Load data for 7 mm Penna + .277 | 110gr | Sierra SPT Pro-Hunter

Recommended Powder(s): Alliant UNIQUE, Hodgdon Longshot, Ramshot True Blue, SNPE Vectan A0

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.277 \| 110gr \| Sierra SPT Pro-Hunter
Manufacturer SKU:	1810
Bullet Weight:	110gr \| 7.1g
Bullet Diameter:	0.277" \| 7.04mm
Bullet Length:	0.800" \| 20.3mm
Caliber:	7 mm Penna load data
Case Length (l3):	0.984" \| 25.0mm
Cartridge Length (C.O.L.):	1.338" \| 34.0mm
Seated Depth:	0.446" \| 11.3mm
Shank Seated Depth:	0.446" \| 11.3mm
Case Capacity:	11.5 Grains of Water \| 0.75 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	36260 psi \| 2500 bar
LID:	LID_B5822_C1045
Last updated:	2025-01-01

Load data for 108 loads in caliber 7 mm Penna with .277 | 110gr | Sierra SPT Pro-Hunter bullet and 54 powders such as Alliant UNIQUE, Hodgdon Longshot, Ramshot True Blue, SNPE Vectan A0. 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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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>>	93%	24685	68%	**9	91%
ADI AP 70N	<<locked>>	70%	31415	87%	**2	100%
ADI APS 350	<<locked>>	74%	32256	89%	**4	100%
ADI APS 450	<<locked>>	75%	31299	86%	**7	100%
ADI AS 30	<<locked>>	76%	30226	83%	**7	100%
ADI AS 50N	<<locked>>	73%	30226	83%	**3	100%
Accurate No. 2	<<locked>>	75%	29095	80%	**3	100%
Accurate No. 5	<<locked>>	65%	32387	89%	**1	97%
[Accurate No. 7]*	<<locked>>	82%	30168	83%	**7	84%
Accurate Solo 1000	<<locked>>	77%	31082	86%	**7	100%
Accurate Solo 1250	<<locked>>	83%	30327	84%	**9	100%
Alliant BULLSEYE	<<locked>>	75%	32242	89%	**5	100%
Alliant POWER PISTOL	<<locked>>	85%	30951	85%	**01	94%
Alliant UNIQUE 👍	<<locked>>	83%	29791	82%	**8	100%
Baschieri & Pellagri 100	<<locked>>	77%	29907	82%	**3	100%
Hodgdon Clays	<<locked>>	67%	27891	77%	**5	100%
Hodgdon HS-6	<<locked>>	68%	29428	81%	**2	97%
Hodgdon Longshot 👍	<<locked>>	67%	31691	87%	**1	99%
Hodgdon Universal	<<locked>>	77%	31415	87%	**2	100%
Lovex D036	<<locked>>	65%	32329	89%	**1	97%
[Lovex D037.1]*	<<locked>>	82%	30168	83%	**7	84%
Lovex S011	<<locked>>	68%	31575	87%	**3	100%
Lovex S020	<<locked>>	77%	31299	86%	**9	100%
Maxam CSB 1	<<locked>>	84%	28761	79%	**3	100%
Maxam CSB 2	<<locked>>	82%	29414	81%	**6	100%
Maxam CSB 3	<<locked>>	80%	30211	83%	**6	100%
Maxam CSB 4	<<locked>>	75%	29385	81%	**3	100%
Maxam CSB 5	<<locked>>	72%	30458	84%	**7	100%
Ramshot Silhouette	<<locked>>	69%	30530	84%	**5	100%
Ramshot True Blue 👍	<<locked>>	66%	32039	88%	**1	99%
ReloadSwiss RS 12	<<locked>>	74%	32503	90%	**2	100%
ReloadSwiss RS 20	<<locked>>	85%	28819	79%	**8	100%
[ReloadSwiss RS 24]*	<<locked>>	87%	29356	81%	**4	87%
Rottweil P 801	<<locked>>	66%	30313	84%	**3	100%
Rottweil P 806	<<locked>>	96%	29399	81%	**40	98%
SNPE Vectan A0 👍	<<locked>>	89%	32227	89%	**5	100%
SNPE Vectan BA 9	<<locked>>	77%	29936	83%	**3	100%
SNPE Vectan BA10	<<locked>>	70%	31299	86%	**7	100%
SNPE Vectan BA7 1/2	<<locked>>	92%	30458	84%	**5	98%
SNPE Vectan BA9 1/2	<<locked>>	77%	29269	81%	**6	100%
Shooters World Auto Pistol	<<locked>>	65%	32329	89%	**1	97%
[Shooters World Major Pistol]*	<<locked>>	82%	30168	83%	**7	84%
Somchem MP200	<<locked>>	77%	30792	85%	**8	100%
Somchem MS200	<<locked>>	82%	30734	85%	**9	100%
Somchem S221	<<locked>>	75%	32024	88%	**8	91%
