Load data for .30 BR + .308 | 150gr | Speer Grand Slam

Recommended Powder(s): Alliant Reloder-10x, Baschieri & Pellagri 106, Hodgdon H4198, IMR 4198, Norma 200

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.308 \| 150gr \| Speer Grand Slam
Manufacturer SKU:	2026
Bullet Weight:	150gr \| 9.7g
Bullet Diameter:	0.308" \| 7.82mm
Bullet Length:	1.020" \| 25.9mm
Caliber:	.30 BR load data
Case Length (l3):	1.501" \| 38.1mm
Cartridge Length (C.O.L.):	2.265" \| 57.5mm
Seated Depth:	0.256" \| 6.5mm
Shank Seated Depth:	0.256" \| 6.5mm
Case Capacity:	41.0 Grains of Water \| 2.66 cm³
Primer Size:	Large Rifle (LR)
Max. allowed Pressure:	58740 psi \| 4050 bar
LID:	LID_B6149_C297
Last updated:	2025-01-01

Load data for 100 loads in caliber .30 BR with .308 | 150gr | Speer Grand Slam bullet and 50 powders such as Alliant Reloder-10x, Baschieri & Pellagri 106, Hodgdon H4198, IMR 4198, Norma 200. 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)
No data yet
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 2207	<<locked>>	94%	51532	88%	**23	100%
ADI AR 2219	<<locked>>	96%	50459	86%	**69	99%
Accurate 1680	<<locked>>	86%	52011	89%	**03	99%
Accurate 2015	<<locked>>	97%	42047	72%	**11	99%
[Accurate 2230]*	<<locked>>	97%	45716	78%	**51	93%
Accurate 2460	<<locked>>	96%	44063	75%	**54	95%
Accurate 2495	<<locked>>	97%	33344	57%	**56	97%
[Accurate 2520]*	<<locked>>	97%	36535	62%	**75	94%
[Accurate 4064]*	<<locked>>	97%	27572	47%	**08	92%
Alliant AR-Comp	<<locked>>	96%	36492	62%	**88	100%
Alliant Reloder-10x 👍	<<locked>>	97%	46209	79%	**90	100%
Alliant Reloder-7	<<locked>>	93%	52504	89%	**13	100%
Baschieri & Pellagri 106 👍	<<locked>>	96%	51532	88%	**77	99%
[Hodgdon Benchmark]*	<<locked>>	97%	43685	74%	**88	94%
Hodgdon CFE BLK	<<locked>>	92%	51953	88%	**70	95%
Hodgdon H322	<<locked>>	96%	41713	71%	**31	97%
Hodgdon H335	<<locked>>	96%	49661	85%	**62	98%
Hodgdon H4198 👍	<<locked>>	95%	52199	89%	**84	99%
IMR 3031	<<locked>>	97%	32300	55%	**93	95%
IMR 4198 👍	<<locked>>	96%	48530	83%	**74	100%
IMR 4227	<<locked>>	88%	52199	89%	**54	100%
[IMR 8208 XBR]*	<<locked>>	97%	40176	68%	**72	92%
Lovex D073.4	<<locked>>	97%	47442	81%	**90	96%
Lovex D073.5	<<locked>>	97%	44063	75%	**54	95%
[Lovex D073.6]*	<<locked>>	97%	33866	58%	**16	92%
Lovex S053	<<locked>>	89%	52562	89%	**31	100%
Norma 200 👍	<<locked>>	96%	51663	88%	**49	100%
[Norma 202]*	<<locked>>	97%	35853	61%	**36	94%
[Ramshot X-Terminator]*	<<locked>>	97%	44918	76%	**21	91%
ReloadSwiss RS 36	<<locked>>	88%	52359	89%	**97	100%
ReloadSwiss RS 40	<<locked>>	97%	45498	77%	**74	96%
Rottweil R 901	<<locked>>	96%	39552	67%	**65	95%
SNPE Vectan BA6 1/2	<<locked>>	92%	52185	89%	**83	100%
SNPE Vectan SP 10	<<locked>>	97%	50879	87%	**75	98%
SNPE Vectan Tubal 3000	<<locked>>	97%	40059	68%	**13	95%
[SNPE Vectan Tubal 5000]*	<<locked>>	97%	32111	55%	**69	94%
[Shooters World Match Rifle]*	<<locked>>	97%	33866	58%	**16	92%
Shooters World Tactical Rifle	<<locked>>	97%	50720	86%	**97	95%
[Somchem S321]*	<<locked>>	96%	42250	72%	**41	93%
Somchem S335	<<locked>>	97%	38290	65%	**16	96%
Vihtavuori N110	<<locked>>	83%	51517	88%	**46	100%
Vihtavuori N120	<<locked>>	96%	51271	87%	**70	100%
