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Load data for 7 mm KM Katzmaier + .284 | 140gr | Speer TBBC

Recommended Powder(s): ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, Norma 217

7 mm KM Katzmaier + .284 | 140gr | Speer TBBC

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 140gr | Speer TBBC
Manufacturer SKU:
1745
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.150" | 29.2mm
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:
0.206" | 5.2mm
Shank Seated Depth:
0.206" | 5.2mm
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_B6122_C1057
Last updated:
2025-01-01

Load data for 88 loads in caliber 7 mm KM Katzmaier with .284 | 140gr | Speer TBBC bullet and 44 powders such as ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, Norma 217. 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 2209
<<locked>>
83%
57348
90%
**50
100%
ADI AR 2213
<<locked>>
86%
57406
90%
**86
100%
ADI AR 2217 👍
<<locked>>
94%
57058
89%
**59
100%
ADI AR 2218
<<locked>>
97%
55521
87%
**35
97%
ADI AR 2225 👍
<<locked>>
96%
56869
89%
**92
100%
Accurate 3100
<<locked>>
86%
57072
89%
**68
100%
[Accurate 8700]*
<<locked>>
97%
44092
69%
**00
93%
Accurate MAGPRO
<<locked>>
85%
56826
89%
**82
99%
Alliant Reloder-19
<<locked>>
83%
57188
90%
**40
100%
Alliant Reloder-22
<<locked>>
86%
57246
90%
**63
100%
Alliant Reloder-23
<<locked>>
86%
57000
89%
**04
100%
Alliant Reloder-25
<<locked>>
90%
57116
89%
**56
100%
Alliant Reloder-33
<<locked>>
95%
56869
89%
**12
98%
Alliant Reloder-50
<<locked>>
97%
53737
84%
**43
96%
Hodgdon H1000 👍
<<locked>>
94%
57058
89%
**59
100%
Hodgdon H4831
<<locked>>
88%
57305
90%
**40
99%
Hodgdon H4831 SC
<<locked>>
85%
57000
89%
**27
99%
Hodgdon Retumbo 👍
<<locked>>
96%
56869
89%
**92
100%
Hodgdon TrailBoss
<<locked>>
96%
36172
57%
**31
100%
IMR 4955 Enduron
<<locked>>
86%
57348
90%
**04
99%
IMR 7828 SSC
<<locked>>
85%
57130
90%
**92
100%
[IMR 7977 Enduron]*
<<locked>>
91%
57072
89%
**61
94%
IMR 8133 Enduron
<<locked>>
97%
53679
84%
**33
99%
[Lovex D100]*
<<locked>>
94%
57232
90%
**87
93%
Lovex S071
<<locked>>
90%
57072
89%
**68
100%
Norma 217 👍
<<locked>>
97%
54737
86%
**53
100%
Norma MRP
<<locked>>
83%
56971
89%
**73
100%
[Ramshot LRT]*
<<locked>>
97%
55158
86%
**66
92%
Ramshot Magnum
<<locked>>
86%
56942
89%
**23
100%
ReloadSwiss RS 14
<<locked>>
96%
37173
58%
**77
100%
ReloadSwiss RS 76
<<locked>>
90%
56739
89%
**22
100%
ReloadSwiss RS 80
<<locked>>
92%
57029
89%
**96
99%
Rottweil R 905
<<locked>>
83%
57145
90%
**33
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
46340
73%
**33
94%
Somchem S385
<<locked>>
83%
57421
90%
**07
100%
[Vihtavuori 24N41]*
<<locked>>
97%
55840
87%
**23
92%
Vihtavuori N165
<<locked>>
88%
57188
90%
**84
100%
