AMERICAN 21 (AMI)
Masthead Sloop • Fin w/transom hung rudder • Built 1979
Dimensions
- LOA
- 20.75 ft
- LWL
- 17.67 ft
- Beam
- 7.83 ft
- Max Draft
- 2.17 ft
- Displacement
- 2,500 lbs
- Ballast
- 900 lbs
Performance Ratios
- Capsize Ratio ⓘ
- 2.31 (use caution offshore)
- SA/D Ratio ⓘ
- 17.0
- D/L Ratio ⓘ
- 202
- Ballast Ratio ⓘ
- 36.0%
Sail Plan
- Sail Area
- 196 sq ft
- I
- 25 ft
- J
- 8.5 ft
- P
- 23 ft
- E
- 7.8 ft
Construction
- Hull Type
- Fin w/transom hung rudder
- Rig Type
- Masthead Sloop
- Hull Material
- FG
- Ballast Type
- —
Production
- First Built
- 1979
- Last Built
- —
- Number Built
- —
Notes: Also called AMERICAN 6.5.
Designer
Builder
- American Mariner Industries (1976–1981)