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 Africa – Solids
Brand Name 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 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, kudu, lion, okapi, roan, sable, waterbuck and zebra Dangerous , leopard, lion and hippo. Can be used on elephant and rhino 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