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Load data for .300 Rem. SA Ultra Mag + .308 | 200gr | Sierra HP MatchKing L1.29

Recommended Powder(s):

.300 Rem. SA Ultra Mag + .308 | 200gr | Sierra HP MatchKing L1.29

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 200gr | Sierra HP MatchKing L1.29
Manufacturer SKU:
2230
Bullet Weight:
200gr | 13.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.391" | 35.3mm
Caliber:
.300 Rem. SA Ultra Mag load data
Case Length (l3):
2.003" | 50.9mm
Cartridge Length (C.O.L.):
2.783" | 70.7mm
Seated Depth:
0.611" | 15.5mm
Shank Seated Depth:
0.372" | 9.4mm
Case Capacity:
74.0 Grains of Water | 4.80 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
64107 psi | 4420 bar
LID:
LID_B5901_C373
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 182 loads in caliber .300 Rem. SA Ultra Mag with .308 | 200gr | Sierra HP MatchKing L1.29 bullet and 91 powder(s). 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 2206H
85%
90%
100%
ADI AR 2208
90%
89%
100%
ADI AR 2209
97%
77%
97%
ADI AR 2213
97%
68%
93%
Accurate 2200
83%
89%
100%
Accurate 2700
91%
89%
99%
Accurate 3100
97%
65%
98%
Accurate 4064
89%
90%
100%
Accurate 4350
96%
89%
100%
Alliant Reloder- TS 15.5
90%
89%
100%
Alliant Reloder-15
87%
89%
100%
Alliant Reloder-16
97%
86%
100%
Alliant Reloder-17
93%
89%
100%
Alliant Reloder-19
97%
75%
97%
Alliant Reloder-22
97%
65%
95%
Alliant Reloder-23
97%
62%
100%
Alliant Reloder-25
97%
55%
96%
Alliant Reloder-26
97%
69%
99%
Baschieri & Pellagri 107
85%
90%
100%
Hodgdon CFE223
88%
90%
100%
Hodgdon H380
89%
90%
100%
Hodgdon H414
92%
89%
99%
Hodgdon H4350
97%
83%
98%
Hodgdon H4831 SC
97%
71%
93%
Hodgdon Hybrid 100V
97%
81%
100%
Hodgdon LVR
95%
90%
100%
Hodgdon Superperformance
95%
89%
99%
Hodgdon VARGET
90%
90%
100%
IMR 3031
87%
89%
100%
IMR 4064
91%
89%
100%
IMR 4166 Enduron
91%
89%
99%
IMR 4350
97%
88%
99%
IMR 4451 Enduron
93%
90%
99%
IMR 4831
96%
76%
100%
IMR 4895
87%
90%
100%
IMR 4955 Enduron
97%
71%
94%
IMR 7828 SSC
97%
70%
94%
IMR 8208 XBR
83%
89%
100%
Lovex D073.6
85%
89%
100%
Lovex S060
85%
90%
100%
Lovex S062
88%
90%
100%
Lovex S065
95%
90%
100%
Lovex S070
96%
88%
99%
Lovex S071
97%
54%
96%
Norma 201
85%
89%
100%
Norma 202
85%
89%
100%
Norma 203B
88%
89%
100%
Norma 204
97%
89%
98%
Norma MRP
97%
69%
97%
Norma URP
97%
89%
100%
Ramshot Big Game
87%
89%
100%
Ramshot Hunter
97%
87%
100%
Ramshot Magnum
97%
63%
95%
ReloadSwiss RS 50
89%
90%
100%
ReloadSwiss RS 52
88%
90%
100%
ReloadSwiss RS 60
94%
89%
100%
ReloadSwiss RS 62
97%
90%
100%
ReloadSwiss RS 70
97%
89%
100%
Rottweil R 902
87%
90%
100%
Rottweil R 903
92%
90%
100%
Rottweil R 904
97%
79%
96%
Rottweil R 905
97%
73%
97%
Rottweil R 907
93%
89%
99%
SNPE Vectan SP 11
91%
90%
100%
SNPE Vectan SP 7
84%
89%
100%
SNPE Vectan SP 9
86%
90%
100%
