori N160
<<locked>>
81%
49603
76%
**63
100%
[Vihtavuori N165]*
<<locked>>
81%
32938
51%
**98
93%
Vihtavuori N550
<<locked>>
81%
50444
78%
**09
100%
Vihtavuori N555
<<locked>>
81%
37565
58%
**79
99%
[Vihtavuori N560]*
<<locked>>
81%
35143
54%
**43
90%
[Vihtavuori N565]*
<<locked>>
84%
33881
52%
**87
90%
[Vihtavuori N568]*
<<locked>>
92%
38189
59%
**22
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47297
73%
**87
100%
Winchester 760
<<locked>>
81%
53432
82%
**74
99%
Winchester StaBALL HD
<<locked>>
81%
29080
45%
**00
99%

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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