Vihtavuori 3N37	<<locked>>	87%	31705	87%	**1	99%
[Vihtavuori 3N38]*	<<locked>>	96%	26687	74%	**8	86%
[Vihtavuori N105]*	<<locked>>	95%	20392	56%	**9	85%
Vihtavuori N320	<<locked>>	73%	28340	78%	**0	100%
Vihtavuori N32C Tin Star	<<locked>>	93%	25599	71%	**5	100%
Vihtavuori N330	<<locked>>	76%	28224	78%	**3	100%
Vihtavuori N340	<<locked>>	80%	29051	80%	**9	100%
Vihtavuori N350	<<locked>>	88%	29254	81%	**2	99%
Winchester 231	<<locked>>	66%	30763	85%	**6	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	67%	13518	37%	**6	80%
ADI AP 70N	<<locked>>	60%	24192	67%	**3	100%
[ADI APS 350]²	<<locked>>	59%	23061	64%	**9	100%
ADI APS 450	<<locked>>	61%	22756	63%	**2	100%
ADI AS 30	<<locked>>	62%	21988	61%	**2	100%
ADI AS 50N	<<locked>>	61%	22466	62%	**8	100%
[Accurate No. 2]²	<<locked>>	59%	18188	50%	**1	97%
Accurate No. 5	<<locked>>	62%	28819	79%	**2	95%
[Accurate No. 7]*	<<locked>>	76%	24395	67%	**2	80%
Accurate Solo 1000	<<locked>>	64%	22843	63%	**5	100%
[Accurate Solo 1250]²	<<locked>>	59%	16491	45%	**2	100%
[Alliant BULLSEYE]²	<<locked>>	59%	20769	57%	**7	100%
[Alliant POWER PISTOL]*	<<locked>>	63%	16752	46%	**4	84%
Alliant UNIQUE	<<locked>>	61%	17361	48%	**5	98%
[Baschieri & Pellagri 100]²	<<locked>>	59%	18956	52%	**5	100%
[Hodgdon Clays]²	<<locked>>	59%	23293	64%	**9	100%
Hodgdon HS-6	<<locked>>	61%	23366	64%	**3	95%
Hodgdon Longshot	<<locked>>	60%	24903	69%	**3	97%
Hodgdon Universal	<<locked>>	61%	21132	58%	**1	100%
Lovex D036	<<locked>>	62%	28761	79%	**2	95%
[Lovex D037.1]*	<<locked>>	76%	24395	67%	**2	80%
Lovex S011	<<locked>>	63%	27050	75%	**3	100%
Lovex S020	<<locked>>	61%	19986	55%	**4	100%
Maxam CSB 1	<<locked>>	60%	16114	44%	**9	100%
[Maxam CSB 2]²	<<locked>>	58%	16244	45%	**9	100%
Maxam CSB 3	<<locked>>	62%	19464	54%	**5	100%
Maxam CSB 4	<<locked>>	63%	21480	59%	**1	100%
[Maxam CSB 5]²	<<locked>>	59%	21770	60%	**9	100%
Ramshot Silhouette	<<locked>>	61%	23975	66%	**6	99%
[Ramshot True Blue]²	<<locked>>	59%	25324	70%	**3	97%
[ReloadSwiss RS 12]²	<<locked>>	58%	21045	58%	**4	100%
ReloadSwiss RS 20	<<locked>>	64%	16708	46%	**1	99%
[ReloadSwiss RS 24]*	<<locked>>	75%	21393	59%	**3	81%
Rottweil P 801	<<locked>>	61%	26527	73%	**7	100%
[Rottweil P 806]*	<<locked>>	60%	10588	29%	**9	82%
SNPE Vectan A0	<<locked>>	61%	16592	46%	**2	98%
SNPE Vectan BA 9	<<locked>>	61%	19957	55%	**8	100%
SNPE Vectan BA10	<<locked>>	63%	26672	74%	**5	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	63%	14910	41%	**2	89%
SNPE Vectan BA9 1/2	<<locked>>	60%	19232	53%	**5	100%
Shooters World Auto Pistol	<<locked>>	62%	28761	79%	**2	95%
[Shooters World Major Pistol]*	<<locked>>	76%	24395	67%	**2	80%
Somchem MP200	<<locked>>	63%	20871	58%	**7	99%
Somchem MS200	<<locked>>	60%	17767	49%	**5	99%
[Somchem S221]*	<<locked>>	61%	21176	58%	**0	85%
Vihtavuori 3N37	<<locked>>	60%	14852	41%	**8	91%
[Vihtavuori 3N38]*	<<locked>>	83%	19348	53%	**7	80%
[Vihtavuori N105]*	<<locked>>	91%	18289	50%	**3	83%
Vihtavuori N320	<<locked>>	61%	20436	56%	**8	100%
Vihtavuori N32C Tin Star	<<locked>>	78%	19116	53%	**6	100%
Vihtavuori N330	<<locked>>	60%	17941	49%	**8	100%
[Vihtavuori N340]²	<<locked>>	59%	16404	45%	**5	98%
Vihtavuori N350	<<locked>>	63%	14997	41%	**2	91%
Winchester 231	<<locked>>	61%	26847	74%	**7	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