Load data for .300 Win. Mag. + .308 | 55gr | Remington PSP ACCELL SABOT

Recommended Powder(s): ADI AR 2207, Alliant Reloder-7, IMR 4198, Norma 200, Vihtavuori N120

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.308 \| 55gr \| Remington PSP ACCELL SABOT
Bullet Weight:	55gr \| 3.6g
Bullet Diameter:	0.308" \| 7.82mm
Bullet Length:	1.000" \| 25.4mm
Caliber:	.300 Win. Mag. load data
Case Length (l3):	2.620" \| 66.5mm
Cartridge Length (C.O.L.):	3.290" \| 83.6mm
Seated Depth:	0.330" \| 8.4mm
Shank Seated Depth:	0.330" \| 8.4mm
Case Capacity:	90.5 Grains of Water \| 5.88 cm³
Primer Size:	Large Rifle Magnum (LRM)
Max. allowed Pressure:	62366 psi \| 4300 bar
LID:	LID_B5162_C380
Last updated:	2025-12-19

Load data for 78 loads in caliber .300 Win. Mag. with .308 | 55gr | Remington PSP ACCELL SABOT bullet and 39 powders such as ADI AR 2207, Alliant Reloder-7, IMR 4198, Norma 200, Vihtavuori N120. 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".

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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.
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 2207 👍	<<locked>>	94%	56115	90%	**23	100%
ADI AR 2219	<<locked>>	95%	55448	89%	**00	97%
Accurate 1680	<<locked>>	85%	55259	89%	**47	98%
Accurate 2015	<<locked>>	97%	46151	74%	**47	97%
[Accurate 2230]*	<<locked>>	97%	53563	86%	**45	92%
[Accurate 2460]*	<<locked>>	97%	51822	83%	**29	94%
[Accurate 2495]*	<<locked>>	97%	36593	59%	**50	94%
Alliant AR-Comp	<<locked>>	97%	41510	67%	**27	98%
Alliant Reloder-10x	<<locked>>	97%	51561	83%	**21	99%
Alliant Reloder-7 👍	<<locked>>	92%	55564	89%	**54	100%
Baschieri & Pellagri 106	<<locked>>	95%	55796	89%	**29	98%
[Hodgdon Benchmark]*	<<locked>>	97%	47950	77%	**08	92%
[Hodgdon CFE BLK]*	<<locked>>	92%	55753	89%	**62	94%
Hodgdon H322	<<locked>>	97%	47268	76%	**22	95%
Hodgdon H335	<<locked>>	95%	55347	89%	**60	96%
Hodgdon H4198	<<locked>>	94%	55390	89%	**14	97%
Hodgdon TrailBoss	<<locked>>	97%	28340	45%	**84	100%
IMR 4198 👍	<<locked>>	97%	53171	85%	**54	100%
IMR 4227	<<locked>>	88%	55724	89%	**57	100%
[Lovex D073.4]*	<<locked>>	97%	55245	89%	**95	94%
[Lovex D073.5]*	<<locked>>	97%	51445	82%	**36	94%
Lovex S053	<<locked>>	90%	55666	89%	**18	100%
Norma 200 👍	<<locked>>	95%	56028	90%	**93	100%
ReloadSwiss RS 14	<<locked>>	97%	27673	44%	**33	100%
ReloadSwiss RS 36	<<locked>>	88%	55869	90%	**70	100%
[ReloadSwiss RS 40]*	<<locked>>	97%	52011	83%	**81	94%
[Rottweil R 901]*	<<locked>>	97%	42569	68%	**45	92%
SNPE Vectan BA6 1/2	<<locked>>	93%	55637	89%	**34	100%
SNPE Vectan SP 10	<<locked>>	95%	55898	90%	**77	96%
[SNPE Vectan Tubal 3000]*	<<locked>>	97%	43511	70%	**96	93%
