9,3 x 62mm Mauser

Technical Specifications

 

Country of Origin United States
Diameter – Bore .354” (9,00mm)
Diameter – Groove .365” (9,28mm)
Introduced 1905
Pressure – Max Average 56,565 psi (390 MPa)
Regulators CIP
Groove Details 4 x .181
Shellholder – RCBS 3
Twist – Proof Barrel 1:14.17”
* Read all about this cartridge in the book African Dangerous Game Cartridges by Pierre van der Walt
Cartridge Essentials

 

Action Size Recommended Miniature length & .223 bolt face
Barrel Life 5,500 – 6,750 rounds
Case – Body Taper .77°
Case – Neck Length .3063” (7,78mm)
Case – Trim Length 2.433” (61,80mm)
Parent Case Original
Relative Capacity 78.0 gr water (5,064 cc)
Shoulder Angle 17°30’
Typical Factory Load Guidelines for – Solids
Brand Name Bullet Weight Bullet Description Velocity Fps Energy Ft/Lb Trauma Potential 0% Expansion
Federal 286-gr Cape Shok Hydro Solid 2,360 fps 3,538 ft/lb 76.1
Nosler 286-gr Safari Mono Solid 2,400 fps 3,659 ft/lb 78.7
Sako 286-gr RamHead Barnes Solid 2,297 fps 3,352 ft/lb 72.1
Norma 275-gr Monometal FN Solid 2,450 fps 3,666 ft/lb 78.9
Typical Factory Load Guidelines for Africa – Expanders
Brand Name Bullet Weight Bullet Description Velocity Fps Energy Ft/Lb Trauma Potential 100% Expansion
Norma 325-gr Oryx Bonded SP 2,198 fps 3,487 ft/lb 37.5
RWS 290-gr Evo Bonded 2,395 fps 3,695 ft/lb 39.7
Barnes 286-gr Vor-tx TSX 2,355 fps 3,523 ft/lb 37.9
Federal 286-gr Cape Shok Barnes TSX 2,360 fps 3,538 ft/lb 38.1
Federal 286-gr Cape Show A-Frame 2,360 fps 3,538 ft/lb 38.1
Norma 286-gr Norma A-Frame 2,362 fps 3,544 ft/lb 38.1
Nosler 286-gr Safari Partition 2,350 fps 3,508 ft/lb 37.7
Hornady 286-gr Interlock SP-RP 2,360 fps 3,538 ft/lb 38.1
PMP 286-gr ProAm 2,264 fps 3,256 ft/lb 35.0
Sako 286-gr HammerHead SP 2,330 fps 3,449 ft/lb 37.1
Lapua 285-gr Mega 2,265 fps 3,247 ft/lb 34.9
Norma 285-gr Oryx Bonded 2,362 fps 3,532 ft/lb 38.0
Sako 250-gr PowerHead Barnes TSX 2,395 fps 3,185 ft/lb 34.3
Sako 250-gr ArrowHead Nos BalTip 2,410 fps 3,225 ft/lb 34.7
Optimum Game Bullet Optimum Application Bands (averaged)
Band Velocity Parameters Start End
Green-Band ( ≤ 2,600 fps – ≥ 2,200 fps) ± 0 yds ± 100 yds
Amber-Band ( ≤ 2,200 fps – ≥ 2,000 fps) ± 100 yds ± 220 yds
Bullet Recommendations for Africa
All species Fifth generation to seventh generation bullets, provided they expand at 9,3x62mm velocities.Pachyderms Flat nosed monometal solids
* Read all about this cartridge in the book African Dangerous Game Cartridges by Pierre van der Walt
African Game Weight Recommendation
≤ 3,000 lb ( ≤ 1350 kg)
Most Suitable African Species (assuming legality)
Game Blue wildebeest, eland, gemsbok, giraffe, , lion, okapi, roan, sable, waterbuck and zebra Dangerous Buffalo, leopard, lion and hippo. Can be used on elephant and but there are better suited larger bores. Use lighter and faster bonded core bullets on cats.
* Read all about these animals in the book Game Animals of the World by Chris & Tilde Stuart
Optics Guidelines
Eye Relief Semi critical ≥ 3.5” (90mm)
Exit Pupil ≥ 3.5mm
Magnification: Green-Band ≥ 1x – ≤ 2x
Magnification: Amber-Band ≤ 7x
Objective Lens ≥ 20mm – ≤ 33mm
Parallax Adjustability No
Reticules Bold posts. German #1, #2, #4, #9, #56
Consider illuminated dots
Handloading Guidelines
Load Development 1.0 grain increments
Primer Standard Large Rifle
Propellant Range Slow-burning rifle: ≤ Hodgdon H-100V
Medium-burning: ≥ Hodgdon Varget
Tips Hodgdon H-380 often delivers to velocities.
Handloads do better than factory loads
Avoid non-bonded German bullets on African game
* Read all about this cartridge in the book African Dangerous Game Cartridges by Pierre van der Walt