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Description
| Manufacturer: | Martin | |
| Base model: | B-57 | |
| Designation: | NRB-57 | |
| Version: | A | |
| Nickname: | Night Intruder | |
| Designation System: | U.S. Air Force | |
| Designation Period: | 1924-Present | |
| Basic role: | Bomber | |
| Modified Mission: | Reconnaissance | |
| Status: | Special Test (Permanent) | |
Specifications
| Length: | 65' 6" | 19.9 m | |
| Height: | 15' 7" | 4.7 m | |
| Wingspan: | 64' 0" | 19.5 m | |
| Empty Weight: | 26,800 lb | 12,154 kg | |
| Max Weight: | 51,000 lb | 23,129 kg | |
Propulsion
| No. of Engines: | 2 | ||
| Powerplant: | Wright J65-W-5 | ||
| Thrust (each): | 7,220 lb | 3,274 kg | |
Performance
| Range: | 2,300 miles | 3,703 km | |
| Max Speed: | 582 mph | 937 km/h | 506 kt |
| Ceiling: | 48,000 ft | 14,630 m | |
