Load data for 7 x 57 R + .284 | 120gr | Barnes X BT

Recommended Powder(s): ReloadSwiss RS 52

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.284 \| 120gr \| Barnes X BT
Manufacturer SKU:	28417
Bullet Weight:	120gr \| 7.8g
Bullet Diameter:	0.284" \| 7.21mm
Bullet Length:	<<locked>>
Caliber:	7 x 57 R load data
Case Length (l3):	2.244" \| 57.0mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
Case Capacity:	60.0 Grains of Water \| 3.90 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	49313 psi \| 3400 bar
LID:	LID_B555_C1089
Last updated:	2025-02-02
Recommended Twist Rate:	1:11 - 1:10

Load data for 0 loads in caliber 7 x 57 R with .284 | 120gr | Barnes X BT bullet and 0 powders such as ReloadSwiss RS 52. 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".
A load must fulfill certain criteria to be listed in the default view below - see "powder criteria to fulfill to be listed".

Our load data might deviate from other sources - see the "most common reasons for deviations".

All loads are based on the bullet and case dimensions shown under "Load Specifications" - see "reloading suggestions" if you deviate.

You can set your specifications in the "Personalized Load Calculator".

Go to the bottom of the "Dashboard " page to set the measure system (imperial vs. metric)
Muzzle velocity vs. barrel length
Every 1 inch additional barrel length increases muzzle velocity by approx. 31.2 fps
C.O.L. (Inch)
C.O.L. (mm)
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.
Case Length (Inch)
Case Length (mm)
CaseCapacity (GoW)
Min z (%)
Min FR (%)
Max FR*
Barrel Length (Inch)
Barrel Length (cm)
Safety Buffer (%)
.

