NBAS may refer to:

• New Balance Athletic Shoe footwear manufacturer
• Neonatal Behavioral Assessment Scale
• Nick Briggs Appreciation Society

• PEG-3350
• PEG-80 Jojoba
• Pega 7
• Pega 7 Platform
• Pega BPM
• Pegadapalli
• Pegadapalli village
• Pegadia
• Pegae (Thrace)
• PEG Africa
• Pegagan
• Pegahmagabow
• Pegai (Thrace)
• Pega Pega
• Pegaret Keeling
• Pegas 2000
• Pegas Arcus
• Pegas Avis
• Pegas Bain
• Pegas Bellus
• Pegas Certus
• Pegas Discus
• Pegaso 3560
• Pegasoidea
• Pegaso Z-103