10mm Rainer Bullets and Longshot load data

[TXCOONDOG]

RIA, M1911 A2, Pro Match Tac Ultra 6", Model: 52,000

Length .616"
Diameter .400"
Max Velocities 1,500 FPS
Midway Product # 4632240

7-17-16,  8:25 am @ 83 degrees

No signs of pressure. 


Bullet: Rainer 180 gr HP
Case: Remmington .985"
Primer: WLP
Powder: Longshot 7.5 gr
O.A.L: 1.260"
Velocities: Average 1173fps

[TXCOONDOG]

I had something come up so I wasn't able to finish posting the data.

No signs of pressure

Bullet: Rainer 180 gr HP
Case: Remmington .985"
Primer: WLP
Powder: Longshot 8.5 gr
O.A.L: 1.260"
Velocities: Average 1309 fps

.........................................................................

Started seeing light swipes and minor flatting of the primers

Bullet: Rainer 180 gr HP
Case: Remmington .985"
Primer: WLP
Powder: Longshot 9.0 gr
O.A.L: 1.260"
Velocities: Average 1344 fps

[The_Shadow]

TXCOONDOG, Thanks for your range report.  The 6" barrel does bring out some extra velocity with those given listings.