Our inventory of NOV (Shaffer) Straight Bore Rams ranges from 7-1/16 inches to 21-1/4 inches, with working pressures of 2M, 5M, 10M and 15M.
Click here to download our straight bore ram specification chart.
Please refer to the graphs below for straight bore ram specifications:
| Bore Size | 7-1/16" | 7-1/16" | 7-1/16" | 11" | 11" | 11" | 13-5/8" | 13-5/8" | 13-5/8" | 18-3/4" | 18-3/4" | 18-3/4" | 21-1/4" |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Working Pressure (psi) | 5M | 10M | 15M | 5M | 10M | 15M | 5M | 10M | 15M | 5M | 10M | 15M | 2M |
| Type | "LWS" | "LWS" | "LWS" | "LWS" | "LWS" | "LWS" | "LWS" | "LWS" | "LWS" | "LWS" | "LWS" | "LWS" | "LWS" |
| Straight Range | * | * | * | 2-7/8" | 3-1/2" | * | 5" | 2-7/8" | * | * | * | * | 6-5/8" |
| Straight Range | * | * | * | 7" | * | * | 7" | 3-1/2" | * | * | * | * | 13-3/8" |
| Straight Range | * | * | * | 7-5/8" | * | * | 7-5/8" | 4" | * | * | * | * | * |
| Straight Range | * | * | * | 8-5/8" | * | * | 10-3/4" | 4-1/2" | * | * | * | * | * |
| Straight Range | * | * | * | * | * | * | * | 5-1/2" | * | * | * | * | * |
| Straight Range | * | * | * | * | * | * | * | 7" | * | * | * | * | * |
| Straight Range | * | * | * | * | * | * | * | 7-5/8" | * | * | * | * | * |
| Straight Range | * | * | * | * | * | * | * | 7-3/4" | * | * | * | * | * |
| Straight Range | * | * | * | * | * | * | * | 9-5/8" | * | * | * | * | * |
| Straight Range | * | * | * | * | * | * | * | 10-3/4" | * | * | * | * | * |
| Bore Size | 7-1/16" | 7-1/16" | 7-1/16" | 11" | 11" | 11" | 13-5/8" | 13-5/8" | 13-5/8" | 18-3/4" | 18-3/4" | 18-3/4" | 21-1/4" |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Working Pressure (psi) | 5M | 10M | 15M | 5M | 10M | 15M | 5M | 10M | 15M | 5M | 10M | 15M | 2M |
| Type | "LXT" | "LXT" | "LXT" | "LXT" | "LXT" | "LXT" | "LXT" | "LXT" | "LXT" | "LXT" | "LXT" | "LXT" | "LXT" |
| Straight Range | * | * | * | 7-5/8" | * | * | * | 3-1/2" | * | * | * | * | * |
| Straight Range | * | * | * | * | * | * | * | 4" | * | * | * | * | * |
| Straight Range | * | * | * | * | * | * | * | 5-1/2" | * | * | * | * | * |
| Straight Range | * | * | * | * | * | * | * | 7-5/8" | * | * | * | * | * |
| Bore Size | 7-1/16" | 7-1/16" | 7-1/16" | 11" | 11" | 11" | 13-5/8" | 13-5/8" | 13-5/8" | 18-3/4" | 18-3/4" | 18-3/4" | 21-1/4" |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Working Pressure (psi) | 5M | 10M | 15M | 5M | 10M | 15M | 5M | 10M | 15M | 5M | 10M | 15M | 2M |
| Type | "NXT" | "NXT" | "NXT" | "NXT" | "NXT" | "NXT" | "NXT" | "NXT" | "NXT" | "NXT" | "NXT" | "NXT" | "NXT" |
| Straight Range | * | * | * | * | * | * | * | 3-1/2" | * | * | * | 5" | * |
| Straight Range | * | * | * | * | * | * | * | * | * | * | * | 7-5/8" | * |
| Straight Range | * | * | * | * | * | * | * | * | * | * | * | 9-5/8" | * |
| Bore Size | 7-1/16" | 7-1/16" | 7-1/16" | 11" | 11" | 11" | 13-5/8" | 13-5/8" | 13-5/8" | 18-3/4" | 18-3/4" | 18-3/4" | 21-1/4" |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Working Pressure (psi) | 5M | 10M | 15M | 5M | 10M | 15M | 5M | 10M | 15M | 5M | 10M | 15M | 2M |
| Type | "SL" | "SL" | "SL" | "SL" | "SL" | "SL" | "SL" | "SL" | "SL" | "SL" | "SL" | "SL" | "SL" |
| Straight Range | * | * | * | * | 3-1/2" | * | 5" | 2-7/8" | 7-5/8" | * | 3-1/2" | 2-7/8" | * |
| Straight Range | * | * | * | * | * | * | 7" | 3-1/2" | 10-3/4" | * | 5" | 7" | * |
| Straight Range | * | * | * | * | * | * | 7-5/8" | 4" | * | * | 5-1/2" | 7-5/8" | * |
| Straight Range | * | * | * | * | * | * | 10-3/4" | 4-1/2" | * | * | 9-5/8" | 9-5/8" | * |
| Straight Range | * | * | * | * | * | * | * | 5-1/2" | * | * | 10-3/4" | * | * |
| Straight Range | * | * | * | * | * | * | * | 7" | * | * | * | * | * |
| Straight Range | * | * | * | * | * | * | * | 7-5/8" | * | * | * | * | * |
| Straight Range | * | * | * | * | * | * | * | 7-3/4" | * | * | * | * | * |
| Straight Range | * | * | * | * | * | * | * | 9-5/8" | * | * | * | * | * |
| Straight Range | * | * | * | * | * | * | * | 10-3/4" | * | * | * | * | * |
| Bore Size | 7-1/16" | 7-1/16" | 7-1/16" | 11" | 11" | 11" | 13-5/8" | 13-5/8" | 13-5/8" | 18-3/4" | 18-3/4" | 18-3/4" | 21-1/4" |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Working Pressure (psi) | 5M | 10M | 15M | 5M | 10M | 15M | 5M | 10M | 15M | 5M | 10M | 15M | 2M |
| Type | "SLX" | "SLX" | "SLX" | "SLX" | "SLX" | "SLX" | "SLX" | "SLX" | "SLX" | "SLX" | "SLX" | "SLX" | "SLX" |
| Straight Range | * | * | * | * | * | * | * | 2-7/8" | 7" | * | 3-1/2" | 2-7/8" | * |
| Straight Range | * | * | * | * | * | * | * | 3-1/2" | * | * | 5" | 5" | * |
| Straight Range | * | * | * | * | * | * | * | 4" | * | * | 5-1/2" | 5-1/2" | * |
| Straight Range | * | * | * | * | * | * | * | 4-1/2" | * | * | 9-5/8" | 5-7/8" | * |
| Straight Range | * | * | * | * | * | * | * | 5-1/2" | * | * | 10-3/4" | 6-5/8" | * |
| Straight Range | * | * | * | * | * | * | * | 7" | * | * | * | 7" | * |
| Straight Range | * | * | * | * | * | * | * | 7-5/8" | * | * | * | 7-5/8" | * |
| Straight Range | * | * | * | * | * | * | * | 7-3/4" | * | * | * | 9-5/8" | * |
| Straight Range | * | * | * | * | * | * | * | 9-5/8" | * | * | * | 10-3/4" | * |