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Load data for 7 mm Penna + .277 | 90gr | Speer HP TNT

Recommended Powder(s):

7 mm Penna + .277 | 90gr | Speer HP TNT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.277 | 90gr | Speer HP TNT
Manufacturer SKU:
1446
Bullet Weight:
90gr | 5.8g
Bullet Diameter:
0.277" | 7.04mm
Bullet Length:
0.845" | 21.5mm
Caliber:
7 mm Penna load data
Case Length (l3):
0.984" | 25.0mm
Cartridge Length (C.O.L.):
1.338" | 34.0mm
Seated Depth:
0.491" | 12.5mm
Shank Seated Depth:
0.491" | 12.5mm
Case Capacity:
11.5 Grains of Water | 0.75 cm³
Primer Size:
Small Pistol (SP)
Max. allowed Pressure:
36260 psi | 2500 bar
LID:
LID_B6103_C1045
Last updated:
2025-01-01

Load data for 100 loads in caliber 7 mm Penna with .277 | 90gr | Speer HP TNT bullet and 50 powder(s). 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 AP 70N
<<locked>>
76%
29457
81%
**1
100%
ADI APS 350
<<locked>>
78%
30414
84%
**4
100%
ADI APS 450
<<locked>>
80%
29486
81%
**7
100%
ADI AS 30
<<locked>>
89%
32503
90%
**2
100%
ADI AS 50N
<<locked>>
78%
27876
77%
**6
100%
Accurate No. 2
<<locked>>
82%
27499
76%
**5
97%
Accurate No. 5
<<locked>>
72%
31401
87%
**30
91%
Accurate Solo 1000
<<locked>>
82%
29022
80%
**2
100%
Accurate Solo 1250
<<locked>>
90%
28268
78%
**5
100%
Alliant BULLSEYE 👍
<<locked>>
82%
29907
82%
**7
100%
[Alliant POWER PISTOL]*
<<locked>>
94%
29356
81%
**40
87%
Alliant UNIQUE 👍
<<locked>>
97%
31357
86%
**24
100%
Baschieri & Pellagri 100
<<locked>>
90%
32155
89%
**2
100%
Hodgdon Clays
<<locked>>
78%
30545
84%
**7
100%
Hodgdon HP38
<<locked>>
65%
30197
83%
**2
100%
Hodgdon HS-6
<<locked>>
80%
31879
88%
**30
93%
Hodgdon Longshot
<<locked>>
74%
30371
84%
**10
95%
Hodgdon Universal
<<locked>>
84%
29457
81%
**1
100%
Lovex D036
<<locked>>
72%
31343
86%
**30
91%
Lovex S011
<<locked>>
74%
29573
82%
**9
100%
Lovex S020
<<locked>>
84%
28442
78%
**1
100%
Maxam CSB 1
<<locked>>
91%
26513
73%
**5
100%
Maxam CSB 2 👍
<<locked>>
96%
30037
83%
**8
100%
Maxam CSB 3
<<locked>>
94%
32401
89%
**8
100%
Maxam CSB 4
<<locked>>
88%
31444
87%
**2
100%
Maxam CSB 5
<<locked>>
84%
32518
90%
**2
100%
Ramshot Silhouette
<<locked>>
76%
29095
80%
**8
98%
Ramshot True Blue
<<locked>>
74%
31067
86%
**10
95%
Ramshot Zip
<<locked>>
64%
28645
79%
**2
100%
ReloadSwiss RS 12
<<locked>>
81%
28558
79%
**1
100%
ReloadSwiss RS 20
<<locked>>
93%
26455
73%
**8
100%
Rottweil P 801
<<locked>>
77%
31430
87%
**5
100%
[Rottweil P 806]*
<<locked>>
96%
19160
53%
**1
87%
SNPE Vectan A0
<<locked>>
91%
26977
74%
**5
99%
SNPE Vectan BA 9
<<locked>>
84%
28572
79%
**2
100%
SNPE Vectan BA10
<<locked>>
74%
29472
81%
**7
100%
SNPE Vectan BA7 1/2
<<locked>>
96%
25918
71%
**8
92%
SNPE Vectan BA9 1/2 👍
<<locked>>
90%
31401
87%
**1
100%
Shooters World Auto Pistol
<<locked>>
72%
31343
86%
**30
91%
Somchem MP200
<<locked>>
85%
29066
80%
**1
99%
Somchem MS200
<<locked>>
89%
29443
81%
**8
100%
[Somchem S221]*
<<locked>>
84%
31560
87%
**37
85%
Vihtavuori 3N37
<<locked>>
97%
30211
83%
**24
95%
Vihtavuori N310
<<locked>>
71%
32300
89%
**3
100%
Vihtavuori N320
<<locked>>
85%
29733
82%
**8
100%
Vihtavuori N32C Tin Star
<<locked>>
92%
19609
54%
**8
100%
Vihtavuori N330
<<locked>>
89%
29443
81%
**8
100%
Vihtavuori N340 👍
<<locked>>
94%
31256
86%
**4
100%
Vihtavuori N350
<<locked>>
91%
23569
65%
**2
92%
Winchester 231
<<locked>>
71%
28645
79%
**2
100%

