top of page

Load data for .300 CR + .308 | 170gr | Lapua Lock Base

Recommended Powder(s):

.300 CR + .308 | 170gr | Lapua Lock Base

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 170gr | Lapua Lock Base
Manufacturer SKU:
4PL7086 | B476
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.201" | 30.5mm
Caliber:
.300 CR load data
Case Length (l3):
2.000" | 50.8mm
Cartridge Length (C.O.L.):
2.753" | 69.9mm
Seated Depth:
0.448" | 11.4mm
Shank Seated Depth:
0.283" | 7.2mm
Case Capacity:
53.0 Grains of Water | 3.44 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B3155_C352
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 160 loads in caliber .300 CR with .308 | 170gr | Lapua Lock Base bullet and 80 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".

  • No data yet

  • .

    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.

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
<<locked>>
96%
52852
85%
**79
98%
ADI AR 2207
<<locked>>
86%
55405
89%
**84
100%
ADI AR 2208
<<locked>>
96%
44802
72%
**34
96%
ADI AR 2219
<<locked>>
89%
55550
89%
**95
100%
Accurate 2015
<<locked>>
93%
54781
88%
**26
100%
Accurate 2200
<<locked>>
95%
55085
88%
**59
97%
Accurate 2230
<<locked>>
91%
55013
88%
**62
99%
Accurate 2460
<<locked>>
92%
56014
90%
**85
100%
Accurate 2495
<<locked>>
96%
52228
84%
**79
100%
Accurate 2520 👍
<<locked>>
96%
54781
88%
**18
100%
Accurate 4064
<<locked>>
96%
43004
69%
**61
100%
Alliant AR-Comp
<<locked>>
96%
53954
87%
**85
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
43468
70%
**61
97%
Alliant Reloder-10x
<<locked>>
91%
55492
89%
**49
100%
Alliant Reloder-15
<<locked>>
96%
46949
75%
**10
97%
[Alliant Reloder-17]*
<<locked>>
97%
38290
61%
**15
94%
Alliant Reloder-7
<<locked>>
85%
54969
88%
**80
100%
Baschieri & Pellagri 106
<<locked>>
89%
54723
88%
**80
100%
Baschieri & Pellagri 107
<<locked>>
97%
53171
85%
**98
97%
Hodgdon BL-C2
<<locked>>
97%
55579
89%
**44
99%
Hodgdon Benchmark
<<locked>>
95%
55593
89%
**43
100%
Hodgdon CFE BLK
<<locked>>
86%
56115
90%
**16
99%
Hodgdon CFE223
<<locked>>
97%
46282
74%
**23
95%
Hodgdon H322
<<locked>>
94%
54853
88%
**85
100%
Hodgdon H335
<<locked>>
89%
55666
89%
**05
100%
Hodgdon H380
<<locked>>
97%
45165
72%
**70
95%
Hodgdon H4198
<<locked>>
87%
55680
89%
**93
100%
Hodgdon VARGET
<<locked>>
96%
44048
71%
**21
96%
IMR 3031
<<locked>>
97%
46905
75%
**30
100%
IMR 4064
<<locked>>
97%
43845
70%
**08
96%
IMR 4198
<<locked>>
91%
56072
90%
**07
100%
IMR 4895
<<locked>>
96%
47819
77%
**43
97%
IMR 8208 XBR
<<locked>>
96%
56130
90%
**92
99%
Lovex D073.4
<<locked>>
90%
54810
88%
**59
100%
Lovex D073.5
<<locked>>
92%
55216
89%
**75
100%
Lovex D073.6
<<locked>>
97%
51634
83%
**75
100%
Lovex S060
<<locked>>
97%
54926
88%
**33
98%
Lovex S062
<<locked>>
97%
46688
75%
**77
98%
Norma 200
<<locked>>
87%
55506
89%
**23
100%
Norma 201
<<locked>>
96%
51459
83%
**33
99%
Norma 202
<<locked>>
97%
52431
84%
**59
100%
Norma 203B
<<locked>>
96%
46064
74%
**03
97%
Ramshot Big Game
<<locked>>
97%
46354
74%
**13
97%
Ramshot TAC
<<locked>>
95%
55288
89%
**75
96%
Ramshot Wild Boar
