top of page

Load data for 7 mm KM Katzmaier + .284 | 140gr | Barnes Solid

Recommended Powder(s): ADI AR 2225, Hodgdon Retumbo, ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N565

7 mm KM Katzmaier + .284 | 140gr | Barnes Solid

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 140gr | Barnes Solid
Manufacturer SKU:
28431
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.353" | 34.4mm
Caliber:
7 mm KM Katzmaier load data
Case Length (l3):
2.720" | 69.1mm
Cartridge Length (C.O.L.):
3.664" | 93.1mm
Seated Depth:
0.409" | 10.4mm
Shank Seated Depth:
0.330" | 8.4mm
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_B569_C1057
Last updated:
2025-01-01
Recommended Twist Rate:
1:10 - 1:8

Load data for 90 loads in caliber 7 mm KM Katzmaier with .284 | 140gr | Barnes Solid bullet and 45 powders such as ADI AR 2225, Hodgdon Retumbo, ReloadSwiss RS 76, ReloadSwiss RS 80, Vihtavuori N565. 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

  • 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.

    .

    Loading_icon.gif

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>>
84%
56942
89%
**43
100%
ADI AR 2213
<<locked>>
87%
57101
89%
**86
100%
ADI AR 2217
<<locked>>
96%
56898
89%
**76
100%
ADI AR 2218
<<locked>>
97%
52127
82%
**69
96%
ADI AR 2225 👍
<<locked>>
97%
54375
85%
**63
100%
Accurate 3100
<<locked>>
87%
56666
89%
**71
100%
Accurate MAGPRO
<<locked>>
87%
57232
90%
**82
98%
Alliant Reloder-19
<<locked>>
85%
57203
90%
**46
100%
Alliant Reloder-22
<<locked>>
87%
57421
90%
**76
100%
Alliant Reloder-23
<<locked>>
88%
57377
90%
**14
100%
Alliant Reloder-25
<<locked>>
92%
57305
90%
**76
100%
Alliant Reloder-26
<<locked>>
84%
57043
89%
**86
100%
Alliant Reloder-33
<<locked>>
96%
56855
89%
**22
98%
Alliant Reloder-50
<<locked>>
97%
49414
77%
**58
95%
Hodgdon H1000
<<locked>>
96%
56898
89%
**76
100%
Hodgdon H4831
<<locked>>
90%
56782
89%
**27
99%
Hodgdon H4831 SC
<<locked>>
86%
56782
89%
**27
99%
Hodgdon Retumbo 👍
<<locked>>
97%
54375
85%
**63
100%
Hodgdon TrailBoss
<<locked>>
97%
36187
57%
**24
100%
IMR 4831
<<locked>>
84%
56884
89%
**84
100%
IMR 4955 Enduron
<<locked>>
87%
57014
89%
**04
99%
IMR 7828 SSC
<<locked>>
86%
56811
89%
**92
100%
[IMR 7977 Enduron]*
<<locked>>
92%
57145
90%
**68
94%
IMR 8133 Enduron
<<locked>>
97%
49821
78%
**68
99%
[Lovex D100]*
<<locked>>
96%
57101
89%
**87
93%
Lovex S071
<<locked>>
92%
56666
89%
**71
100%
Norma 217
<<locked>>
97%
50546
79%
**91
100%
Norma MRP
<<locked>>
85%
57116
90%
**89
100%
Ramshot Magnum
<<locked>>
87%
56898
89%
**36
100%
ReloadSwiss RS 14
<<locked>>
96%
36883
58%
**67
100%
ReloadSwiss RS 76 👍
<<locked>>
92%
57261
90%
**38
100%
ReloadSwiss RS 80 👍
<<locked>>
94%
56913
89%
**05
99%
Rottweil R 904
<<locked>>
84%
57000
89%
**17
99%
Rottweil R 905
<<locked>>
85%
56927
89%
**43
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
42946
67%
**61
92%
