.257 ROBERTS ACKLEY IMPROVED - Manufacturer Loading Data
| Bullet Type |
Primer |
|
Case | Trim Length |
C.O.L. | Grains | Vel. | Press. | Diam. | Source | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 75 gr | HP (Sierra) |
FED 210 | 2700 (Accurate) |
REM | 2.790" | Starting: | 50.4 gr | 3,435 | 0.257" | Accurate |
||||
| Max: | 53.0 gr | 3,654 | 59,100 | |||||||||||
| 75 gr | FNSP (Sierra) |
FED 210 | 4350 (Accurate) |
REM | 2.790" | Starting: | 49.5 gr | 3,213 | 0.257" | Accurate C |
||||
| Max: | 55.0 gr | 3,651 | 58,900 | |||||||||||
| 85 gr | X (Barnes) |
FED 210 | 2700 (Accurate) |
REM | 2.865" | Starting: | 48.5 gr | 3,230 | 0.257" | Accurate |
||||
| Max: | 51.0 gr | 3,436 | 60,500 | |||||||||||
| 85 gr | X (Barnes) |
FED 210 | 4350 (Accurate) |
REM | 2.865" | Starting: | 47.7 gr | 3,056 | 0.257" | Accurate C |
||||
| Max: | 53.0 gr | 3,473 | 61,700 | |||||||||||
| 90 gr | HPBT GK (Sierra) |
FED 210 | 2700 (Accurate) |
REM | 2.835" | Starting: | 46.6 gr | 3,100 | 0.257" | Accurate |
||||
| Max: | 49.0 gr | 3,298 | 57,400 | |||||||||||
| 90 gr | HPBT GK (Sierra) |
FED 210 | 4350 (Accurate) |
REM | 2.835" | Starting: | 47.7 gr | 3,021 | 0.257" | Accurate C |
||||
| Max: | 53.0 gr | 3,433 | 59,900 | |||||||||||
| 100 gr | TSX-BT (Barnes) |
FED 210 | 2700 (Accurate) |
REM | 2.885" | Starting: | 47.5 gr | 3,008 | 0.257" | Accurate |
||||
| Max: | 50.0 gr | 3,200 | 59,900 | |||||||||||
| 100 gr | B-TIP (NOS) |
FED 210 | 2700 (Accurate) |
REM | 2.945" | Starting: | 46.1 gr | 2,991 | 0.257" | Accurate |
||||
| Max: | 48.5 gr | 3,182 | 59,600 | |||||||||||
| 100 gr | TSX-BT (Barnes) |
FED 210 | 4350 (Accurate) |
REM | 2.885" | Starting: | 46.8 gr | 2,898 | 0.257" | Accurate C |
||||
| Max: | 52.0 gr | 3,293 | 61,100 | |||||||||||
| 100 gr | B-TIP (NOS) |
FED 210 | 4350 (Accurate) |
REM | 2.945" | Starting: | 46.4 gr | 2,886 | 0.257" | Accurate C |
||||
| Max: | 51.5 gr | 3,279 | 61,600 | |||||||||||
| 115 gr | PART (NOS) |
FED 210 | 2700 (Accurate) |
REM | 2.945" | Starting: | 44.7 gr | 2,831 | 0.257" | Accurate |
||||
| Max: | 47.0 gr | 3,012 | 61,400 | |||||||||||
| 115 gr | PART (NOS) |
FED 210 | 4350 (Accurate) |
REM | 2.945" | Starting: | 44.6 gr | 2,685 | 0.257" | Accurate C |
||||
| Max: | 49.5 gr | 3,051 | 60,200 | |||||||||||
| 120 gr | SBTSP (Speer) |
FED 210 | 2700 (Accurate) |
REM | 2.920" | Starting: | 44.7 gr | 2,790 | 0.257" | Accurate |
||||
| Max: | 47.0 gr | 2,968 | 63,500 | |||||||||||
| 120 gr | SBTSP (Speer) |
FED 210 | 4350 (Accurate) |
REM | 2.920" | Starting: | 44.6 gr | 2,660 | 0.257" | Accurate C |
||||
| Max: | 49.5 gr | 3,023 | 61,700 |