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Load data for 7 mm KM Katzmaier + .277 | 140gr | Federal Trophy Bonded

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

7 mm KM Katzmaier + .277 | 140gr | Federal Trophy Bonded

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 140gr | Federal Trophy Bonded
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.514" | 38.5mm
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:
0.570" | 14.5mm
Shank Seated Depth:
0.570" | 14.5mm
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_B10483_C1057
Last updated:
2025-01-01

Load data for 90 loads in caliber 7 mm KM Katzmaier with .277 | 140gr | Federal Trophy Bonded 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".

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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>>
85%
56971
89%
**43
100%
ADI AR 2213
<<locked>>
88%
57072
89%
**92
99%
ADI AR 2217
<<locked>>
96%
57246
90%
**82
100%
ADI AR 2218
<<locked>>
97%
50778
80%
**53
96%
ADI AR 2225 👍
<<locked>>
97%
53156
83%
**53
100%
Accurate 3100
<<locked>>
88%
57392
90%
**87
100%
Accurate MAGPRO
<<locked>>
88%
57276
90%
**89
98%
Alliant Reloder-19
<<locked>>
85%
56884
89%
**46
100%
Alliant Reloder-22
<<locked>>
87%
57029
89%
**76
100%
Alliant Reloder-23
<<locked>>
89%
57043
89%
**04
100%
Alliant Reloder-25
<<locked>>
92%
57348
90%
**76
100%
Alliant Reloder-26
<<locked>>
84%
56826
89%
**73
100%
Alliant Reloder-33
<<locked>>
97%
56637
89%
**12
97%
[Alliant Reloder-50]*
<<locked>>
97%
48298
76%
**48
94%
Hodgdon H1000
<<locked>>
96%
57246
90%
**82
100%
Hodgdon H4350
<<locked>>
84%
57319
90%
**94
100%
Hodgdon H4831
<<locked>>
90%
57029
89%
**33
99%
Hodgdon H4831 SC
<<locked>>
87%
57029
89%
**33
99%
Hodgdon Retumbo 👍
<<locked>>
97%
53156
83%
**53
100%
Hodgdon TrailBoss
<<locked>>
97%
36056
56%
**11
100%
IMR 4831
<<locked>>
85%
57406
90%
**91
100%
IMR 4955 Enduron
<<locked>>
88%
56985
89%
**00
99%
IMR 7828 SSC
<<locked>>
87%
57334
90%
**89
99%
[IMR 7977 Enduron]*
<<locked>>
93%
57058
89%
**51
94%
IMR 8133 Enduron
<<locked>>
97%
48704
76%
**51
99%
[Lovex D100]*
<<locked>>
97%
57392
90%
**84
93%
Lovex S071
<<locked>>
93%
57029
89%
**74
100%
Norma 217
<<locked>>
97%
49922
78%
**84
100%
Norma MRP
<<locked>>
85%
56913
89%
**86
100%
Ramshot Magnum
<<locked>>
88%
57188
90%
**46
100%
ReloadSwiss RS 14
<<locked>>
96%
36796
58%
**54
100%
ReloadSwiss RS 76 👍
<<locked>>
92%
56826
89%
**41
100%
ReloadSwiss RS 80 👍
<<locked>>
94%
57058
89%
**15
99%
Rottweil R 904
<<locked>>
85%
56768
89%
**00
99%
Rottweil R 905
<<locked>>
85%
57305
90%
**43
100%
Somchem S361
<<locked>>
84%
56753
89%
**68
99%
Somchem S385
<<locked>>
85%
57217
90%
**97
100%
Vihtavuori N165
<<locked>>
90%
57246
90%
**84
100%
Vihtavuori N170
