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Stock Number:
USS86-24-HT
Stair Diameter:
8' - 6"
(259.08cm)
Minimum Opening:
53" x
105" (134.62cm x 266.7cm)
Outside Radius:
51"
(129.54cm)
Inside Radius:
12"
(30.48cm) - Opt. 10" (25.4cm)
Stringer Width, Outer:
11 - 1/4"
(28.58cm)
Stringer Width, Inner:
5 - 3/4"
(14.61cm)
Stringer Thickness:
1 - 1/2"
(38.1mm) - Opt. 2" (50.8mm)
Tread Width at Outer Stringer:
15"
(38.lcm)
Tread Width at Inner Stringer:
5"
(12.7cm)
Tread Thickness:
1 - 1/2"
(38.mm)
Tread Passageway:
36"
(91.44cm) Opt. 35" (88.9cm.), 37" (93.98cm),
38" (96.52cm)
Handrail Width:
3 - 1/2"
(0.89cm) - Opt. 4 - 1/2" (11.43) or 5 - 1/2"
(13.97cm)
Handrail Thickness:
1 - 1/2"
(38.1 mm) - Opt. 2" (50.8mm)
Baluster Spacing:
Approx. 6"
(1 5.24cm), - Opt. 4" (10.16cm), or alternating
2", 3", 2"
Turn per Inch of Rise:
1.816 Degrees
Rise per Degree of Turn:
0.55"
(13.97mm)
Floor to Floor
Risers
Degrees of Turn
74" to 82" (187.96cm to 208.28cm)
9
119
to 132 Degrees
>82"
to 90" (208.28cm to 228.60cm)
10
132
to 147 Degrees
>90"
to 98" (228.60cm to 248.92cm)
11
147
to 161 Degrees
>98"
to 106" (248.92cm to 269.24crn)
12
161
to 176 Degrees
>106"
to 114" (269.24cm to 289.56cm)
13
176
to 191 Degrees
>114"
to 122" (289.56cm to 309.88cm)
14
191
to 206 Degrees
>122"
to 130" (309.88cm to 330.20cm)
15
206
to 220 Degrees
Tread Capacity lbs. / kgs.
728 / 390
Stair Capacity lbs. / kgs. @ 114" Ht.
2570 / 1166
Specifications for heights up to 190" (4.83m) are available upon request.
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