Somchem S361
<<locked>>
84%
57319
90%
**81
99%
Somchem S385
<<locked>>
85%
57014
89%
**04
100%
Vihtavuori N165
<<locked>>
90%
56884
89%
**87
100%
Vihtavuori N170
<<locked>>
97%
54882
86%
**68
95%
Vihtavuori N555
<<locked>>
85%
57116
90%
**07
100%
Vihtavuori N560
<<locked>>
87%
57145
90%
**99
99%
Vihtavuori N565 👍
<<locked>>
91%
56826
89%
**69
99%
Vihtavuori N568
<<locked>>
94%
56956
89%
**96
99%
Vihtavuori N570
<<locked>>
95%
57276
90%
**35
97%
Winchester StaBALL HD
<<locked>>
88%
57130
90%
**82
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
50517
79%
**35
99%
ADI AR 2213
<<locked>>
81%
45556
71%
**69
98%
[ADI AR 2217]*
<<locked>>
81%
33707
53%
**67
93%
[ADI AR 2218]*
<<locked>>
89%
38609
60%
**51
90%
ADI AR 2225
<<locked>>
81%
31067
49%
**35
95%
Accurate 3100
<<locked>>
81%
46166
72%
**94
100%
Accurate MAGPRO
<<locked>>
81%
45643
72%
**59
96%
Alliant Reloder-19
<<locked>>
81%
50444
79%
**35
99%
Alliant Reloder-22
<<locked>>
81%
46238
72%
**63
99%
Alliant Reloder-23
<<locked>>
81%
45078
71%
**04
100%
Alliant Reloder-25
<<locked>>
81%
39073
61%
**38
100%
Alliant Reloder-26
<<locked>>
81%
51517
81%
**87
100%
[Alliant Reloder-33]*
<<locked>>
85%
37101
58%
**92
90%
[Alliant Reloder-50]*
<<locked>>
90%
38537
60%
**12
90%
[Hodgdon H1000]*
<<locked>>
81%
33707
53%
**67
93%
Hodgdon H4831
<<locked>>
81%
42380
66%
**51
96%
Hodgdon H4831 SC
<<locked>>
81%
47384
74%
**53
97%
Hodgdon Retumbo
<<locked>>
81%
31067
49%
**35
95%
Hodgdon TrailBoss
<<locked>>
81%
28718
45%
**54
100%
IMR 4831
<<locked>>
81%
51634
81%
**95
100%
IMR 4955 Enduron
<<locked>>
81%
46340
73%
**00
97%
IMR 7828 SSC
<<locked>>
81%
47529
74%
**18
98%
[IMR 7977 Enduron]*
<<locked>>
85%
44846
70%
**28
90%
[IMR 8133 Enduron]*
<<locked>>
82%
29066
46%
**59
90%
[Lovex D100]*
<<locked>>
92%
48544
76%
**30
90%
Lovex S071
<<locked>>
81%
39479
62%
**56
99%
[Norma 217]*
<<locked>>
81%
28529
45%
**49
92%
Norma MRP
<<locked>>
81%
49487
78%
**54
100%
Ramshot Magnum
<<locked>>
81%
44556
70%
**13
99%
ReloadSwiss RS 14
<<locked>>
81%
29399
46%
**96
100%
ReloadSwiss RS 76
<<locked>>
81%
37710
59%
**54
98%
[ReloadSwiss RS 80]*
<<locked>>
81%
34316
54%
**17
92%
Rottweil R 904
<<locked>>
81%
51314
80%
**12
99%
Rottweil R 905
<<locked>>
81%
50082
78%
**15
99%
[SNPE Vectan SP 13]*
<<locked>>
94%
38841
61%
**69
90%
Somchem S361
<<locked>>
81%
52344
82%
**99
98%
Somchem S385
<<locked>>
81%
50183
79%
**92
100%
Vihtavuori N165
<<locked>>
81%
42627
67%
**22
98%
[Vihtavuori N170]*
<<locked>>
88%
40379
63%
**72
90%
Vihtavuori N555
<<locked>>
81%
49763
78%
**89
100%
Vihtavuori N560
<<locked>>
81%
46717
73%
**05
97%
Vihtavuori N565
<<locked>>
81%
40712
64%
**41
96%
[Vihtavuori N568]*
<<locked>>
81%
35592
56%
**49
92%
[Vihtavuori N570]*
<<locked>>
84%
38479
60%
**38
90%
Winchester StaBALL HD
<<locked>>
81%
43888
69%
**69
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

bottom of page