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Load data for .30 TC + .308 | 172gr | Speer Impact

Recommended Powder(s): Hodgdon H322, Hodgdon H335, Somchem S321, Vihtavuori N530, Winchester 748

.30 TC + .308 | 172gr | Speer Impact

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 172gr | Speer Impact
Manufacturer SKU:
TB308H1
Bullet Weight:
172gr | 11.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.356" | 34.4mm
Caliber:
.30 TC load data
Case Length (l3):
1.910" | 48.5mm
Cartridge Length (C.O.L.):
2.620" | 66.6mm
Seated Depth:
0.646" | 16.4mm
Shank Seated Depth:
0.418" | 10.6mm
Case Capacity:
54.0 Grains of Water | 3.51 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
61641 psi | 4250 bar
LID:
LID_B12001_C316
Last updated:
2025-11-16
Recommended Twist Rate:
1:11 - 1:9

Load data for 152 loads in caliber .30 TC with .308 | 172gr | Speer Impact bullet and 76 powders such as Hodgdon H322, Hodgdon H335, Somchem S321, Vihtavuori N530, Winchester 748. 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
<<locked>>
97%
50357
82%
**07
97%
ADI AR 2207
<<locked>>
87%
54244
88%
**44
100%
[ADI AR 2208]*
<<locked>>
97%
42308
69%
**52
94%
ADI AR 2219
<<locked>>
90%
54795
89%
**49
100%
Accurate 2015
<<locked>>
96%
55245
90%
**07
100%
Accurate 2200
<<locked>>
97%
54520
88%
**13
96%
Accurate 2230
<<locked>>
93%
54360
88%
**20
98%
Accurate 2460
<<locked>>
93%
54752
89%
**36
99%
Accurate 2495
<<locked>>
96%
47906
78%
**93
100%
Accurate 2520
<<locked>>
97%
51401
83%
**39
100%
Accurate 4064
<<locked>>
96%
39465
64%
**75
99%
Alliant AR-Comp
<<locked>>
97%
50241
82%
**13
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
40408
66%
**75
96%
Alliant Reloder-10x
<<locked>>
93%
54766
89%
**10
100%
Alliant Reloder-15
<<locked>>
97%
44338
72%
**34
95%
[Alliant Reloder-17]*
<<locked>>
97%
36289
59%
**29
93%
Alliant Reloder-7
<<locked>>
87%
55347
90%
**57
100%
Baschieri & Pellagri 106
<<locked>>
90%
54926
89%
**51
100%
Baschieri & Pellagri 107
<<locked>>
96%
48907
79%
**00
96%
Hodgdon BL-C2
<<locked>>
97%
51779
84%
**62
99%
Hodgdon Benchmark
<<locked>>
96%
55056
89%
**00
99%
Hodgdon CFE BLK
<<locked>>
87%
54824
89%
**61
99%
[Hodgdon CFE223]*
<<locked>>
97%
43642
71%
**44
94%
Hodgdon H322 👍
<<locked>>
96%
54795
89%
**49
100%
Hodgdon H335 👍
<<locked>>
91%
55361
90%
**69
100%
[Hodgdon H380]*
<<locked>>
96%
41321
67%
**69
93%
Hodgdon H4198
<<locked>>
89%
54940
89%
**51
100%
[Hodgdon VARGET]*
<<locked>>
97%
41916
68%
**46
94%
IMR 3031
<<locked>>
97%
43627
71%
**54
100%
[IMR 4064]*
<<locked>>
97%
41046
67%
**33
94%
IMR 4198
<<locked>>
92%
55274
90%
**67
100%
IMR 4895
<<locked>>
97%
45324
74%
**70
96%
IMR 8208 XBR
<<locked>>
97%
53359
87%
**23
99%
Lovex D073.4
<<locked>>
92%
54737
89%
**23
99%
Lovex D073.5
<<locked>>
94%
54752
89%
**36
99%
Lovex D073.6
<<locked>>
96%
46920
76%
**80
99%
Lovex S060
<<locked>>
96%
51285
83%
**44
97%
Lovex S062
<<locked>>
96%
42772
69%
**85
97%
Norma 200
<<locked>>
88%
53998
88%
**77
100%
Norma 201
<<locked>>
96%