<<locked>>
96%
55071
88%
**18
98%
Ramshot X-Terminator
<<locked>>
93%
55129
88%
**59
98%
ReloadSwiss RS 40
<<locked>>
92%
55637
89%
**82
100%
[ReloadSwiss RS 50]*
<<locked>>
97%
45977
74%
**44
92%
ReloadSwiss RS 52
<<locked>>
97%
44628
72%
**23
98%
ReloadSwiss RS 60
<<locked>>
97%
37449
60%
**95
95%
Rottweil R 901
<<locked>>
96%
55390
89%
**62
100%
Rottweil R 902
<<locked>>
97%
48965
79%
**90
99%
Rottweil R 903
<<locked>>
97%
39668
64%
**98
96%
SNPE Vectan BA6 1/2
<<locked>>
85%
55274
89%
**47
100%
SNPE Vectan SP 10
<<locked>>
89%
55651
89%
**98
100%
SNPE Vectan SP 11
<<locked>>
97%
42163
68%
**54
96%
SNPE Vectan SP 7
<<locked>>
97%
55463
89%
**89
97%
SNPE Vectan SP 9
<<locked>>
97%
51634
83%
**59
98%
SNPE Vectan Tubal 3000
<<locked>>
97%
55463
89%
**07
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
44904
72%
**79
100%
Shooters World Match Rifle
<<locked>>
97%
51634
83%
**75
100%
Shooters World Precision
<<locked>>
97%
46688
75%
**77
98%
Shooters World Tactical Rifle
<<locked>>
90%
55288
89%
**43
99%
Somchem S321 👍
<<locked>>
93%
55651
89%
**12
99%
Somchem S335
<<locked>>
96%
52997
85%
**97
100%
Somchem S341
<<locked>>
97%
54505
87%
**85
98%
Somchem S355
<<locked>>
96%
40741
65%
**02
96%
[Somchem S365]*
<<locked>>
97%
29617
47%
**18
92%
Vihtavuori N120
<<locked>>
88%
54911
88%
**31
100%
Vihtavuori N130
<<locked>>
94%
55361
89%
**97
100%
Vihtavuori N133
<<locked>>
96%
50038
80%
**48
100%
Vihtavuori N135
<<locked>>
97%
38943
62%
**49
100%
Vihtavuori N140
<<locked>>
97%
48747
78%
**84
100%
Vihtavuori N150
<<locked>>
97%
34722
56%
**64
96%
Vihtavuori N530 👍
<<locked>>
94%
56072
90%
**05
99%
Vihtavuori N540
<<locked>>
97%
47950
77%
**03
100%
[Vihtavuori N550]*
<<locked>>
97%
36782
59%
**62
92%
[Winchester 6.5 StaBALL]*
<<locked>>
97%
36912
59%
**87
94%
Winchester 748 👍
<<locked>>
94%
55535
89%
**44
100%
Winchester StaBALL Match 👍
<<locked>>
91%
54708
88%
**21
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
32416
52%
**08
92%
ADI AR 2207
<<locked>>
81%
47863
77%
**92
100%
[ADI AR 2208]*
<<locked>>
84%
30806
49%
**49
90%
ADI AR 2219
<<locked>>
81%
42569
68%
**05
100%
Accurate 2015
<<locked>>
81%
37217
60%
**70
100%
[Accurate 2200]*
<<locked>>
81%
34896
56%
**18
91%
Accurate 2230
<<locked>>
81%
38130
61%
**00
96%
Accurate 2460
<<locked>>
81%
38174
61%
**16
97%
Accurate 2495
<<locked>>
81%
31140
50%
**28
99%
Accurate 2520
<<locked>>
81%
32010
51%
**38
96%
Accurate 4064
<<locked>>
81%
26208
42%
**06
95%
Alliant AR-Comp
<<locked>>
81%
32430
52%
**54
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
26469
42%
**87
91%
Alliant Reloder-10x
<<locked>>
81%
40756
65%
**36
100%
[Alliant Reloder-15]*
<<locked>>
82%
30008
48%
**72
90%
[Alliant Reloder-17]*
<<locked>>
90%
30661
49%
**24
90%
Alliant Reloder-7
<<locked>>
81%
48979
79%
**05
100%
Baschieri & Pellagri 106
<<locked>>
81%
42975
69%
**16
100%
[Baschieri & Pellagri 107]*
<<locked>>
82%
32387
52%
**18
90%
[Hodgdon BL-C2]*
<<locked>>
81%
32126
52%
**47
94%
Hodgdon Benchmark
<<locked>>
81%
37043
59%
**44
97%
Hodgdon CFE BLK
<<locked>>
81%
47790
77%
**02
98%
[Hodgdon CFE223]*
