| Abbreviation | Definition |
|---|---|
| B&G | Bonding & Grounding |
| B/D | BreakDown |
| B/G | Bearing |
| B/T | Between |
| BAAM | Bay Area Advanced Manufacturing |
| BAC | Boeing Airplane Company |
| BAC | Boeing Approved Color |
| BACM | Bladder Assisted Composite Manufacturing |
| BAFO | Best And Final Offer |
| BAMOS | Biomaterials and Additive Manufacturing Osteochondral Scaffold |
| BBR | Baseline Budget Revision |
| BC | Bituminous Cement |
| BC | Bituminous Coating |
| BC | Bituminous Compound |
| BC | Bituminous Concrete |
| BCA | Boeing Commercial Aircraft |
| BCAN | Boeing CANada |
| BCD | Bulk Cargo Door |
| BCL | Barcode Label |
| BCO | Business Capacity Owner |