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 2208	<<locked>>	87%	43990	89%	**02	96%
Accurate 4064	<<locked>>	86%	44063	89%	**25	100%
Accurate 4350	<<locked>>	96%	44019	89%	**90	96%
Alliant Power Pro 2000-MR	<<locked>>	85%	43990	89%	**17	96%
Alliant Reloder- TS 15.5	<<locked>>	88%	44150	90%	**38	98%
Alliant Reloder-15	<<locked>>	85%	44063	89%	**44	97%
Alliant Reloder-16	<<locked>>	96%	44034	89%	**97	96%
Alliant Reloder-17	<<locked>>	92%	43613	88%	**23	97%
[Alliant Reloder-23]*	<<locked>>	97%	32634	66%	**21	92%
Bofors RP3	<<locked>>	88%	44222	90%	**48	98%
[Bofors RP7]*	<<locked>>	91%	44251	90%	**76	91%
Hodgdon CFE223	<<locked>>	86%	44150	90%	**77	96%
Hodgdon H380	<<locked>>	87%	43903	89%	**22	95%
[Hodgdon H414]*	<<locked>>	91%	43903	89%	**71	92%
Hodgdon Hybrid 100V	<<locked>>	97%	41437	84%	**99	97%
Hodgdon LVR	<<locked>>	93%	44237	90%	**74	95%
Hodgdon VARGET	<<locked>>	88%	44280	90%	**08	96%
Hodgdon TrailBoss	<<locked>>	96%	33330	68%	**11	100%
IMR 3031	<<locked>>	85%	43569	88%	**44	100%
IMR 4064	<<locked>>	88%	44150	90%	**95	97%
[IMR 4166 Enduron]*	<<locked>>	88%	44237	90%	**59	92%
[IMR 4451 Enduron]*	<<locked>>	90%	44208	90%	**85	92%
[IMR 4831]*	<<locked>>	97%	38653	78%	**56	94%
IMR 4895	<<locked>>	84%	43613	88%	**48	97%
Lovex S062	<<locked>>	86%	43758	89%	**99	98%
[Lovex S065]*	<<locked>>	92%	44135	90%	**99	94%
[Lovex S070]*	<<locked>>	94%	44338	90%	**18	92%
Norma 203B	<<locked>>	86%	44309	90%	**54	97%
Norma URP	<<locked>>	96%	43961	89%	**81	95%
Ramshot Big Game	<<locked>>	86%	43859	89%	**61	97%
[Ramshot Hunter]*	<<locked>>	96%	43961	89%	**71	93%
ReloadSwiss RS 14	<<locked>>	96%	33765	68%	**54	100%
[ReloadSwiss RS 50]*	<<locked>>	87%	44208	90%	**95	93%
ReloadSwiss RS 52	<<locked>>	84%	43555	88%	**04	96%
ReloadSwiss RS 60 👍	<<locked>>	90%	43932	89%	**43	99%
ReloadSwiss RS 62	<<locked>>	96%	44005	89%	**04	95%
[ReloadSwiss RS 70]*	<<locked>>	95%	43772	89%	**87	94%
Rottweil R 902	<<locked>>	83%	43439	88%	**76	98%
Rottweil R 903 👍	<<locked>>	90%	43932	89%	**38	98%
[Rottweil R 907]*	<<locked>>	91%	44251	90%	**76	91%
SNPE Vectan SP 11	<<locked>>	89%	44208	90%	**71	97%
SNPE Vectan SP 9	<<locked>>	83%	44034	89%	**22	97%
SNPE Vectan Tubal 5000	<<locked>>	87%	43845	89%	**33	100%
[SNPE Vectan Tubal 7000]*	<<locked>>	93%	44034	89%	**53	92%
[Shooters World Long Rifle]*	<<locked>>	92%	44135	90%	**99	94%
Shooters World Precision	<<locked>>	86%	43758	89%	**99	98%
Somchem S355	<<locked>>	89%	44048	89%	**35	98%
Somchem S365	<<locked>>	97%	40828	83%	**61	98%
Vihtavuori N133	<<locked>>	84%	43903	89%	**26	100%
Vihtavuori N135	<<locked>>	90%	44135	90%	**95	100%
Vihtavuori N140	<<locked>>	85%	44353	90%	**89	100%
Vihtavuori N150	<<locked>>	95%	44295	90%	**08	99%
Vihtavuori N160	<<locked>>	93%	43990	89%	**38	95%
Vihtavuori N540	<<locked>>	85%	44019	89%	**12	100%
Vihtavuori N550	<<locked>>	93%	44005	89%	**77	95%
[Vihtavuori N555]*	<<locked>>	97%	34577	70%	**13	93%
Winchester 6.5 StaBALL	<<locked>>	94%	44208	90%	**18	98%
[Winchester 760]*	<<locked>>	91%	43903	89%	**71	92%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2208]*	<<locked>>	81%	36550	74%	**38	94%
Accurate 4064	<<locked>>	81%	37782	77%	**94	99%
[Accurate 4350]*	<<locked>>	85%	30850	63%	**72	90%
[Alliant Power Pro 2000-MR]*	<<locked>>	81%	38609	78%	**89	94%
Alliant Reloder- TS 15.5	<<locked>>	81%	35998	73%	**61	96%
Alliant Reloder-15	<<locked>>	81%	38696	78%	**23	95%
[Alliant Reloder-16]*	<<locked>>	86%	33040	67%	**12	90%
[Alliant Reloder-17]*	<<locked>>	81%	31488	64%	**02	92%
[Alliant Reloder-23]*	<<locked>>	94%	29965	61%	**39	90%
Bofors RP3	<<locked>>	81%	35723	72%	**67	96%
[Bofors RP7]*	<<locked>>	89%	41249	84%	**17	90%
[Hodgdon CFE223]*	<<locked>>	81%	36608	74%	**00	93%
[Hodgdon H380]*	<<locked>>	81%	36535	74%	**51	92%
[Hodgdon H414]*	<<locked>>	87%	39247	80%	**66	90%
[Hodgdon Hybrid 100V]*	<<locked>>	83%	27862	57%	**31	90%
[Hodgdon LVR]*	<<locked>>	84%	33475	68%	**15	90%
[Hodgdon VARGET]*	<<locked>>	81%	36260	74%	**31	94%
Hodgdon TrailBoss	<<locked>>	81%	26948	55%	**67	100%
IMR 3031	<<locked>>	81%	38508	78%	**40	100%
[IMR 4064]*	<<locked>>	81%	35839	73%	**15	94%
[IMR 4166 Enduron]*	<<locked>>	84%	38914	79%	**41	90%
[IMR 4451 Enduron]*	<<locked>>	86%	39697	81%	**80	90%
[IMR 4831]*	<<locked>>	89%	30908	63%	**52	90%
IMR 4895	<<locked>>	81%	39450	80%	**59	96%
Lovex S062	<<locked>>	81%	38638	78%	**87	97%
[Lovex S065]*	<<locked>>	84%	34896	71%	**85	90%
[Lovex S070]*	<<locked>>	89%	38159	77%	**84	90%
Norma 203B	<<locked>>	81%	38058	77%	**10	95%
[Norma URP]*	<<locked>>	85%	31676	64%	**75	90%
Ramshot Big Game	<<locked>>	81%	37376	76%	**10	95%
[Ramshot Hunter]*	<<locked>>	91%	37347	76%	**13	90%
ReloadSwiss RS 14	<<locked>>	81%	27412	56%	**09	100%
[ReloadSwiss RS 50]*	<<locked>>	82%	37623	76%	**48	90%
ReloadSwiss RS 52	<<locked>>	81%	39668	80%	**12	95%
ReloadSwiss RS 60	<<locked>>	81%	33286	67%	**74	96%
[ReloadSwiss RS 62]*	<<locked>>	87%	32851	67%	**35	90%
[ReloadSwiss RS 70]*	<<locked>>	90%	36419	74%	**07	90%
Rottweil R 902	<<locked>>	81%	40379	82%	**03	97%
Rottweil R 903	<<locked>>	81%	33779	68%	**05	95%
[Rottweil R 907]*	<<locked>>	89%	41249	84%	**17	90%
[SNPE Vectan SP 11]*	<<locked>>	81%	34185	69%	**38	93%
SNPE Vectan SP 9	<<locked>>	81%	41234	84%	**59	96%
SNPE Vectan Tubal 5000	<<locked>>	81%	35955	73%	**75	99%
[SNPE Vectan Tubal 7000]*	<<locked>>	88%	38305	78%	**35	90%
[Shooters World Long Rifle]*	<<locked>>	84%	34896	71%	**85	90%
Shooters World Precision	<<locked>>	81%	38638	78%	**87	97%
Somchem S355	<<locked>>	81%	34809	71%	**15	95%
[Somchem S365]*	<<locked>>	81%	25585	52%	**05	90%
Vihtavuori N133	<<locked>>	81%	40799	83%	**67	100%
Vihtavuori N135	<<locked>>	81%	33620	68%	**75	99%
Vihtavuori N140	<<locked>>	81%	39378	80%	**94	99%
[Vihtavuori N150]*	<<locked>>	81%	29718	60%	**64	94%
[Vihtavuori N160]*	<<locked>>	83%	32068	65%	**49	90%
Vihtavuori N540	<<locked>>	81%	39146	79%	**10	99%
[Vihtavuori N550]*	<<locked>>	82%	31604	64%	**79	90%
[Vihtavuori N555]*	<<locked>>	92%	29921	61%	**79	90%
[Winchester 6.5 StaBALL]*	<<locked>>	81%	29689	60%	**51	91%
[Winchester 760]*	<<locked>>	87%	39247	80%	**66	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