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Load data for 9 x 57 Mauser + .357 | 170gr | Sierra FMJ RN SportsMaster

Recommended Powder(s):

9 x 57 Mauser + .357 | 170gr | Sierra FMJ RN SportsMaster

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.357 | 170gr | Sierra FMJ RN SportsMaster
Manufacturer SKU:
o_8350
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.357" | 9.07mm
Bullet Length:
<<locked>>
Caliber:
9 x 57 Mauser load data
Case Length (l3):
2.236" | 56.8mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
64.2 Grains of Water | 4.17 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
40611 psi | 2800 bar
LID:
LID_B5949_C1243
Last updated:
2026-02-04

Load data for 70 loads in caliber 9 x 57 Mauser with .357 | 170gr | Sierra FMJ RN SportsMaster bullet and 35 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 AR 2219
85%
89%
95%
Accurate 2015
90%
88%
98%
Accurate 2460
89%
89%
92%
Accurate 2495
97%
85%
97%
Accurate 2520
95%
89%
94%
Accurate 4064
97%
70%
92%
Alliant AR-Comp
94%
88%
99%
Alliant Reloder-10x
87%
88%
98%
Baschieri & Pellagri 106
84%
90%
96%
Hodgdon Benchmark
89%
89%
92%
Hodgdon H322
90%
89%
95%
Hodgdon H335
86%
89%
94%
Hodgdon TrailBoss
96%
72%
100%
IMR 3031
97%
82%
96%
IMR 4198
85%
89%
99%
Lovex D073.4
88%
89%
92%
Lovex D073.5
90%
89%
92%
Lovex D073.6
96%
87%
93%
Norma 200
84%
89%
99%
Norma 202
96%
90%
95%
ReloadSwiss RS 14
96%
71%
100%
ReloadSwiss RS 40
88%
89%
93%
Rottweil R 901
93%
89%
94%
SNPE Vectan SP 10
85%
89%
94%
SNPE Vectan Tubal 3000
92%
88%
94%
SNPE Vectan Tubal 5000
97%
82%
94%
Shooters World Match Rifle
96%
87%
93%
Somchem S335
94%
89%
96%
Vihtavuori N120
83%
89%
100%
Vihtavuori N130
89%
89%
98%
Vihtavuori N133
95%
90%
97%
Vihtavuori N135
97%
68%
93%
Vihtavuori N140
97%
87%
95%
Vihtavuori N540
97%
87%
94%
Winchester 748
91%
89%
92%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2219
81%
78%
94%
Accurate 2015
81%
64%
94%
Accurate 2460
86%
78%
90%
Accurate 2495
83%
52%
90%
Accurate 2520
89%
72%
90%
Accurate 4064
94%
63%
90%
Alliant AR-Comp
81%
57%
94%
Alliant Reloder-10x
81%
72%
97%
Baschieri & Pellagri 106
81%
81%
95%
Hodgdon Benchmark
86%
80%
90%
Hodgdon H322
81%
66%
91%
Hodgdon H335
81%
76%
92%
Hodgdon TrailBoss
91%
67%
100%
IMR 3031
87%
60%
90%
IMR 4198
81%
79%
98%
Lovex D073.4
84%
78%
90%
Lovex D073.5
86%
77%
90%
Lovex D073.6
91%
72%
90%
Norma 200
81%
81%
98%
Norma 202
87%
68%
90%
ReloadSwiss RS 14
88%
63%
100%
ReloadSwiss RS 40
83%
75%
90%
Rottweil R 901
84%
68%
90%
SNPE Vectan SP 10
81%
78%
92%
SNPE Vectan Tubal 3000
84%
68%
90%
SNPE Vectan Tubal 5000
89%
63%
90%
Shooters World Match Rifle
91%
72%
90%
Somchem S335
83%
62%
90%
Vihtavuori N120
81%
83%
100%
Vihtavuori N130
81%
69%
96%
Vihtavuori N133
81%
57%
91%
Vihtavuori N135
91%
57%
90%
Vihtavuori N140
88%
67%
90%
Vihtavuori N540
90%
70%
90%
Winchester 748
88%
82%
90%

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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