Max Load - Barrel Length: 5.50''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AP 70N]²
<<locked>>
58%
18289
50%
**0
100%
ADI APS 350
<<locked>>
61%
20479
56%
**9
100%
ADI APS 450
<<locked>>
64%
20465
56%
**8
100%
ADI AS 30
<<locked>>
64%
19319
53%
**5
100%
ADI AS 50N
<<locked>>
64%
19928
55%
**4
100%
Accurate No. 2
<<locked>>
63%
16186
45%
**5
90%
[Accurate No. 5]*
<<locked>>
60%
21437
59%
**6
85%
Accurate Solo 1000
<<locked>>
60%
16911
47%
**5
100%
Accurate Solo 1250
<<locked>>
63%
14344
40%
**8
97%
Alliant BULLSEYE
<<locked>>
63%
18782
52%
**3
96%
[Alliant POWER PISTOL]*
<<locked>>
79%
19914
55%
**6
80%
[Alliant UNIQUE]²
<<locked>>
58%
12894
36%
**5
90%
Baschieri & Pellagri 100
<<locked>>
63%
16679
46%
**1
100%
Hodgdon Clays
<<locked>>
61%
20494
57%
**9
100%
Hodgdon HP38
<<locked>>
60%
25541
70%
**2
100%
[Hodgdon HS-6]*
<<locked>>
63%
19334
53%
**0
86%
[Hodgdon Longshot]*
<<locked>>
62%
20537
57%
**3
89%
[Hodgdon Universal]²
<<locked>>
58%
15505
43%
**8
99%
[Lovex D036]*
<<locked>>
60%
21393
59%
**9
85%
Lovex S011
<<locked>>
61%
21132
58%
**0
100%
Lovex S020
<<locked>>
60%
15011
41%
**5
95%
Maxam CSB 1
<<locked>>
63%
14127
39%
**9
97%
Maxam CSB 2
<<locked>>
61%
12995
36%
**5
100%
[Maxam CSB 3]²
<<locked>>
58%
14098
39%
**9
100%
[Maxam CSB 4]²
<<locked>>
59%
15708
43%
**2
100%
Maxam CSB 5
<<locked>>
61%
18927
52%
**5
100%
Ramshot Silhouette
<<locked>>
62%
19174
53%
**3
93%
[Ramshot True Blue]*
<<locked>>
61%
20972
58%
**6
89%
[Ramshot Zip]²
<<locked>>
59%
24511
68%
**6
100%
ReloadSwiss RS 12
<<locked>>
62%
17492
48%
**0
100%
ReloadSwiss RS 20
<<locked>>
62%
12401
34%
**2
92%
[Rottweil P 801]²
<<locked>>
59%
19450
54%
**7
100%
[Rottweil P 806]*
<<locked>>
83%
13967
39%
**0
80%
[SNPE Vectan A0]*²
<<locked>>
58%
12575
35%
**6
88%
SNPE Vectan BA 9
<<locked>>
60%
15490
43%
**8
96%
[SNPE Vectan BA10]²
<<locked>>
59%
20465
56%
**8
100%
[SNPE Vectan BA7 1/2]*
<<locked>>
74%
15258
42%
**8
83%
[SNPE Vectan BA9 1/2]²
<<locked>>
58%
14504
40%
**8
97%
[Shooters World Auto Pistol]*
<<locked>>
60%
21393
59%
**9
85%
Somchem MP200
<<locked>>
62%
16404
45%
**4
92%
Somchem MS200
<<locked>>
64%
15954
44%
**1
94%
[Somchem S221]*
<<locked>>
76%
25092
69%
**1
81%
[Vihtavuori 3N37]*
<<locked>>
65%
13126
36%
**8
82%
Vihtavuori N310
<<locked>>
64%
26890
74%
**3
100%
Vihtavuori N320
<<locked>>
64%
17419
48%
**8
100%
Vihtavuori N32C Tin Star
<<locked>>
75%
13822
38%
**9
100%
Vihtavuori N330
<<locked>>
64%
14997
41%
**8
99%
Vihtavuori N340
<<locked>>
63%
14286
39%
**8
92%
[Vihtavuori N350]*
<<locked>>
69%
13503
37%
**1
82%
Winchester 231
<<locked>>
60%
20972
58%
**7
100%

Start Load - Barrel Length: 5.50''

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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