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Load data for 7 mm KM Katzmaier + .284 | 168gr | Sierra HPBT MatchKing

Recommended Powder(s): ADI AR 2218, Alliant Reloder-33, IMR 8133 Enduron, Norma 217, Vihtavuori N570

7 mm KM Katzmaier + .284 | 168gr | Sierra HPBT MatchKing

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 168gr | Sierra HPBT MatchKing
Manufacturer SKU:
1930
Bullet Weight:
168gr | 10.9g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.360" | 34.5mm
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:
0.416" | 10.6mm
Shank Seated Depth:
0.196" | 5.0mm
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_B5848_C1057
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 62 loads in caliber 7 mm KM Katzmaier with .284 | 168gr | Sierra HPBT MatchKing bullet and 31 powders such as ADI AR 2218, Alliant Reloder-33, IMR 8133 Enduron, Norma 217, Vihtavuori N570. 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 2217
<<locked>>
91%
56811
89%
**40
100%
ADI AR 2218 👍
<<locked>>
95%
57392
90%
**68
99%
ADI AR 2225
<<locked>>
93%
57305
90%
**72
100%
Accurate 8700
<<locked>>
97%
50154
79%
**41
97%
Alliant Reloder-23
<<locked>>
83%
56855
89%
**71
100%
Alliant Reloder-25
<<locked>>
87%
57305
90%
**40
100%
Alliant Reloder-33 👍
<<locked>>
91%
57087
89%
**02
99%
Alliant Reloder-50
<<locked>>
95%
57101
89%
**02
99%
Hodgdon H1000
<<locked>>
91%
56811
89%
**40
100%
Hodgdon H4831
<<locked>>
86%
57392
90%
**17
100%
Hodgdon Retumbo
<<locked>>
93%
57305
90%
**72
100%
[Hodgdon US 869]*
<<locked>>
97%
54752
86%
**07
94%
Hodgdon TrailBoss
<<locked>>
97%
36593
57%
**70
100%
IMR 4955 Enduron
<<locked>>
84%
56985
89%
**90
100%
IMR 7977 Enduron
<<locked>>
89%
57217
90%
**77
97%
IMR 8133 Enduron 👍
<<locked>>
95%
57232
90%
**69
100%
Lovex D100
<<locked>>
92%
57334
90%
**97
95%
Lovex S071
<<locked>>
88%
57276
90%
**54
100%
Norma 217 👍
<<locked>>
95%
57435
90%
**76
100%
Ramshot LRT
<<locked>>
95%
57421
90%
**02
95%
ReloadSwiss RS 14
<<locked>>
97%
37652
59%
**16
100%
ReloadSwiss RS 76
<<locked>>
86%
57188
90%
**05
100%
ReloadSwiss RS 80
<<locked>>
89%
56913
89%
**79
100%
SNPE Vectan SP 13
<<locked>>
97%
51982
81%
**51
97%
Vihtavuori 20N29
<<locked>>
97%
50546
79%
**35
95%
Vihtavuori 24N41
<<locked>>
95%
57246
90%
**53
95%
Vihtavuori N165
<<locked>>
85%
57188
90%
**64
100%
Vihtavuori N170
<<locked>>
94%
57319
90%
**07
98%
Vihtavuori N565
<<locked>>
86%
56913
89%
**40
100%
Vihtavuori N568
<<locked>>
89%
57087
89%
**79
100%
Vihtavuori N570 👍
<<locked>>
90%
56956
89%
**12
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2217
<<locked>>
81%
40176
63%
**48
98%
[ADI AR 2218]*
<<locked>>
81%
34621
54%
**69
91%
ADI AR 2225
<<locked>>
81%
37492
59%
**18
100%
[Accurate 8700]*
<<locked>>
85%
32996
52%
**57
90%
Alliant Reloder-23
<<locked>>
81%
52779
83%
**12
100%
Alliant Reloder-25
<<locked>>
81%
46717
73%
**72
100%
[Alliant Reloder-33]*
<<locked>>
81%
38667
61%
**44
94%
[Alliant Reloder-50]*
<<locked>>
81%
33663
53%
**97
90%
Hodgdon H1000
<<locked>>
81%
40176
63%
**48
98%
Hodgdon H4831
<<locked>>
81%
49037
77%
**76
99%
Hodgdon Retumbo
<<locked>>
81%
37492
59%
**18
100%
[Hodgdon US 869]*
<<locked>>
90%
43540
68%
**87
90%
Hodgdon TrailBoss
<<locked>>
81%
29167
46%
**13
100%
IMR 4955 Enduron
<<locked>>
81%
52591
82%
**15
100%
[IMR 7977 Enduron]*
<<locked>>
81%
44701
70%
**41
93%
IMR 8133 Enduron
<<locked>>
81%
34998
55%
**36
96%
[Lovex D100]*
<<locked>>
83%
41466
65%
**05
90%
Lovex S071
<<locked>>
81%
46485
73%
**87
100%
Norma 217
<<locked>>
81%
35563
56%
**62
98%
[Ramshot LRT]*
<<locked>>
87%
43192
68%
**33
90%
ReloadSwiss RS 14
<<locked>>
81%
30153
47%
**55
100%
ReloadSwiss RS 76
<<locked>>
81%
46282
73%
**28
100%
ReloadSwiss RS 80
<<locked>>
81%
42424
66%
**23
98%
[SNPE Vectan SP 13]*
<<locked>>
84%
33315
52%
**54
90%
[Vihtavuori 20N29]*
<<locked>>
89%
37782
59%
**69
90%
[Vihtavuori 24N41]*
<<locked>>
87%
43468
68%
**97
90%
Vihtavuori N165
<<locked>>
81%
49501
78%
**43
100%
[Vihtavuori N170]*
<<locked>>
81%
38130
60%
**36
92%
Vihtavuori N565
<<locked>>
81%
48312
76%
**89
99%
Vihtavuori N568
<<locked>>
81%
43120
68%
**33
97%
Vihtavuori N570
<<locked>>
81%
41568
65%
**17
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.

<<locked>>... you need to buy an access license to unlock the data

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