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Load data for 7 mm KM Katzmaier + .284 | 140gr | Nosler SP SolBase

Recommended Powder(s):

7 mm KM Katzmaier + .284 | 140gr | Nosler SP SolBase

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 140gr | Nosler SP SolBase
Manufacturer SKU:
62490
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.120" | 28.4mm
Caliber:
7 mm KM Katzmaier load data
Case Length (l3):
2.720" | 69.1mm
Cartridge Length (C.O.L.):
3.620" | 91.9mm
Seated Depth:
0.220" | 5.6mm
Shank Seated Depth:
0.122" | 3.1mm
Case Capacity:
112.5 Grains of Water | 7.30 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B4056_C1057
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 88 loads in caliber 7 mm KM Katzmaier with .284 | 140gr | Nosler SP SolBase bullet and 44 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 2209
<<locked>>
83%
56855
89%
**40
100%
ADI AR 2213
<<locked>>
86%
56753
89%
**69
99%
ADI AR 2217 👍
<<locked>>
94%
57261
90%
**76
100%
ADI AR 2218
<<locked>>
97%
54911
86%
**32
97%
ADI AR 2225 👍
<<locked>>
96%
56913
89%
**92
100%
Accurate 3100
<<locked>>
86%
56724
89%
**68
100%
[Accurate 8700]*
<<locked>>
97%
43569
68%
**00
93%
Accurate MAGPRO
<<locked>>
86%
56884
89%
**82
99%
Alliant Reloder-19
<<locked>>
84%
57116
89%
**43
100%
Alliant Reloder-22
<<locked>>
86%
57319
90%
**63
100%
Alliant Reloder-23
<<locked>>
87%
57087
89%
**04
100%
Alliant Reloder-25
<<locked>>
90%
57159
90%
**73
100%
Alliant Reloder-33
<<locked>>
95%
56869
89%
**09
98%
Alliant Reloder-50
<<locked>>
97%
53098
83%
**23
96%
Hodgdon H1000 👍
<<locked>>
94%
57261
90%
**76
100%
Hodgdon H4831
<<locked>>
89%
57203
90%
**30
99%
Hodgdon H4831 SC
<<locked>>
85%
57203
90%
**30
99%
Hodgdon Retumbo 👍
<<locked>>
96%
56913
89%
**92
100%
Hodgdon TrailBoss
<<locked>>
96%
36085
57%
**31
100%
IMR 4955 Enduron
<<locked>>
87%
57421
90%
**04
99%
IMR 7828 SSC
<<locked>>
85%
57334
90%
**96
100%
[IMR 7977 Enduron]*
<<locked>>
91%
57116
90%
**61
94%
IMR 8133 Enduron
<<locked>>
97%
53127
83%
**17
99%
[Lovex D100]*
<<locked>>
95%
57363
90%
**87
93%
Lovex S071
<<locked>>
91%
57174
90%
**71
100%
Norma 217
<<locked>>
97%
54143
85%
**40
100%
Norma MRP
<<locked>>
84%
57043
89%
**73
100%
Ramshot Magnum
<<locked>>
86%
56869
89%
**36
100%
ReloadSwiss RS 14
<<locked>>
96%
37101
58%
**77
100%
ReloadSwiss RS 76 👍
<<locked>>
90%
56768
89%
**19
100%
ReloadSwiss RS 80
<<locked>>
92%
57029
89%
**92
99%
Rottweil R 904
<<locked>>
83%
57072
89%
**10
100%
Rottweil R 905
<<locked>>
84%
57232
90%
**36
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
45832
72%
**17
93%
Somchem S385
<<locked>>
83%
56913
89%
**94
100%
[Vihtavuori 24N41]*
<<locked>>
97%
55390
87%
**27
92%
Vihtavuori N165
<<locked>>
88%
57246
90%
**84
100%
