Northrop X-21

Summary

Northrop X-21 is an aircraft model^[1]. It draws 141 Wikipedia views per month (aircraft_model category, ranking #295 of 2,369).^[2]

Key Facts

• Northrop X-21's image is recorded as X21A.jpg^[3].
• Northrop X-21's instance of is recorded as aircraft model^[4].
• Northrop X-21's operator is recorded as National Aeronautics and Space Administration^[5].
• Northrop X-21's manufacturer is recorded as Northrop^[6].
• Northrop X-21's subclass of is recorded as aircraft^[7].
• Northrop X-21's Commons category is recorded as Northrop X-21^[8].
• Northrop X-21's first flight is recorded as +1963-04-18T00:00:00Z^[9].
• Northrop X-21's Freebase ID is recorded as /m/04mwl1^[10].
• Northrop X-21's service entry is recorded as +1963-00-00T00:00:00Z^[11].
• Northrop X-21's service retirement is recorded as +1968-00-00T00:00:00Z^[12].
• Northrop X-21's total produced is recorded as {'amount': '+2'}^[13].
• Northrop X-21's U.S. National Archives Identifier is recorded as 10666562^[14].
• Northrop X-21's length is recorded as {'unit': 'Q11573', 'amount': '+22.94'}^[15].
• Northrop X-21's height is recorded as {'unit': 'Q11573', 'amount': '+7.8'}^[16].
• Northrop X-21's wingspan is recorded as {'unit': 'Q11573', 'amount': '+28.51'}^[17].

Body

Physical Characteristics

Northrop X-21's length is recorded as {'unit': 'Q11573', 'amount': '+22.94'}^[15].

Designation and Status

Northrop X-21's instance of is recorded as aircraft model^[4].

Why It Matters

Northrop X-21 draws 141 Wikipedia views per month (aircraft_model category, ranking #295 of 2,369).^[2] It has Wikipedia articles in 15 language editions, a strong signal of global cultural recognition.^[18] It is known by 3 alternative names across languages and contexts.^[19]