Vihtavuori N130	<<locked>>	97%	44237	75%	**02	99%
Vihtavuori N133	<<locked>>	96%	35157	60%	**54	97%
[Vihtavuori N135]*	<<locked>>	96%	26484	45%	**16	93%
[Vihtavuori N140]*	<<locked>>	96%	33228	57%	**47	93%
[Vihtavuori N530]*	<<locked>>	97%	42163	72%	**25	93%
[Vihtavuori N540]*	<<locked>>	97%	33417	57%	**77	93%
[Winchester 748]*	<<locked>>	96%	41481	71%	**41	94%
[Winchester StaBALL Match]*	<<locked>>	96%	45455	77%	**93	93%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AR 2207	<<locked>>	81%	34737	59%	**60	100%
[ADI AR 2219]*	<<locked>>	81%	30647	52%	**98	93%
Accurate 1680	<<locked>>	81%	45020	77%	**98	99%
[Accurate 2015]*	<<locked>>	81%	25860	44%	**77	94%
[Accurate 2230]*	<<locked>>	91%	36941	63%	**03	90%
[Accurate 2460]*	<<locked>>	87%	31662	54%	**18	90%
[Accurate 2495]*	<<locked>>	82%	19957	34%	**95	90%
[Accurate 2520]*	<<locked>>	91%	29573	50%	**18	90%
[Accurate 4064]*	<<locked>>	94%	25135	43%	**42	90%
[Alliant AR-Comp]*	<<locked>>	81%	22814	39%	**31	94%
Alliant Reloder-10x	<<locked>>	81%	28660	49%	**52	96%
Alliant Reloder-7	<<locked>>	81%	35955	61%	**54	99%
Baschieri & Pellagri 106	<<locked>>	81%	31488	54%	**39	95%
[Hodgdon Benchmark]*	<<locked>>	87%	32938	56%	**82	90%
[Hodgdon CFE BLK]*	<<locked>>	81%	35795	61%	**01	90%
[Hodgdon H322]*	<<locked>>	81%	26121	44%	**80	91%
[Hodgdon H335]*	<<locked>>	81%	29762	51%	**82	91%
Hodgdon H4198	<<locked>>	81%	34722	59%	**85	95%
[IMR 3031]*	<<locked>>	87%	24308	41%	**70	90%
IMR 4198	<<locked>>	81%	31285	53%	**59	98%
IMR 4227	<<locked>>	81%	42308	72%	**13	100%
[IMR 8208 XBR]*	<<locked>>	92%	34693	59%	**67	90%
[Lovex D073.4]*	<<locked>>	85%	31981	54%	**08	90%
[Lovex D073.5]*	<<locked>>	87%	31662	54%	**18	90%
[Lovex D073.6]*	<<locked>>	92%	29124	50%	**08	90%
Lovex S053	<<locked>>	81%	41350	70%	**77	100%
Norma 200	<<locked>>	81%	32213	55%	**28	98%
[Norma 202]*	<<locked>>	88%	27862	47%	**42	90%
[Ramshot X-Terminator]*	<<locked>>	94%	41336	70%	**62	90%
ReloadSwiss RS 36	<<locked>>	81%	41394	70%	**36	100%
[ReloadSwiss RS 40]*	<<locked>>	84%	30298	52%	**72	90%
[Rottweil R 901]*	<<locked>>	84%	27253	46%	**90	90%
SNPE Vectan BA6 1/2	<<locked>>	81%	38783	66%	**10	100%
[SNPE Vectan SP 10]*	<<locked>>	81%	30414	52%	**98	92%
[SNPE Vectan Tubal 3000]*	<<locked>>	84%	27021	46%	**41	90%
[SNPE Vectan Tubal 5000]*	<<locked>>	89%	25527	43%	**08	90%
[Shooters World Match Rifle]*	<<locked>>	92%	29124	50%	**08	90%
[Shooters World Tactical Rifle]*	<<locked>>	87%	36376	62%	**64	90%
[Somchem S321]*	<<locked>>	89%	33489	57%	**70	90%
[Somchem S335]*	<<locked>>	83%	24889	42%	**11	90%
Vihtavuori N110	<<locked>>	81%	48573	83%	**10	100%
Vihtavuori N120	<<locked>>	81%	32561	55%	**82	100%
Vihtavuori N130	<<locked>>	81%	27528	47%	**73	96%
[Vihtavuori N133]*	<<locked>>	81%	22989	39%	**46	91%
[Vihtavuori N135]*	<<locked>>	91%	23018	39%	**11	90%
[Vihtavuori N140]*	<<locked>>	90%	27441	47%	**06	90%
[Vihtavuori N530]*	<<locked>>	90%	34389	59%	**74	90%
[Vihtavuori N540]*	<<locked>>	91%	28108	48%	**46	90%
[Winchester 748]*	<<locked>>	90%	34084	58%	**93	91%
[Winchester StaBALL Match]*	<<locked>>	92%	39508	67%	**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