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Load data for 7 mm KM Katzmaier + .284 | 160gr | Sierra HPBT GameKing

Recommended Powder(s): ADI AR 2218, IMR 8133 Enduron, Norma 217, ReloadSwiss RS 80, Vihtavuori N568

7 mm KM Katzmaier + .284 | 160gr | Sierra HPBT GameKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 160gr | Sierra HPBT GameKing
Manufacturer SKU:
1925
Bullet Weight:
160gr | 10.4g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.310" | 33.3mm
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:
0.366" | 9.3mm
Shank Seated Depth:
0.226" | 5.7mm
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_B5845_C1057
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 78 loads in caliber 7 mm KM Katzmaier with .284 | 160gr | Sierra HPBT GameKing bullet and 39 powders such as ADI AR 2218, IMR 8133 Enduron, Norma 217, ReloadSwiss RS 80, Vihtavuori N568. 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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    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 2213
<<locked>>
84%
57319
90%
**25
100%
ADI AR 2217
<<locked>>
92%
57435
90%
**09
100%
ADI AR 2218 👍
<<locked>>
95%
56898
89%
**17
99%
ADI AR 2225
<<locked>>
94%
56666
89%
**31
100%
Accurate 3100
<<locked>>
84%
56927
89%
**10
100%
Accurate 8700
<<locked>>
97%
48254
76%
**48
96%
Accurate MAGPRO
<<locked>>
84%
57406
90%
**35
99%
Alliant Reloder-22
<<locked>>
84%
57130
90%
**09
100%
Alliant Reloder-23
<<locked>>
84%
56971
89%
**23
100%
Alliant Reloder-25
<<locked>>
88%
57188
90%
**99
100%
Alliant Reloder-33
<<locked>>
93%
57290
90%
**58
99%
Alliant Reloder-50
<<locked>>
96%
57072
89%
**58
98%
Hodgdon H1000
<<locked>>
92%
57435
90%
**09
100%
Hodgdon H4831
<<locked>>
86%
57058
89%
**76
100%
Hodgdon H4831 SC
<<locked>>
83%
57348
90%
**76
100%
Hodgdon Retumbo
<<locked>>
94%
56666
89%
**31
100%
[Hodgdon US 869]*
<<locked>>
97%
52750
83%
**17
93%
Hodgdon TrailBoss
<<locked>>
97%
36564
57%
**16
100%
IMR 4955 Enduron
<<locked>>
85%
57217
90%
**49
100%
IMR 7977 Enduron
<<locked>>
89%
57377
90%
**27
96%
IMR 8133 Enduron 👍
<<locked>>
96%
56985
89%
**38
100%
Lovex D100
<<locked>>
93%
57174
90%
**49
95%
Lovex S071
<<locked>>
88%
56927
89%
**10
100%
Norma 217 👍
<<locked>>
96%
56985
89%
**25
100%
[Ramshot LRT]*
<<locked>>
96%
57217
90%
**54
94%
Ramshot Magnum
<<locked>>
84%
57319
90%
**69
100%
ReloadSwiss RS 14
<<locked>>
96%
37347
59%
**55
100%
ReloadSwiss RS 76
<<locked>>
88%
57348
90%
**71
100%
ReloadSwiss RS 80 👍
<<locked>>
90%
57116
90%
**41
100%
SNPE Vectan SP 13
<<locked>>
97%
50067
78%
**64
96%
[Vihtavuori 20N29]*
<<locked>>
97%
48472
76%
**51
94%
[Vihtavuori 24N41]*
<<locked>>
95%
57188
90%
**09
94%
Vihtavuori N165
<<locked>>
86%
57319
90%
**33
100%
Vihtavuori N170
<<locked>>
95%
57305
90%
**69
98%
Vihtavuori N560
<<locked>>
83%
56840
89%
**31
100%
Vihtavuori N565
<<locked>>
87%
57406
90%
**09
100%
Vihtavuori N568 👍
<<locked>>
90%
57334
90%
**54
100%
Vihtavuori N570
<<locked>>
91%
57130
90%
**84
98%
Winchester StaBALL HD
<<locked>>
83%
56492
89%
**95
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2213
<<locked>>
81%
51924
81%
**33
100%
ADI AR 2217
<<locked>>
81%
38769
61%
**71
98%
[ADI AR 2218]*
<<locked>>
82%
34824
55%
**08
90%
ADI AR 2225
<<locked>>
81%
36056
57%
**38
99%
Accurate 3100
<<locked>>
81%
52228
82%
**31
100%
[Accurate 8700]*
<<locked>>
88%
34316
54%
**36
90%
Accurate MAGPRO
<<locked>>
81%
52373
82%
**43
99%
Alliant Reloder-22
<<locked>>
81%
52576
82%
**33
100%
Alliant Reloder-23
<<locked>>
81%
51169
80%
**41
100%
Alliant Reloder-25
<<locked>>
81%
45078
71%
**05
100%
[Alliant Reloder-33]*
<<locked>>
81%
37043
58%
**51
92%
[Alliant Reloder-50]*
<<locked>>
83%
34693
54%
**75
90%
Hodgdon H1000
<<locked>>
81%
38769
61%
**71
98%
Hodgdon H4831
<<locked>>
81%
47645
75%
**12
99%
Hodgdon H4831 SC
<<locked>>
81%
53359
84%
**07
99%
Hodgdon Retumbo
<<locked>>
81%
36056
57%
**38
99%
[Hodgdon US 869]*
<<locked>>
93%
45571
71%
**76
90%
Hodgdon TrailBoss
<<locked>>
81%
29153
46%
**52
100%
IMR 4955 Enduron
<<locked>>
81%
51285
80%
**54
99%
[IMR 7977 Enduron]*
<<locked>>
81%
43511
68%
**71
92%
IMR 8133 Enduron
<<locked>>
81%
33620
53%
**52
95%
[Lovex D100]*
<<locked>>
85%
43250
68%
**90
90%
Lovex S071
<<locked>>
81%
45107
71%
**13
100%
Norma 217
<<locked>>
81%
34069
53%
**75
98%
[Ramshot LRT]*
<<locked>>
89%
44788
70%
**18
90%
Ramshot Magnum
<<locked>>
81%
51372
81%
**87
100%
ReloadSwiss RS 14
<<locked>>
81%
29936
47%
**91
100%
ReloadSwiss RS 76
<<locked>>
81%
44295
69%
**48
100%
ReloadSwiss RS 80
<<locked>>
81%
40785
64%
**36
97%
[SNPE Vectan SP 13]*
<<locked>>
86%
34867
55%
**30
90%
[Vihtavuori 20N29]*
<<locked>>
91%
39436
62%
**57
90%
[Vihtavuori 24N41]*
<<locked>>
89%
45063
71%
**82
90%
Vihtavuori N165
<<locked>>
81%
48066
75%
**79
100%
[Vihtavuori N170]*
<<locked>>
81%
36941
58%
**59
91%
Vihtavuori N560
<<locked>>
81%
52910
83%
**56
99%
Vihtavuori N565
<<locked>>
81%
46702
73%
**15
99%
Vihtavuori N568
<<locked>>
81%
41582
65%
**53
96%
[Vihtavuori N570]*
<<locked>>
81%
39900
63%
**30
93%
Winchester StaBALL HD
<<locked>>
81%
51924
81%
**27
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.

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