<<locked>>
86%
33141
53%
**60
90%
Hodgdon H322
<<locked>>
81%
36245
58%
**93
99%
Hodgdon H335
<<locked>>
81%
41974
67%
**98
99%
[Hodgdon H380]*
<<locked>>
88%
33779
54%
**54
90%
Hodgdon H4198
<<locked>>
81%
46122
74%
**59
100%
[Hodgdon VARGET]*
<<locked>>
84%
30487
49%
**39
90%
IMR 3031
<<locked>>
81%
28485
46%
**75
98%
[IMR 4064]*
<<locked>>
84%
29776
48%
**26
90%
IMR 4198
<<locked>>
81%
42018
67%
**16
100%
[IMR 4895]*
<<locked>>
81%
29109
47%
**65
91%
IMR 8208 XBR
<<locked>>
81%
34360
55%
**34
95%
Lovex D073.4
<<locked>>
81%
40103
64%
**36
98%
Lovex D073.5
<<locked>>
81%
37898
61%
**10
97%
Lovex D073.6
<<locked>>
81%
30008
48%
**92
96%
[Lovex S060]*
<<locked>>
81%
34011
55%
**75
93%
[Lovex S062]*
<<locked>>
81%
28442
46%
**13
93%
Norma 200
<<locked>>
81%
45977
74%
**02
100%
[Norma 201]*
<<locked>>
81%
32126
52%
**85
94%
Norma 202
<<locked>>
81%
31662
51%
**98
97%
[Norma 203B]*
<<locked>>
81%
27920
45%
**26
90%
[Ramshot Big Game]*
<<locked>>
83%
30269
49%
**82
90%
[Ramshot TAC]*
<<locked>>
82%
35868
58%
**47
90%
[Ramshot Wild Boar]*
<<locked>>
81%
33025
53%
**34
93%
[Ramshot X-Terminator]*
<<locked>>
81%
37579
60%
**77
94%
ReloadSwiss RS 40
<<locked>>
81%
38899
62%
**26
98%
[ReloadSwiss RS 50]*
<<locked>>
92%
39160
63%
**23
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
26629
43%
**23
92%
[ReloadSwiss RS 60]*
<<locked>>
90%
29878
48%
**01
90%
Rottweil R 901
<<locked>>
81%
35621
57%
**44
98%
[Rottweil R 902]*
<<locked>>
81%
30661
49%
**46
94%
[Rottweil R 903]*
<<locked>>
84%
26208
42%
**96
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
48965
79%
**75
100%
SNPE Vectan SP 10
<<locked>>
81%
43221
69%
**11
99%
[SNPE Vectan SP 11]*
<<locked>>
86%
30008
48%
**85
90%
[SNPE Vectan SP 7]*
<<locked>>
83%
34258
55%
**28
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
31154
50%
**82
92%
SNPE Vectan Tubal 3000
<<locked>>
81%
34127
55%
**72
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
27601
44%
**51
97%
Shooters World Match Rifle
<<locked>>
81%
30008
48%
**92
96%
[Shooters World Precision]*
<<locked>>
81%
28442
46%
**13
93%
Shooters World Tactical Rifle
<<locked>>
81%
41466
66%
**36
97%
Somchem S321
<<locked>>
81%
36695
59%
**06
96%
Somchem S335
<<locked>>
81%
33460
54%
**75
98%
[Somchem S341]*
<<locked>>
81%
31995
51%
**88
92%
[Somchem S355]*
<<locked>>
83%
26513
43%
**83
90%
[Somchem S365]*
<<locked>>
94%
27064
43%
**39
90%
Vihtavuori N120
<<locked>>
81%
45295
73%
**10
100%
Vihtavuori N130
<<locked>>
81%
37840
61%
**41
100%
Vihtavuori N133
<<locked>>
81%
31589
51%
**36
99%
Vihtavuori N135
<<locked>>
81%
24337
39%
**21
96%
Vihtavuori N140
<<locked>>
81%
29457
47%
**36
97%
[Vihtavuori N150]*
<<locked>>
84%
23830
38%
**91
90%
Vihtavuori N530
<<locked>>
81%
36289
58%
**83
96%
Vihtavuori N540
<<locked>>
81%
29269
47%
**52
96%
[Vihtavuori N550]*
<<locked>>
94%
33707
54%
**93
90%
[Winchester 6.5 StaBALL]*
<<locked>>
91%
30226
48%
**29
90%
Winchester 748
<<locked>>
81%
35375
57%
**10
96%
Winchester StaBALL Match
<<locked>>
81%
37579
60%
**39
95%

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.

bottom of page