Vihtavuori N170
<<locked>>
97%
57246
90%
**17
96%
Vihtavuori N555
<<locked>>
83%
57217
90%
**07
100%
Vihtavuori N560
<<locked>>
85%
56985
89%
**89
99%
Vihtavuori N565
<<locked>>
89%
56768
89%
**63
99%
Vihtavuori N568
<<locked>>
92%
57435
90%
**96
99%
Vihtavuori N570
<<locked>>
93%
56956
89%
**32
97%
Winchester StaBALL HD
<<locked>>
86%
57392
90%
**79
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
53345
84%
**84
100%
ADI AR 2213
<<locked>>
81%
48312
76%
**25
98%
ADI AR 2217
<<locked>>
81%
36245
57%
**33
95%
[ADI AR 2218]*
<<locked>>
87%
38595
60%
**48
90%
ADI AR 2225
<<locked>>
81%
33243
52%
**84
97%
Accurate 3100
<<locked>>
81%
48950
77%
**40
100%
[Accurate 8700]*
<<locked>>
93%
38029
60%
**56
90%
Accurate MAGPRO
<<locked>>
81%
48718
76%
**28
97%
Alliant Reloder-19
<<locked>>
81%
52707
83%
**64
100%
Alliant Reloder-22
<<locked>>
81%
49110
77%
**18
99%
Alliant Reloder-23
<<locked>>
81%
47819
75%
**46
100%
Alliant Reloder-25
<<locked>>
81%
41901
66%
**87
100%
[Alliant Reloder-33]*
<<locked>>
83%
36695
57%
**72
90%
[Alliant Reloder-50]*
<<locked>>
88%
38189
60%
**92
90%
Hodgdon H1000
<<locked>>
81%
36245
57%
**33
95%
Hodgdon H4831
<<locked>>
81%
44730
70%
**97
97%
Hodgdon H4831 SC
<<locked>>
81%
49922
78%
**02
98%
Hodgdon Retumbo
<<locked>>
81%
33243
52%
**84
97%
Hodgdon TrailBoss
<<locked>>
81%
28964
45%
**64
100%
IMR 4955 Enduron
<<locked>>
81%
48515
76%
**49
98%
IMR 7828 SSC
<<locked>>
81%
50372
79%
**71
99%
[IMR 7977 Enduron]*
<<locked>>
83%
43888
69%
**12
90%
[IMR 8133 Enduron]*
<<locked>>
81%
30821
48%
**02
91%
[Lovex D100]*
<<locked>>
89%
47688
75%
**07
90%
Lovex S071
<<locked>>
81%
42279
66%
**08
100%
Norma 217
<<locked>>
81%
31169
49%
**28
95%
Norma MRP
<<locked>>
81%
52475
82%
**00
100%
[Ramshot LRT]*
<<locked>>
94%
49763
78%
**51
90%
Ramshot Magnum
<<locked>>
81%
47688
75%
**72
100%
ReloadSwiss RS 14
<<locked>>
81%
29849
47%
**13
100%
ReloadSwiss RS 76
<<locked>>
81%
40625
64%
**17
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
37318
58%
**79
93%
Rottweil R 905
<<locked>>
81%
52707
83%
**68
100%
[SNPE Vectan SP 13]*
<<locked>>
92%
38493
60%
**46
90%
Somchem S385
<<locked>>
81%
53040
83%
**25
100%
[Vihtavuori 24N41]*
<<locked>>
94%
50357
79%
**25
90%
Vihtavuori N165
<<locked>>
81%
45295
71%
**81
99%
[Vihtavuori N170]*
<<locked>>
85%
39552
62%
**49
90%
Vihtavuori N555
<<locked>>
81%
52663
83%
**28
100%
Vihtavuori N560
<<locked>>
81%
49371
77%
**54
98%
Vihtavuori N565
<<locked>>
81%
43598
68%
**94
97%
[Vihtavuori N568]*
<<locked>>
81%
38363
60%
**08
93%
[Vihtavuori N570]*
<<locked>>
82%
37869
59%
**12
90%
Winchester StaBALL HD
<<locked>>
81%
47558
75%
**18
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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