[Shooters World Tactical Rifle]*	<<locked>>	96%	55985	90%	**75	93%
[Somchem S321]*	<<locked>>	97%	49922	80%	**16	92%
[Somchem S335]*	<<locked>>	97%	41756	67%	**63	94%
Vihtavuori N110	<<locked>>	85%	55941	90%	**95	100%
Vihtavuori N120 👍	<<locked>>	96%	55579	89%	**37	100%
Vihtavuori N130	<<locked>>	97%	48124	77%	**70	98%
Vihtavuori N133	<<locked>>	97%	39233	63%	**27	95%
[Winchester 748]*	<<locked>>	97%	48486	78%	**19	92%
[Winchester StaBALL Match]*	<<locked>>	97%	54969	88%	**08	92%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2207	<<locked>>	81%	35331	57%	**11	98%
[ADI AR 2219]*	<<locked>>	83%	35128	56%	**68	90%
Accurate 1680	<<locked>>	81%	47659	76%	**73	96%
[Accurate 2015]*	<<locked>>	85%	29646	48%	**48	90%
[Accurate 2230]*	<<locked>>	94%	47398	76%	**98	90%
[Accurate 2460]*	<<locked>>	92%	41713	67%	**90	90%
[Accurate 2495]*	<<locked>>	92%	30139	48%	**37	90%
[Alliant AR-Comp]*	<<locked>>	85%	26426	42%	**86	90%
[Alliant Reloder-10x]*	<<locked>>	81%	28979	46%	**71	91%
Alliant Reloder-7	<<locked>>	81%	37217	60%	**04	96%
[Baschieri & Pellagri 106]*	<<locked>>	81%	33518	54%	**75	91%
[Hodgdon Benchmark]*	<<locked>>	94%	43439	70%	**96	90%
[Hodgdon CFE BLK]*	<<locked>>	86%	45788	73%	**19	90%
[Hodgdon H322]*	<<locked>>	89%	35360	57%	**65	90%
[Hodgdon H335]*	<<locked>>	85%	37043	59%	**04	90%
[Hodgdon H4198]*	<<locked>>	81%	35781	57%	**16	90%
Hodgdon TrailBoss	<<locked>>	81%	21698	35%	**57	100%
[IMR 4198]*	<<locked>>	81%	31488	50%	**34	94%
IMR 4227	<<locked>>	81%	43932	70%	**98	99%
[Lovex D073.4]*	<<locked>>	90%	42366	68%	**90	90%
[Lovex D073.5]*	<<locked>>	92%	42018	67%	**86	90%
Lovex S053	<<locked>>	81%	42090	67%	**29	100%
[Norma 200]*	<<locked>>	81%	32619	52%	**83	94%
ReloadSwiss RS 14	<<locked>>	81%	21205	34%	**10	100%
ReloadSwiss RS 36	<<locked>>	81%	43526	70%	**94	99%
[ReloadSwiss RS 40]*	<<locked>>	90%	40422	65%	**90	90%
[Rottweil R 901]*	<<locked>>	93%	37782	61%	**11	90%
SNPE Vectan BA6 1/2	<<locked>>	81%	38624	62%	**09	100%
[SNPE Vectan SP 10]*	<<locked>>	85%	37594	60%	**30	90%
[SNPE Vectan Tubal 3000]*	<<locked>>	93%	37362	60%	**29	90%
[Shooters World Tactical Rifle]*	<<locked>>	92%	47442	76%	**78	90%
[Somchem S321]*	<<locked>>	94%	44295	71%	**75	90%
[Somchem S335]*	<<locked>>	91%	33924	54%	**30	90%
Vihtavuori N110	<<locked>>	81%	49530	79%	**77	100%
Vihtavuori N120	<<locked>>	81%	33011	53%	**02	99%
[Vihtavuori N130]*	<<locked>>	81%	27818	45%	**56	90%
[Vihtavuori N133]*	<<locked>>	89%	30240	48%	**38	90%
[Winchester 748]*	<<locked>>	94%	43091	69%	**78	90%
[Winchester StaBALL Match]*	<<locked>>	94%	48022	77%	**60	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