I load and shoot the 375 2 1/2 inch flanged NE.

I haven't done a lot of work with the cartridge. Here are the loads I tested.

Cartridge: .375 2 1/2 Flanged NE
Case: Kynoch
Bullet: 270 grs. sp
Maker: Hornady
Primer: Winchester LR
Powder: RL-15
Weight: 45 grs.
Gun: Martini MK IV Shilen 28 inch BBL
Group: 1 1/8 @ 50yds
Date: 3/3/2004
Notes: Test loads

Cartridge: .375 2 1/2 Flanged NE
Case: Kynoch
Bullet: 270 grs. RN
Maker: Hornady
Primer: Winchester LR
Powder: IMR 3031
Weight: 42 grs.
Gun: Martini MK IV Shilen 28 inch BBL
Group: 1 3/4 @ 50yds
Date: 3/3/2004
Notes: Test loads

Cartridge: .375 2 1/2 Flanged NE
Case: Kynoch
Bullet: 270 grs. RN
Maker: Hornady
Primer: Winchester LR
Powder: RL-15
Weight: 45 grs.
Gun: Martini MK IV Shilen 28 inch BBL
Group: 2 1/4 @ 50yds
Date: 3/3/2004
Notes: Test loads

Cartridge: .375 2 1/2 Flanged NE
Case: Kynoch
Bullet: 270 grs. SP
Maker: Hornady
Primer: Winchester LR
Powder: IMR 3031
Weight: 42 grs.
Gun: Martini MK IV, Shilen 28 inch BBL
Group: 1 3/8 @ 50yds
Date: 3/3/2004
Notes: Test loads