SNPE Vectan Tubal 3000
85%
90%
100%
SNPE Vectan Tubal 5000
90%
89%
100%
SNPE Vectan Tubal 7000
95%
89%
99%
Shooters World Long Rifle
95%
90%
100%
Shooters World Match Rifle
85%
89%
100%
Shooters World Precision
88%
90%
100%
Somchem S335
85%
89%
100%
Somchem S341
84%
89%
100%
Somchem S355
91%
89%
100%
Somchem S361
97%
82%
95%
Somchem S365
97%
81%
100%
Somchem S385
97%
74%
97%
Vihtavuori N133
87%
90%
100%
Vihtavuori N135
93%
90%
100%
Vihtavuori N140
87%
89%
100%
Vihtavuori N150
97%
89%
100%
Vihtavuori N160
94%
88%
100%
Vihtavuori N165
97%
62%
95%
Vihtavuori N540
87%
89%
100%
Vihtavuori N550
94%
90%
100%
Vihtavuori N555
97%
69%
100%
Vihtavuori N560
97%
67%
93%
Winchester 6.5 StaBALL
96%
89%
100%
Winchester 760
92%
89%
99%
Winchester StaBALL HD
97%
56%
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
51242
80%
**39
100%
ADI AR 2208
<<locked>>
81%
43627
68%
**05
100%
[ADI AR 2209]*
<<locked>>
84%
32300
50%
**34
90%
[ADI AR 2213]*
<<locked>>
91%
36709
57%
**52
90%
Accurate 2200
<<locked>>
81%
53156
83%
**39
100%
Accurate 2700
<<locked>>
81%
41597
65%
**33
96%
[Accurate 3100]*
<<locked>>
81%
24627
38%
**51
90%
Accurate 4064
<<locked>>
81%
45382
71%
**31
100%
Accurate 4350
<<locked>>
81%
33953
53%
**97
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
43598
68%
**28
100%
Alliant Reloder-15
<<locked>>
81%
46630
73%
**87
100%
Alliant Reloder-16
<<locked>>
81%
33866
53%
**06
97%
Alliant Reloder-17
<<locked>>
81%
37855
59%
**18
100%
[Alliant Reloder-19]*
<<locked>>
83%
31372
49%
**18
90%
[Alliant Reloder-22]*
<<locked>>
88%
31662
49%
**67
90%
[Alliant Reloder-23]*
<<locked>>
81%
24584
38%
**83
94%
[Alliant Reloder-25]*
<<locked>>
87%
25962
41%
**13
90%
[Alliant Reloder-26]*
<<locked>>
81%
25802
40%
**65
92%
Baschieri & Pellagri 107
<<locked>>
81%
50502
79%
**49
100%
Hodgdon CFE223
<<locked>>
81%
45411
71%
**10
100%
Hodgdon H380
<<locked>>
81%
44019
69%
**38
99%
Hodgdon H414
<<locked>>
81%
39392
61%
**02
96%
[Hodgdon H4350]*
<<locked>>
81%
32735
51%
**08
93%
[Hodgdon H4831 SC]*
<<locked>>
91%
37768
59%
**39
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31299
49%
**11
98%
Hodgdon LVR
<<locked>>
81%
36956
58%
**46
97%
[Hodgdon Superperformance]*
<<locked>>
81%
35085
55%
**36
94%
Hodgdon VARGET
<<locked>>
81%
43221
67%
**98
99%
IMR 3031
<<locked>>
81%
47906
75%
**67
100%
IMR 4064
<<locked>>
81%
42728
67%
**82
100%
IMR 4166 Enduron
<<locked>>
81%
42366
66%
**52
97%
[IMR 4350]*
<<locked>>
81%
34374
54%
**44
93%
IMR 4451 Enduron
<<locked>>
81%
40248
63%
**43
96%
IMR 4831
<<locked>>
81%
29921
47%
**88
96%
IMR 4895
<<locked>>
81%
47892
75%
**10
100%
[IMR 4955 Enduron]*
<<locked>>
89%
36245
57%
**77
90%
[IMR 7828 SSC]*
<<locked>>
91%
36593
57%
**65
90%
IMR 8208 XBR
<<locked>>
81%
53388
83%
**36
100%
Lovex D073.6
<<locked>>
81%
50850
79%
**10
100%
