Load data for .400 Cor-Bon + .401 | 175gr | Rim Rock SWC

Recommended Powder(s): Alliant UNIQUE, Hodgdon Longshot, Ramshot True Blue, Rottweil P 806, Somchem MP200

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.401 \| 175gr \| Rim Rock SWC
Manufacturer SKU:	#129
Bullet Weight:	175gr \| 11.3g
Bullet Diameter:	0.401" \| 10.19mm
Bullet Length:	0.647" \| 16.4mm
Caliber:	.400 Cor-Bon load data
Case Length (l3):	0.899" \| 22.8mm
Cartridge Length (C.O.L.):	1.256" \| 31.9mm
Seated Depth:	0.290" \| 7.4mm
Shank Seated Depth:	0.290" \| 7.4mm
Case Capacity:	25.5 Grains of Water \| 1.65 cm³
Primer Size:	Large Pistol (LP)
Max. allowed Pressure:	34954 psi \| 2410 bar
LID:	LID_B10591_C649
Last updated:	2025-12-26

Load data for 112 loads in caliber .400 Cor-Bon with .401 | 175gr | Rim Rock SWC bullet and 56 powders such as Alliant UNIQUE, Hodgdon Longshot, Ramshot True Blue, Rottweil P 806, Somchem MP200. 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.

