Variants
| Variant | Built |
|---|---|
| XB-36 | 1 |
| YB-36 | 1 |
| B-36A | 22 |
| XC-99 | 1 |
| B-36B | 62 |
| B-36D | 26 |
| RB-36D | 24 |
| B-36F | 34 |
| RB-36F | 24 |
| B-36H | 83 |
| RB-36H | 73 |
| B-36J | 33 |
| YB-60 | 2 |
| Total | 385 |
- XB-36
- Prototype powered by six 3,000 hp (2,200 kW) R-4360-25 engines and unarmed, one built.
- YB-36
- Prototype, s/n 42-13571, with modified nose and raised cockpit roof, one built later converted to YB-36A.
- YB-36A
- Former YB-36 with modified four-wheel landing gear, later modified as a RB-36E.
- B-36A
- Production variant, unarmed, used for training, 22 built, all but one converted to RB-36E.
- XC-99
- A cargo/transport version of the B-36. One built.
- B-36B
- Armed production variant with six 3,500 hp (2,600 kW) R-4360-41 engines, 73 built, later conversions to RB-36D and B-36D.
- RB-36B
- Designation for 39 B-36Bs temporarily fitted with a camera installation.
- YB-36C
- Projected variant of the B-36B with six 4,300 hp (3,200 kW) R-4360-51 engines driving tractor propellers, not built.
- B-36C
- Production version of the YB-36, completed as B-36Bs.
- B-36D
- Same as B-36B but fitted with four J47-GE-19 engines, two each in two underwing pods, 22 built and 64 conversions from B-36B.
- RB-36D
- Strategic reconnaissance variant with two bomb bays fitted with camera installation, 17 built and seven conversions from B-36B.
- GRB-36D
- Same as RB-36D but modified to carry a GRF-84F Thunderstreak on a ventral trapeze as part of the FICON program, 10 modified.
- RB-36E
- The YB-36A and 21 B-36As converted to RB-36D standards.
- B-36F
- Same as B-36D but fitted with six 3,800 hp (2,800 kW) R-4360-53 engines and four J47-GE-19 engines, 34 built.
- RB-36F
- Strategic reconnaissance variant of the B-36F with additional fuel capacity, 24 built.
- YB-36G
- See YB-60.
- B-36H
- Same as B-36F with improved cockpit and equipment changes, 83 built.
- NB-36H
- One B-36H fitted with a nuclear reactor installation for trials, had a revised cockpit and raised nose. This was intended to evolve into the Convair X-6.
- RB-36H
- Strategic reconnaissance variant of the B-36H, 73 built.
- B-36J
- High altitude variant with strengthened landing gear, increased fuel capacity, armament reduced to tail guns only and reduced crew, 33 built.
- YB-60
- Originally designated the YB-36G, s/n 49-2676 and 49-2684. Project for a jet-powered swept wing variant. Due to the differences from a standard B-36 its designation was changed to YB-60.
Read more about this topic: Convair B-36
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