DIMENSIONS
Height: 116 – 118 cm (45½” – 46¼”)
Width: 149 cm – 154 cm (58¾” – 60¾”)
Depth: 64 – 67 cm (25¼” – 26½”)
Net Weight: 236 – 242 kg (519 – 528 lb)
CASTERS
Brass casters.
SCALE
Designed by Steinway. 16,624 kg (36,573 lb) tension.
RIBS
Ribs notched into inner rim (no floating ribs). Ribs made of spruce and staggered/graduated. Number of ribs: 10
BRIDGE
Vertically laminated maple base with solid maple cap.
STRINGS
Roslau wire. Number of sizes of treble strings: 15. Lowest tenor note: 27. Number 1 speaking length: 108.7 cm (42.8″)
HAMMERS
Specified by Steinway. Weight of topfelt: 6 kg (13 lb).
ACTION
All wood (no plastic) for all moving parts. Aluminium action rails.
KEYS
Designed by Steinway. Spruce.
PLATE
Cast iron, painted with Steinway Gold.
PEDALS
Brass. Middle pedal is for the muffler.
TUNING PINS
Carbon steel, nickel coating.
KEYBED
Spruce
BACKFRAME
Staggered spruce backposts (5). Total CSA: 450 cm2 (69.8 in2). Thickness of post: 9 cm. Width of post: 10 cm.