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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 AP 100	<<locked>>	96%	28152	81%	**47	94%
ADI AP 70N	<<locked>>	68%	30995	89%	**07	100%
ADI APS 350	<<locked>>	71%	31241	89%	**24	100%
ADI APS 450	<<locked>>	73%	31082	89%	**60	100%
ADI AS 30	<<locked>>	76%	30908	88%	**99	100%
ADI AS 50N	<<locked>>	73%	30516	87%	**38	100%
Accurate No. 2	<<locked>>	75%	30516	87%	**07	100%
[Accurate No. 7]*	<<locked>>	80%	31372	90%	**42	86%
Accurate Solo 1000	<<locked>>	75%	30516	87%	**25	100%
Accurate Solo 1250	<<locked>>	81%	30574	87%	**84	100%
Alliant BULLSEYE	<<locked>>	72%	31009	89%	**47	100%
Alliant POWER PISTOL	<<locked>>	82%	30472	87%	**22	94%
Alliant Sport Pistol	<<locked>>	67%	31169	89%	**53	100%
Alliant UNIQUE 👍	<<locked>>	82%	30197	86%	**50	100%
Baschieri & Pellagri 100	<<locked>>	76%	30124	86%	**25	100%
Hodgdon Clays	<<locked>>	69%	30023	86%	**20	100%
Hodgdon HS-6	<<locked>>	68%	31024	89%	**76	98%
Hodgdon Longshot 👍	<<locked>>	65%	30966	89%	**76	99%
Hodgdon Universal	<<locked>>	76%	30995	89%	**07	100%
Hodgdon CFE Pistol	<<locked>>	77%	30777	88%	**98	100%
Hodgdon TrailBoss	<<locked>>	95%	12241	35%	**7	100%
[Lovex D037.1]*	<<locked>>	80%	31372	90%	**42	86%
Lovex S011	<<locked>>	65%	30603	88%	**52	100%
Lovex S020	<<locked>>	74%	30385	87%	**14	100%
Maxam CSB 1	<<locked>>	85%	31227	89%	**84	100%
Maxam CSB 2	<<locked>>	81%	29979	86%	**84	100%
Maxam CSB 3	<<locked>>	79%	30545	87%	**55	100%
Maxam CSB 4	<<locked>>	75%	30095	86%	**29	100%
Maxam CSB 5	<<locked>>	70%	30240	86%	**83	100%
Ramshot Silhouette	<<locked>>	68%	30574	87%	**53	100%
Ramshot True Blue 👍	<<locked>>	64%	31430	90%	**70	99%
ReloadSwiss RS 12	<<locked>>	71%	30501	87%	**78	100%
ReloadSwiss RS 14	<<locked>>	96%	11110	32%	**7	100%
ReloadSwiss RS 20	<<locked>>	85%	30995	89%	**57	100%
[ReloadSwiss RS 24]*	<<locked>>	86%	31386	90%	**29	88%
Rottweil P 801	<<locked>>	66%	30879	88%	**48	100%
Rottweil P 806 👍	<<locked>>	94%	31125	89%	**88	99%
SNPE Vectan A0	<<locked>>	84%	30400	87%	**04	100%
SNPE Vectan BA 9	<<locked>>	76%	30777	88%	**84	100%
SNPE Vectan BA10	<<locked>>	68%	31067	89%	**60	100%
SNPE Vectan BA7 1/2	<<locked>>	90%	30647	88%	**50	98%
SNPE Vectan BA9 1/2	<<locked>>	77%	30211	86%	**84	100%
SNPE Vectan SP 2	<<locked>>	79%	30501	87%	**42	96%
[Shooters World Major Pistol]*	<<locked>>	80%	31372	90%	**42	86%
Somchem MP200 👍	<<locked>>	76%	30980	89%	**43	100%
Somchem MS200	<<locked>>	79%	30298	87%	**17	100%
Somchem S221	<<locked>>	72%	31183	89%	**09	92%
Vihtavuori 3N37	<<locked>>	84%	31111	89%	**89	99%
[Vihtavuori 3N38]*	<<locked>>	96%	29573	85%	**93	88%
[Vihtavuori N105]*	<<locked>>	96%	22321	64%	**24	88%
Vihtavuori N320	<<locked>>	74%	30342	87%	**45	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	27340	78%	**43	100%
Vihtavuori N330	<<locked>>	78%	31096	89%	**11	100%
Vihtavuori N340	<<locked>>	81%	30966	89%	**30	100%
Vihtavuori N350	<<locked>>	88%	31241	89%	**86	99%
Winchester 231	<<locked>>	64%	30661	88%	**75	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	69%	13895	40%	**2	81%
ADI AP 70N	<<locked>>	61%	24816	71%	**22	100%
ADI APS 350	<<locked>>	60%	24004	69%	**5	100%
ADI APS 450	<<locked>>	61%	23148	66%	**5	100%
ADI AS 30	<<locked>>	62%	21727	62%	**8	100%
ADI AS 50N	<<locked>>	60%	21973	63%	**24	100%
Accurate No. 2	<<locked>>	61%	19595	56%	**33	98%
[Accurate No. 7]*	<<locked>>	73%	23757	68%	**11	80%
Accurate Solo 1000	<<locked>>	61%	21640	62%	**04	100%
Accurate Solo 1250	<<locked>>	60%	17056	49%	**4	100%
Alliant BULLSEYE	<<locked>>	61%	22611	65%	**19	100%
[Alliant POWER PISTOL]*	<<locked>>	61%	16157	46%	**27	83%
Alliant Sport Pistol	<<locked>>	61%	26179	75%	**81	100%
Alliant UNIQUE	<<locked>>	61%	17013	49%	**14	98%
Baschieri & Pellagri 100	<<locked>>	60%	19450	56%	**8	100%
Hodgdon Clays	<<locked>>	60%	24163	69%	**1	100%
Hodgdon HS-6	<<locked>>	61%	23917	68%	**61	95%
Hodgdon Longshot	<<locked>>	61%	26556	76%	**11	98%
Hodgdon Universal	<<locked>>	61%	20798	60%	**56	100%
Hodgdon CFE Pistol	<<locked>>	61%	19160	55%	**24	100%
Hodgdon TrailBoss	<<locked>>	67%	7020	20%	**9	100%
[Lovex D037.1]*	<<locked>>	73%	23757	68%	**11	80%
Lovex S011	<<locked>>	61%	26629	76%	**99	100%
Lovex S020	<<locked>>	61%	19972	57%	**56	100%
Maxam CSB 1	<<locked>>	61%	16302	47%	**5	100%
Maxam CSB 2	<<locked>>	61%	16781	48%	**8	100%
Maxam CSB 3	<<locked>>	61%	18942	54%	**8	100%
Maxam CSB 4	<<locked>>	60%	20233	58%	**4	100%
Maxam CSB 5	<<locked>>	61%	23482	67%	**7	100%
Ramshot Silhouette	<<locked>>	61%	24207	69%	**52	99%
Ramshot True Blue	<<locked>>	61%	28311	81%	**30	98%
ReloadSwiss RS 12	<<locked>>	62%	23250	67%	**83	100%
ReloadSwiss RS 14	<<locked>>	69%	6643	19%	**9	97%
ReloadSwiss RS 20	<<locked>>	62%	15577	45%	**01	99%
[ReloadSwiss RS 24]*	<<locked>>	73%	20450	58%	**32	81%
Rottweil P 801	<<locked>>	60%	26034	74%	**86	100%
[Rottweil P 806]*	<<locked>>	62%	9906	28%	**2	80%
SNPE Vectan A0	<<locked>>	61%	16534	47%	**5	98%
SNPE Vectan BA 9	<<locked>>	61%	20073	57%	**24	100%
SNPE Vectan BA10	<<locked>>	61%	25599	73%	**1	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	13445	38%	**5	87%
SNPE Vectan BA9 1/2	<<locked>>	61%	19290	55%	**17	100%
[SNPE Vectan SP 2]*	<<locked>>	61%	16665	48%	**73	86%
[Shooters World Major Pistol]*	<<locked>>	73%	23757	68%	**11	80%
Somchem MP200	<<locked>>	60%	19566	56%	**60	98%
Somchem MS200	<<locked>>	62%	18782	54%	**27	99%
[Somchem S221]*	<<locked>>	61%	21437	61%	**32	85%
Vihtavuori 3N37	<<locked>>	62%	15374	44%	**4	91%
[Vihtavuori 3N38]*	<<locked>>	81%	18898	54%	**96	80%
[Vihtavuori N105]*	<<locked>>	86%	16346	47%	**73	80%
Vihtavuori N320	<<locked>>	62%	21263	61%	**24	100%
Vihtavuori N32C Tin Star	<<locked>>	60%	11574	33%	**4	100%
Vihtavuori N330	<<locked>>	62%	19145	55%	**43	100%
Vihtavuori N340	<<locked>>	61%	17056	49%	**01	98%
Vihtavuori N350	<<locked>>	61%	13764	39%	**1	90%
Winchester 231	<<locked>>	61%	28137	81%	**45	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