Load data for .327 Federal Magnum + .313 | 75gr | Rim Rock FP Top Shelf

Recommended Powder(s): Alliant UNIQUE, Ramshot True Blue, ReloadSwiss RS 20, Somchem MS200, Vihtavuori N340

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.313 \| 75gr \| Rim Rock FP Top Shelf
Manufacturer SKU:	#303
Bullet Weight:	75gr \| 4.9g
Bullet Diameter:	0.313" \| 7.95mm
Bullet Length:	0.434" \| 11.0mm
Caliber:	.327 Federal Magnum load data
Case Length (l3):	1.180" \| 30.0mm
Cartridge Length (C.O.L.):	1.280" \| 32.5mm
Seated Depth:	0.334" \| 8.5mm
Shank Seated Depth:	0.334" \| 8.5mm
Case Capacity:	19.0 Grains of Water \| 1.23 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	44962 psi \| 3100 bar
LID:	LID_B10507_C435
Last updated:	2025-01-01

Load data for 116 loads in caliber .327 Federal Magnum with .313 | 75gr | Rim Rock FP Top Shelf bullet and 58 powders such as Alliant UNIQUE, Ramshot True Blue, ReloadSwiss RS 20, Somchem MS200, Vihtavuori N340. 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.

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>>	97%	27847	62%	**26	90%
ADI AP 70N	<<locked>>	79%	40074	89%	**47	100%
ADI APS 350	<<locked>>	84%	39566	88%	**17	100%
ADI APS 450	<<locked>>	85%	38653	86%	**50	100%
ADI AS 30	<<locked>>	88%	38885	86%	**06	100%
ADI AS 50N	<<locked>>	85%	39349	88%	**75	100%
Accurate No. 2	<<locked>>	85%	39842	89%	**54	100%
Accurate No. 5	<<locked>>	70%	39204	87%	**39	97%
[Accurate No. 7]*	<<locked>>	88%	39363	88%	**78	85%
Accurate Solo 1000	<<locked>>	87%	39349	88%	**49	100%
Accurate Solo 1250	<<locked>>	94%	40263	90%	**27	100%
Alliant BULLSEYE	<<locked>>	83%	39900	89%	**09	100%
Alliant POWER PISTOL	<<locked>>	93%	39175	87%	**91	94%
Alliant UNIQUE 👍	<<locked>>	93%	38537	86%	**96	100%
Baschieri & Pellagri 100	<<locked>>	87%	38711	86%	**42	100%
Hodgdon Clays	<<locked>>	84%	40219	89%	**40	100%
Hodgdon HP38	<<locked>>	65%	39262	87%	**98	100%
Hodgdon HS-6	<<locked>>	76%	38885	86%	**06	98%
Hodgdon Longshot	<<locked>>	73%	39755	88%	**19	99%
Hodgdon Universal	<<locked>>	87%	40074	89%	**47	100%
Hodgdon TrailBoss	<<locked>>	95%	11661	26%	**14	100%
Lovex D036	<<locked>>	70%	39146	87%	**39	97%
[Lovex D037.1]*	<<locked>>	88%	39363	88%	**78	85%
Lovex S011	<<locked>>	75%	38885	86%	**68	100%
Lovex S020	<<locked>>	85%	39508	88%	**57	100%
Maxam CSB 1	<<locked>>	95%	37275	83%	**81	100%
Maxam CSB 2	<<locked>>	94%	39784	88%	**37	100%
Maxam CSB 3	<<locked>>	91%	38609	86%	**75	100%
Maxam CSB 4	<<locked>>	88%	38972	87%	**62	100%
Maxam CSB 5	<<locked>>	84%	40234	89%	**12	100%
Ramshot Silhouette	<<locked>>	77%	39291	87%	**96	100%
Ramshot True Blue 👍	<<locked>>	72%	40437	90%	**22	99%
Ramshot Zip	<<locked>>	67%	39827	89%	**08	100%
ReloadSwiss RS 12	<<locked>>	82%	39537	88%	**17	100%
ReloadSwiss RS 14	<<locked>>	93%	10109	22%	**4	99%
ReloadSwiss RS 20 👍	<<locked>>	96%	39653	88%	**03	100%
[ReloadSwiss RS 24]*	<<locked>>	95%	39653	88%	**72	88%
Rottweil P 801	<<locked>>	76%	39639	88%	**72	100%
Rottweil P 806	<<locked>>	96%	32082	71%	**16	97%
SNPE Vectan A0	<<locked>>	96%	38856	86%	**40	100%
SNPE Vectan BA 9	<<locked>>	87%	39175	87%	**17	100%
SNPE Vectan BA10	<<locked>>	79%	38624	86%	**50	100%
SNPE Vectan BA7 1/2	<<locked>>	97%	34751	77%	**34	98%
SNPE Vectan BA9 1/2	<<locked>>	89%	39465	88%	**31	100%
Shooters World Auto Pistol	<<locked>>	70%	39146	87%	**39	97%
[Shooters World Major Pistol]*	<<locked>>	88%	39363	88%	**78	85%
Somchem MP200	<<locked>>	87%	40393	90%	**13	100%
Somchem MS200 👍	<<locked>>	92%	40074	89%	**77	100%
Somchem S221	<<locked>>	81%	39842	89%	**65	92%