<<locked>>
97%
53780
84%
**54
95%
Vihtavuori N555
<<locked>>
86%
57029
89%
**17
100%
Vihtavuori N560
<<locked>>
87%
57188
90%
**99
99%
Vihtavuori N565 👍
<<locked>>
91%
56913
89%
**63
99%
Vihtavuori N568
<<locked>>
94%
57159
90%
**99
99%
Vihtavuori N570
<<locked>>
95%
57072
89%
**41
97%
Winchester StaBALL HD
<<locked>>
89%
57406
90%
**02
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
49893
78%
**15
99%
ADI AR 2213
<<locked>>
81%
44976
70%
**53
97%
[ADI AR 2217]*
<<locked>>
81%
33417
52%
**64
93%
[ADI AR 2218]*
<<locked>>
90%
39204
61%
**58
90%
ADI AR 2225
<<locked>>
81%
30603
48%
**21
95%
Accurate 3100
<<locked>>
81%
45556
71%
**84
100%
Accurate MAGPRO
<<locked>>
81%
45121
71%
**59
95%
Alliant Reloder-19
<<locked>>
81%
49617
78%
**18
99%
Alliant Reloder-22
<<locked>>
81%
45672
72%
**63
99%
Alliant Reloder-23
<<locked>>
81%
44280
69%
**00
100%
Alliant Reloder-25
<<locked>>
81%
38522
60%
**22
99%
Alliant Reloder-26
<<locked>>
81%
50749
80%
**74
100%
[Alliant Reloder-33]*
<<locked>>
86%
37478
59%
**08
90%
[Alliant Reloder-50]*
<<locked>>
91%
38885
61%
**22
90%
[Hodgdon H1000]*
<<locked>>
81%
33417
52%
**64
93%
Hodgdon H4350
<<locked>>
81%
52707
83%
**18
100%
Hodgdon H4831
<<locked>>
81%
41872
66%
**28
96%
Hodgdon H4831 SC
<<locked>>
81%
46905
73%
**40
97%
Hodgdon Retumbo
<<locked>>
81%
30603
48%
**21
95%
Hodgdon TrailBoss
<<locked>>
81%
28863
45%
**47
100%
IMR 4831
<<locked>>
81%
51082
80%
**89
100%
IMR 4955 Enduron
<<locked>>
81%
45803
72%
**90
97%
IMR 7828 SSC
<<locked>>
81%
46586
73%
**02
98%
[IMR 7977 Enduron]*
<<locked>>
86%
45005
71%
**28
90%
[IMR 8133 Enduron]*
<<locked>>
82%
29370
46%
**66
90%
[Lovex D100]*
<<locked>>
92%
48646
76%
**33
90%
Lovex S071
<<locked>>
81%
39146
61%
**40
99%
[Norma 217]*
<<locked>>
81%
28282
44%
**59
92%
Norma MRP
<<locked>>
81%
48675
76%
**31
100%
Ramshot Magnum
<<locked>>
81%
43816
69%
**00
99%
ReloadSwiss RS 14
<<locked>>
81%
29559
46%
**90
100%
ReloadSwiss RS 76
<<locked>>
81%
36999
58%
**38
98%
[ReloadSwiss RS 80]*
<<locked>>
81%
33881
53%
**10
91%
Rottweil R 904
<<locked>>
81%
50372
79%
**89
99%
Rottweil R 905
<<locked>>
81%
49168
77%
**95
99%
Somchem S361
<<locked>>
81%
51779
81%
**79
98%
Somchem S385
<<locked>>
81%
49893
78%
**82
100%
Vihtavuori N165
<<locked>>
81%
42279
66%
**22
98%
[Vihtavuori N170]*
<<locked>>
88%
40205
63%
**72
90%
Vihtavuori N555
<<locked>>
81%
48950
77%
**76
100%
Vihtavuori N560
<<locked>>
81%
45803
72%
**89
97%
Vihtavuori N565
<<locked>>
81%
40205
63%
**35
95%
[Vihtavuori N568]*
<<locked>>
81%
35114
55%
**33
91%
[Vihtavuori N570]*
<<locked>>
85%
38624
61%
**48
90%
Winchester StaBALL HD
<<locked>>
81%
42902
67%
**63
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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