Random triples
| Subject | Object |
|---|---|
| gptkb:B-52D | 4 × .50 in M3 machine guns |
| gptkb:B-17G_Flying_Fortress | twin .50 in machine guns |
| gptkb:B-52G_Stratofortress | gptkb:M61_Vulcan_20_mm_cannon |
| gptkb:aircraft | removed in 1991 |
| gptkb:Boeing_B-52D_Stratofortress | 4 × .50 in (12.7 mm) M3 machine guns |