Vihtavuori 3N37	<<locked>>	94%	38653	86%	**16	99%
[Vihtavuori 3N38]*	<<locked>>	97%	28587	64%	**75	84%
Vihtavuori N310	<<locked>>	71%	39682	88%	**70	100%
Vihtavuori N320	<<locked>>	84%	38450	86%	**62	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	27079	60%	**22	100%
Vihtavuori N330	<<locked>>	88%	39943	89%	**44	100%
Vihtavuori N340 👍	<<locked>>	91%	38609	86%	**57	100%
Vihtavuori N350	<<locked>>	95%	36941	82%	**90	99%
Winchester 231	<<locked>>	74%	39827	89%	**08	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	77%	16839	37%	**60	80%
ADI AP 70N	<<locked>>	60%	23337	52%	**81	100%
ADI APS 350	<<locked>>	62%	23902	53%	**94	100%
ADI APS 450	<<locked>>	62%	22553	50%	**07	100%
ADI AS 30	<<locked>>	62%	21089	47%	**37	100%
ADI AS 50N	<<locked>>	62%	22075	49%	**96	100%
Accurate No. 2	<<locked>>	60%	18579	41%	**66	94%
Accurate No. 5	<<locked>>	61%	28152	63%	**39	92%
[Accurate No. 7]*	<<locked>>	81%	30008	67%	**24	81%
Accurate Solo 1000	<<locked>>	60%	20204	45%	**43	100%
Accurate Solo 1250	<<locked>>	60%	16244	36%	**98	99%
Alliant BULLSEYE	<<locked>>	60%	21509	48%	**78	99%
[Alliant POWER PISTOL]*	<<locked>>	67%	18869	42%	**52	81%
Alliant UNIQUE	<<locked>>	60%	15998	36%	**37	95%
Baschieri & Pellagri 100	<<locked>>	60%	18594	41%	**20	100%
Hodgdon Clays	<<locked>>	62%	24207	54%	**14	100%
Hodgdon HP38	<<locked>>	61%	33678	75%	**26	100%
Hodgdon HS-6	<<locked>>	61%	23235	52%	**27	91%
Hodgdon Longshot	<<locked>>	61%	26179	58%	**90	95%
Hodgdon Universal	<<locked>>	60%	19348	43%	**93	100%
Hodgdon TrailBoss	<<locked>>	60%	5540	12%	**8	95%
Lovex D036	<<locked>>	61%	28108	63%	**39	92%
[Lovex D037.1]*	<<locked>>	81%	30008	67%	**24	81%
Lovex S011	<<locked>>	61%	25860	58%	**81	100%
Lovex S020	<<locked>>	62%	19392	43%	**06	99%
Maxam CSB 1	<<locked>>	61%	15534	35%	**75	99%
Maxam CSB 2	<<locked>>	62%	16128	36%	**30	100%
Maxam CSB 3	<<locked>>	60%	17927	40%	**27	100%
Maxam CSB 4	<<locked>>	62%	20262	45%	**57	100%
Maxam CSB 5	<<locked>>	62%	23061	51%	**66	100%
Ramshot Silhouette	<<locked>>	62%	24105	54%	**40	98%
Ramshot True Blue	<<locked>>	61%	26643	59%	**96	95%
Ramshot Zip	<<locked>>	60%	32445	72%	**12	100%
ReloadSwiss RS 12	<<locked>>	62%	22205	49%	**52	100%
ReloadSwiss RS 14	<<locked>>	62%	5482	12%	**1	90%
ReloadSwiss RS 20	<<locked>>	62%	14968	33%	**27	96%
[ReloadSwiss RS 24]*	<<locked>>	81%	25179	56%	**09	80%
Rottweil P 801	<<locked>>	61%	25396	56%	**65	100%
[Rottweil P 806]*	<<locked>>	71%	13053	29%	**34	80%
SNPE Vectan A0	<<locked>>	60%	15563	35%	**78	94%
SNPE Vectan BA 9	<<locked>>	62%	19711	44%	**80	99%
SNPE Vectan BA10	<<locked>>	62%	25744	57%	**63	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	60%	12633	28%	**96	81%
SNPE Vectan BA9 1/2	<<locked>>	62%	19232	43%	**83	100%
Shooters World Auto Pistol	<<locked>>	61%	28108	63%	**39	92%
[Shooters World Major Pistol]*	<<locked>>	81%	30008	67%	**24	81%
Somchem MP200	<<locked>>	62%	19624	44%	**22	96%
Somchem MS200	<<locked>>	61%	17811	40%	**63	97%
[Somchem S221]*	<<locked>>	62%	20726	46%	**78	80%
[Vihtavuori 3N37]*	<<locked>>	61%	14257	32%	**91	85%
[Vihtavuori 3N38]*	<<locked>>	92%	24889	55%	**93	81%
Vihtavuori N310	<<locked>>	62%	30850	69%	**52	100%
Vihtavuori N320	<<locked>>	62%	20233	45%	**76	100%
Vihtavuori N32C Tin Star	<<locked>>	62%	11545	26%	**04	100%
Vihtavuori N330	<<locked>>	62%	18072	40%	**86	100%
Vihtavuori N340	<<locked>>	60%	16201	36%	**20	95%
[Vihtavuori N350]*	<<locked>>	61%	12923	29%	**42	83%
Winchester 231	<<locked>>	62%	27572	61%	**40	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.