48037
78%
**51
98%
Norma 202
<<locked>>
97%
48979
79%
**84
100%
Norma 203B
<<locked>>
97%
43468
71%
**28
96%
Ramshot Big Game
<<locked>>
97%
43395
70%
**31
95%
Ramshot TAC
<<locked>>
96%
53882
87%
**16
95%
Ramshot Wild Boar
<<locked>>
97%
52214
85%
**43
98%
Ramshot X-Terminator
<<locked>>
94%
54259
88%
**13
98%
ReloadSwiss RS 40
<<locked>>
94%
54563
89%
**39
100%
ReloadSwiss RS 52
<<locked>>
97%
42061
68%
**38
97%
[ReloadSwiss RS 60]*
<<locked>>
97%
35549
58%
**10
93%
Rottweil R 901
<<locked>>
97%
53040
86%
**03
100%
Rottweil R 902
<<locked>>
96%
45759
74%
**05
98%
Rottweil R 903
<<locked>>
97%
36825
60%
**16
95%
SNPE Vectan BA6 1/2
<<locked>>
87%
55172
90%
**18
100%
SNPE Vectan SP 10
<<locked>>
90%
54998
89%
**56
100%
[SNPE Vectan SP 11]*
<<locked>>
97%
39769
65%
**72
94%
SNPE Vectan SP 7
<<locked>>
97%
51184
83%
**90
95%
SNPE Vectan SP 9
<<locked>>
97%
48675
79%
**84
97%
SNPE Vectan Tubal 3000
<<locked>>
97%
51967
84%
**31
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
41756
68%
**00
99%
Shooters World Match Rifle
<<locked>>
96%
46920
76%
**80
99%
Shooters World Precision
<<locked>>
96%
42772
69%
**85
97%
Shooters World Tactical Rifle
<<locked>>
91%
55317
90%
**07
99%
Somchem S321 👍
<<locked>>
95%
54534
88%
**62
99%
Somchem S335
<<locked>>
96%
49879
81%
**25
100%
Somchem S341
<<locked>>
96%
49937
81%
**80
97%
Somchem S355
<<locked>>
96%
37724
61%
**16
95%
Vihtavuori N120
<<locked>>
90%
54897
89%
**05
100%
Vihtavuori N130
<<locked>>
95%
54679
89%
**57
100%
Vihtavuori N133
<<locked>>
96%
47036
76%
**75
100%
Vihtavuori N135
<<locked>>
96%
36158
59%
**77
99%
Vihtavuori N140
<<locked>>
96%
45020
73%
**05
100%
Vihtavuori N150
<<locked>>
97%
32663
53%
**92
95%
Vihtavuori N530 👍
<<locked>>
95%
53780
87%
**43
99%
Vihtavuori N540
<<locked>>
97%
44817
73%
**25
99%
Winchester 748 👍
<<locked>>
96%
54563
89%
**95
100%
Winchester StaBALL Match
<<locked>>
94%
55158
89%
**92
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
30821
50%
**46
91%
ADI AR 2207
<<locked>>
81%
45266
73%
**33
100%
[ADI AR 2208]*
<<locked>>
87%
31589
51%
**39
90%
ADI AR 2219
<<locked>>
81%
40089
65%
**36
99%
Accurate 2015
<<locked>>
81%
34867
57%
**01
100%
[Accurate 2200]*
<<locked>>
83%
34650
56%
**82
90%
[Accurate 2230]*
<<locked>>
81%
36100
59%
**28
94%
Accurate 2460
<<locked>>
81%
35766
58%
**41
96%
Accurate 2495
<<locked>>
81%
28660
46%
**49
98%
Accurate 2520
<<locked>>
81%
29660
48%
**62
95%
[Accurate 4064]*
<<locked>>
81%
24149
39%
**28
94%
Alliant AR-Comp
<<locked>>
81%
30632
50%
**88
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
83%
26658
43%
**67
90%
Alliant Reloder-10x
<<locked>>
81%
38319
62%
**67
100%
[Alliant Reloder-15]*
<<locked>>
85%
30501
49%
**59
90%
[Alliant Reloder-17]*
<<locked>>
93%
32184
52%
**28
90%
Alliant Reloder-7
<<locked>>
81%
46644
76%
**43
100%
Baschieri & Pellagri 106
<<locked>>
81%
40625
66%
**51
100%
[Baschieri & Pellagri 107]*
<<locked>>
85%
33504
54%
**11
90%
[Hodgdon BL-C2]*
<<locked>>
81%
29921
49%
**65
92%
Hodgdon Benchmark
