A-A-703A
February 23, 1983
SUPERSEDING
A-A-703
December 9, 1979
COMMERCIAL ITEM DESCRIPTION
CHAIR, SHELL, ROTARY, SECRETARIAL
The General Services Administration has authorized the use of this
Commercial Item Description in preference to type II low back chairs of Interim
Federal Specification A-A-C-001771C
Salient characteristics:
Design. The secretarial shell chair shall be designed for heavy duty office use and have the contemporary style and appearance illustrated in Figure 1. The chair shall swivel with continuous seat rotation; have a non-tilting seat; have a tilting back with adjustable tilt tension; have horizontal and vertical back adjustment; and have continuous seat height adjustment. The chair shall be armless, have a base with casters and padding covered with fabric upholstery which does not overlap or cover the outer shells. Tufting is optional.
Dimensions. The dimensions shall be as listed below:
1. Seat depth- 16 in minimum.
2. Seat width- 16 in minimum.
3. Back height- 9 in minimum.
4. Back width- 14 in minimum.
5. Seat height shall include the range between 17-1/2 to 19-1/2.
Casters. The casters shall be replaceable stem and socket type with a ball bearing swivel. Wheel diameter shall be 2-1/2 in. (6.4 cm). Material for the tread shall be either rubber or plastic with a Shore durometer D scale hardness of 35 to 50 at 70oF (21.1oC). The wheel bearing shall be self lubricating. The casters shall have a corrosion resistant finish compatible with the appearance of the chair base. The bottom of the chair seat shall be clearly and permanently marked with information indicating where replacement casters of the same type and used on these chairs can be obtained.
Base. The chair base shall be slim, contemporary style of either four or five leg design. The base shall be fabricated from steel or aluminum. Steel bases shall be satin chrome plated in minimum bases shall be satin finished. The finish on both bases shall cover all or major portion of the exposed surface and be similar in appearance to Government Standard Sample FSS-M-01001.
Shell(s). The chair seat and back shall consist of a one-piece outer shell of either single or double shell design. The outer shells shall be made from molded plastic or steel with a textured finish colored black or slate gray on the exposed surface.
Back upright. The back upright shall be steel having a modern contemporary design with an attractive corrosion resistant finish colored black or satin chrome plated similar in appearance to Government standard sample FSS-M-01001.
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