Vihtavuori N170
<<locked>>
97%
57290
90%
**17
96%
Vihtavuori N555
<<locked>>
84%
57087
89%
**04
100%
Vihtavuori N560
<<locked>>
86%
57174
90%
**89
99%
Vihtavuori N565
<<locked>>
89%
57305
90%
**73
99%
Vihtavuori N568
<<locked>>
92%
56695
89%
**92
99%
Vihtavuori N570
<<locked>>
93%
56985
89%
**32
97%
Winchester StaBALL HD
<<locked>>
86%
56782
89%
**79
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
52794
83%
**71
100%
ADI AR 2213
<<locked>>
81%
47848
75%
**12
98%
ADI AR 2217
<<locked>>
81%
35679
56%
**26
95%
[ADI AR 2218]*
<<locked>>
87%
38522
60%
**44
90%
ADI AR 2225
<<locked>>
81%
32880
52%
**84
97%
Accurate 3100
<<locked>>
81%
48646
76%
**40
100%
[Accurate 8700]*
<<locked>>
93%
38290
60%
**66
90%
Accurate MAGPRO
<<locked>>
81%
48254
76%
**15
97%
Alliant Reloder-19
<<locked>>
81%
52634
82%
**68
100%
Alliant Reloder-22
<<locked>>
81%
48646
76%
**22
99%
Alliant Reloder-23
<<locked>>
81%
47355
74%
**46
100%
Alliant Reloder-25
<<locked>>
81%
41365
65%
**84
100%
[Alliant Reloder-33]*
<<locked>>
83%
36898
58%
**82
90%
[Alliant Reloder-50]*
<<locked>>
88%
38319
60%
**02
90%
Hodgdon H1000
<<locked>>
81%
35679
56%
**26
95%
Hodgdon H4831
<<locked>>
81%
44469
70%
**97
97%
Hodgdon H4831 SC
<<locked>>
81%
49472
78%
**89
98%
Hodgdon Retumbo
<<locked>>
81%
32880
52%
**84
97%
Hodgdon TrailBoss
<<locked>>
81%
28892
45%
**64
100%
IMR 4955 Enduron
<<locked>>
81%
48022
75%
**40
98%
IMR 7828 SSC
<<locked>>
81%
49792
78%
**54
99%
[IMR 7977 Enduron]*
<<locked>>
83%
43947
69%
**12
90%
[IMR 8133 Enduron]*
<<locked>>
81%
30298
47%
**89
91%
[Lovex D100]*
<<locked>>
90%
48109
75%
**17
90%
Lovex S071
<<locked>>
81%
41742
65%
**92
99%
[Norma 217]*
<<locked>>
81%
30618
48%
**15
94%
Norma MRP
<<locked>>
81%
51851
81%
**87
100%
Ramshot Magnum
<<locked>>
81%
47195
74%
**59
99%
ReloadSwiss RS 14
<<locked>>
81%
29791
47%
**13
100%
ReloadSwiss RS 76
<<locked>>
81%
40074
63%
**97
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
36782
58%
**72
93%
Rottweil R 904
<<locked>>
81%
53127
83%
**45
99%
Rottweil R 905
<<locked>>
81%
52112
82%
**51
100%
[SNPE Vectan SP 13]*
<<locked>>
92%
38682
61%
**56
90%
Somchem S385
<<locked>>
81%
52576
82%
**28
100%
[Vihtavuori 24N41]*
<<locked>>
94%
50357
79%
**25
90%
Vihtavuori N165
<<locked>>
81%
44875
70%
**67
99%
[Vihtavuori N170]*
<<locked>>
86%
39885
63%
**62
90%
Vihtavuori N555
<<locked>>
81%
52170
82%
**31
100%
Vihtavuori N560
<<locked>>
81%
48907
77%
**41
98%
Vihtavuori N565
<<locked>>
81%
43047
67%
**90
97%
[Vihtavuori N568]*
<<locked>>
81%
37840
59%
**89
93%
[Vihtavuori N570]*
<<locked>>
82%
38203
60%
**28
90%
Winchester StaBALL HD
<<locked>>
81%
46905
74%
**15
100%

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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