6,5 x 55mm Swedish Mauser

Technical Specifications

 

Country of Origin Sweden
Diameter – Bore .256” (6,50mm)
Diameter – Groove .266”€ (6,71mm)
Introduced 1894
Pressure – Max Average 47,800 psi (329 MPa)
Regulators CIP & SAAMI
Groove Details 4 x .098” (2,50mm)
Shellholder – RCBS 2
Twist – Proof Barrel 1:8”€ – SAAMI (220mm – CIP)
Cartridge Essentials

 

Action Size Recommended Intermediate length & standard bolt face
Barrel Life 4,000 – 4,500 rounds
Case – Body Taper 1.65°
Case – Neck Length .3098”€ (7,870mm) = 117,3%
Case – Trim Length 2.157”€ (54,8mm)
Parent Case Original
Relative Capacity 54.7 gr of water (3,552 cc)
Shoulder Angle 25°17’31”€
ypical Factory Load Guidelines for Africa
Brand Name Bullet Weight Bullet Description Velocity Fps Energy Ft/Lb Trauma Potential 100% Expansion
Norma 156-gr Norma Alaska 2,559 fps 2,269 ft/lb 34.5
Norma 156-gr Norma Oryx 2,559 fps 2,269 ft/lb 34.5
Lapua 155-gr Lapua Mega 2,559 fps 2,254 ft/lb 33.6
Federal 140-gr Federal Hi-Shok 2,600 fps 2,102 ft/lb 31.3
Hornady 140-gr Hornady Interlock 2,525 fps 1,982 ft/lb 29.6
140-gr Remington Core-Lokt 2,550 fps 2,022 ft/lb 30.2
PMC 130-gr PMC Soft Point 2,550 fps 1,877 ft/lb 28
Sellier & Bellot 130-gr S&B PSP 2,550 fps 1,877 ft/lb 28
Norma 120-gr Nosler BST 2,822 fps 2,123 ft/lb 31.7
Optimum Game Bullet Optimum Bands (140-gr averaged)
Band Velocity Parameters Start End
Red-Band ( > 2,600 fps) 0 yds ± 0 yds
Green-Band ( ≤ 2,600 fps – ≥ 2,200 fps) ± 0 yds ± 230 yds
Amber-Band ( ≤ 2,200 fps – ≥ 2,000 fps ) ± 230 yds ± 355 yds
Bullet Recommendations for Africa
Plains Game Any premium fourth generation plus to seventh generation bullets
African Game Weight Recommendation
≤ 350 lb (≤ 160 kg)
Most Suitable African Species (assuming legality)
Plains Game : Addax, antbear, Arabian oryx, black wildebeest, blesbok, bontebok, bushbuck, , hartebeest, cheetah, impala, lechwe, nyala, puku, reedbuck, sitatunga, spotted hyena, tsessebe and warthog
* Read all about these animals in the book Game Animals of the World by Chris & Tilde Stuart
Optics Guidelines
Eye Relief Non critical
Exit Pupil ≤ 3mm
Magnification: Red-Band ≥ 2x
Magnification: Green-Band ≥ 7x – ≤ 8x
Magnification: Amber-Band ≥ 12x – ≤ 14x
Objective Lens ≥ 40mm – ≤ 56 mm
Parallax Adjustability Yes
Duplex
Handloading Guidelines
Load Development 0.5 grain increments
Primer Standard Large Rifle
Propellant Range Faster end of Ultra-slow-burning rifle propellants: ≥ Hodgdon H-4831 – ≤ Hodgdon H-1000
Tips Accurize handloads