<<locked>>
81%
34838
57%
**69
95%
Hodgdon CFE BLK
<<locked>>
81%
45382
74%
**23
97%
[Hodgdon CFE223]*
<<locked>>
90%
35288
57%
**77
90%
Hodgdon H322
<<locked>>
81%
34258
56%
**24
98%
Hodgdon H335
<<locked>>
81%
39233
64%
**26
98%
[Hodgdon H380]*
<<locked>>
92%
35534
58%
**60
90%
Hodgdon H4198
<<locked>>
81%
43976
71%
**93
99%
[Hodgdon VARGET]*
<<locked>>
88%
31937
52%
**49
90%
IMR 3031
<<locked>>
81%
26731
43%
**00
97%
[IMR 4064]*
<<locked>>
87%
30545
50%
**10
90%
IMR 4198
<<locked>>
81%
39537
64%
**44
100%
[IMR 4895]*
<<locked>>
83%
28921
47%
**33
90%
[IMR 8208 XBR]*
<<locked>>
81%
32721
53%
**65
94%
Lovex D073.4
<<locked>>
81%
37260
60%
**54
97%
Lovex D073.5
<<locked>>
81%
35766
58%
**41
96%
[Lovex D073.6]*
<<locked>>
81%
27920
45%
**16
94%
[Lovex S060]*
<<locked>>
81%
32256
52%
**06
92%
[Lovex S062]*
<<locked>>
81%
26658
43%
**41
91%
Norma 200
<<locked>>
81%
43250
70%
**29
100%
[Norma 201]*
<<locked>>
81%
30008
49%
**10
93%
Norma 202
<<locked>>
81%
29660
48%
**26
96%
[Norma 203B]*
<<locked>>
84%
29196
47%
**36
90%
[Ramshot Big Game]*
<<locked>>
87%
31966
52%
**95
91%
[Ramshot TAC]*
<<locked>>
85%
37840
61%
**54
90%
[Ramshot Wild Boar]*
<<locked>>
81%
31270
51%
**62
91%
[Ramshot X-Terminator]*
<<locked>>
81%
35491
58%
**01
93%
ReloadSwiss RS 40
<<locked>>
81%
36651
59%
**54
97%
[ReloadSwiss RS 52]*
<<locked>>
82%
25759
42%
**67
90%
[ReloadSwiss RS 60]*
<<locked>>
93%
31517
51%
**11
90%
Rottweil R 901
<<locked>>
81%
33388
54%
**69
97%
[Rottweil R 902]*
<<locked>>
81%
28514
46%
**67
92%
[Rottweil R 903]*
<<locked>>
87%
27035
44%
**93
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
47427
77%
**26
100%
SNPE Vectan SP 10
<<locked>>
81%
40901
66%
**46
99%
[SNPE Vectan SP 11]*
<<locked>>
89%
31517
51%
**88
90%
[SNPE Vectan SP 7]*
<<locked>>
86%
35824
58%
**34
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
29428
48%
**06
90%
SNPE Vectan Tubal 3000
<<locked>>
81%
31894
52%
**00
96%
SNPE Vectan Tubal 5000
<<locked>>
81%
25947
42%
**78
95%
[Shooters World Match Rifle]*
<<locked>>
81%
27920
45%
**16
94%
[Shooters World Precision]*
<<locked>>
81%
26658
43%
**41
91%
Shooters World Tactical Rifle
<<locked>>
81%
38914
63%
**57
95%
Somchem S321
<<locked>>
81%
34156
55%
**24
95%
Somchem S335
<<locked>>
81%
31212
51%
**06
97%
[Somchem S341]*
<<locked>>
81%
29907
49%
**13
90%
[Somchem S355]*
<<locked>>
87%
27833
45%
**96
90%
Vihtavuori N120
<<locked>>
81%
42714
69%
**47
100%
Vihtavuori N130
<<locked>>
81%
35781
58%
**78
100%
Vihtavuori N133
<<locked>>
81%
29631
48%
**70
98%
Vihtavuori N135
<<locked>>
81%
22626
37%
**49
95%
Vihtavuori N140
<<locked>>
81%
27891
45%
**70
95%
[Vihtavuori N150]*
<<locked>>
88%
24889
40%
**98
90%
Vihtavuori N530
<<locked>>
81%
34171
55%
**11
95%
Vihtavuori N540
<<locked>>
81%
27427
44%
**80
95%
Winchester 748
<<locked>>
81%
33301
54%
**34
95%
[Winchester StaBALL Match]*
<<locked>>
81%
35534
58%
**67
94%

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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