Lovex S060
<<locked>>
81%
50560
79%
**67
100%
Lovex S062
<<locked>>
81%
45629
71%
**31
100%
Lovex S065
<<locked>>
81%
37652
59%
**97
97%
Lovex S070
<<locked>>
81%
35737
56%
**77
95%
[Lovex S071]*
<<locked>>
85%
24468
38%
**44
90%
Norma 201
<<locked>>
81%
50111
78%
**87
100%
Norma 202
<<locked>>
81%
50604
79%
**87
100%
Norma 203B
<<locked>>
81%
46137
72%
**77
100%
[Norma 204]*
<<locked>>
81%
33823
53%
**64
91%
[Norma MRP]*
<<locked>>
83%
28587
45%
**08
90%
Norma URP
<<locked>>
81%
33866
53%
**90
97%
Ramshot Big Game
<<locked>>
81%
45818
71%
**97
100%
Ramshot Hunter
<<locked>>
81%
33170
52%
**77
95%
[Ramshot Magnum]*
<<locked>>
90%
31459
49%
**44
90%
ReloadSwiss RS 50
<<locked>>
81%
44353
69%
**28
98%
ReloadSwiss RS 52
<<locked>>
81%
45339
71%
**90
100%
ReloadSwiss RS 60
<<locked>>
81%
36724
57%
**15
100%
ReloadSwiss RS 62
<<locked>>
81%
33678
53%
**13
97%
ReloadSwiss RS 70
<<locked>>
81%
33330
52%
**10
96%
Rottweil R 902
<<locked>>
81%
47848
75%
**44
100%
Rottweil R 903
<<locked>>
81%
40843
64%
**85
100%
[Rottweil R 904]*
<<locked>>
85%
34577
54%
**51
90%
[Rottweil R 905]*
<<locked>>
84%
30545
48%
**08
90%
Rottweil R 907
<<locked>>
81%
38885
61%
**13
95%
SNPE Vectan SP 11
<<locked>>
81%
41959
65%
**31
100%
SNPE Vectan SP 7
<<locked>>
81%
51880
81%
**39
100%
SNPE Vectan SP 9
<<locked>>
81%
49617
77%
**10
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
51314
80%
**28
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
42917
67%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
36695
57%
**41
95%
Shooters World Long Rifle
<<locked>>
81%
37652
59%
**97
97%
Shooters World Match Rifle
<<locked>>
81%
50850
79%
**10
100%
Shooters World Precision
<<locked>>
81%
45629
71%
**31
100%
Somchem S335
<<locked>>
81%
50749
79%
**28
100%
Somchem S341
<<locked>>
81%
51503
80%
**26
100%
Somchem S355
<<locked>>
81%
41524
65%
**85
100%
[Somchem S361]*
<<locked>>
86%
36666
57%
**77
90%
Somchem S365
<<locked>>
81%
30516
48%
**54
99%
[Somchem S385]*
<<locked>>
81%
28485
44%
**42
90%
Vihtavuori N133
<<locked>>
81%
48515
76%
**75
100%
Vihtavuori N135
<<locked>>
81%
40582
63%
**06
100%
Vihtavuori N140
<<locked>>
81%
47442
74%
**21
100%
Vihtavuori N150
<<locked>>
81%
35360
55%
**47
100%
Vihtavuori N160
<<locked>>
81%
36854
57%
**20
98%
[Vihtavuori N165]*
<<locked>>
88%
29994
47%
**62
90%
Vihtavuori N540
<<locked>>
81%
46905
73%
**38
100%
Vihtavuori N550
<<locked>>
81%
37304
58%
**62
98%
Vihtavuori N555
<<locked>>
81%
26324
41%
**52
95%
[Vihtavuori N560]*
<<locked>>
92%
36796
57%
**98
90%
Winchester 6.5 StaBALL
<<locked>>
81%
34824
54%
**67
99%
Winchester 760
<<locked>>
81%
39392
61%
**02
96%
[Winchester StaBALL HD]*
<<locked>>
81%
21669
34%
**31
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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