Figure 13

APPENDIX 1. Federal Specification AA-C-001771B, (GSA-FSS), 8-1-75; and Contract

Deviation and Amendment 3.

INTERIM PEDERAL SPECIFICATION

AA-C-001771B(GSA-PSS)

August 1, 1975
SUPERSEDING

Int. Fed. Spec. AA-C-001771A (GSA-PSS)
February 19, 1974

CHAIRS, DOUBLE SHELL, MOLDED PLASTIC,
ROTARY, UPHOLSTERED

This Interim Federal Specification was developed by the National Purniture
Center, Federal Supply Service, General Services Administration, Washington D.C.,
20406, based on currently available technical information. It is recomended
that Pederal agencies use it in procurement and forward recommendations for
changes to the preparing activity at the address shown above.

1. SCOPE AND CLASSIFICATION

1.1 Scope. This specification covers upholstered chairs of the molded plastic double shell design of contemporary style. The desk chairs have rotary seat, tilting seat and back, height adjustment, and are equipped with casters. The side chairs have rotary seat (but do not have height adjustment) and are equipped with glides. The secretarial chairs have a rotary seat, tilting back, height adjustment and are equipped with casters.

1.2 Classification.

1.2.1 Types and styles. Chairs covered by this specification shall be of the following types and styles, as specified (see 6.2).

Type I

Desk chair, rotary, tilting seat and back, high back, adjustable seat height, casters,
tufted upholstery.

Style Awith arms.

Type II - Desk chair, rotary, tilting seat and back, low back, adjustable seat height, casters, tufted upholstery.

Type III - Side chair, rotary, nontilting seat and back, fixed seat height, glides, tufted upholstery.

Style A with arms.

Style B

Type IV

2.

without arms.

Secretarial chair, rotary, nontilting seat, tilt back, adjustable seat height, adjustable back, casters, tufted upholstery.

Style B without arms.

APPLICABLE DOCUMENTS

2.1 The following documents, of the issues in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein.

CCC-C-00540 -
PPP-P-1875

Cloth, Upholstery.

Prepration for Delivery Requirements for Chairs, Metal and Plastic, Office.

AA-C-0017718

Federal Standards:

Ped. Test Method Std. No. 191 Textile Test Methods.

Ped. Test Method Std. No. 191/5100 - Breaking Strength and Elongation of Woven Cloth; Grab Method.
Ped. Test Method Std. No. 191/5110 - Seability of Woven Cloth; Seam Efficiency Method.
Fed. Test Method Std. No. 191/5134 - Strength of Cloth, Tearing: Tonge Method.

(Activities outside the Pederal Government may obtain copies of Federal Specifications, Standards and Handbooks as outlined under General Information in the Index of Federal Specifications and Standards and at the prices indicated in the Index. The Index, which includes cumulative monthly supplements as issued, is for sale on a subscription basis by the Superintendent of Documents, U.S. Government Printing Office, Washington, D.C. 20402.)

(Single copies of this specification and other Federal Specifications required by activities outside the Federal Government for bidding purposes are available without charge from Business Service Centers at the General Services Administration Regional Offices in Boston, New York, Washington D.C., Atlanta, Chicago, Kansas City, MO, Part Worth, Denver, San Francisco, Los Angeles and Seattle, WA.)

(Rederal Government activities may obtain copies of Federal Specifications, Standards and Handbooks and the Index of Federal Specifications and Standards from established distribution points in their aancies.)

Military Specifications:

MIL-P-19834 - Plates, Identification or Instruction, Metal Poil, Adhesive Backed.
MIL-STD-105 - Sampling Procedures and Tables for Inspection by Attributes.

(Copies of Military Specifications and Standards required by contractors in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.)

2.2 Other publications. The following documents form a part of this specification to the extent specified herein. Unless a specific issue is identified, the issue in effect on date of invitation for bids or request for proposal shall apply.

American Society for Testing and Materials (ASTM) Standards:

D 1564 - Tentative Methods of Test for Flexible Urethane Foam.

B 117 - Salt Spray (Pog) Testing.

D 1175 - Abrasion Resistance of Textile Fabrics.

(Application for copies should be addressed to the American Society for Testing and Materials, 1916 Pace Street, Philadelphia, PA 19103.)

American Iron and Steel Institute, Publication:

Steel Products Manual, Carbon Steel Sheets.

(Application for copies should be addressed to the American Iron and Steel Institute, 150 East FortySecond Street, New York NY 10017.)

U.S. Department of Commerce Publications:

Product Standard PS 13-69- Uncored Slab Urethane Foam for Bedding and Purniture Cushioning. (Copies of Commercial Standards and Product Standards may be obtained upon application, accompanied by money order, coupon or check, to the Superintendent of Documents, Government Printing Office, Washington D.C. 20402. Prices may be obtained from the Superintendent of Documents.)

3. REQUIREMENTS

3.1 Preproduction sample. Unless otherwise specified (see 6.2), before production is commenced, two samples (see 3.1.1) of each Type and Size of the finished commodity and each kind of accessory on contract and one of each component part thereof shall be submitted or made ready for the contracting officer or his authorized representative to examine and test to determine compliance with this document.

AA-C-0017718

Approval of the preproduction sample authorizes the commencement of production, but does not relieve the contractor of responsibility for compliance with all other provisions of this document. Product 1on units shall not vary from the approved preproduction sample in design or construction without written approval of the contracting officer.

3.1.1 Application of preproduction samples. One of the preproduction samples specified in 3.1 shall be used for the entire preproduction examination except the tests specified in 4.5. The other preproduction samples shall be used for the performance testing plus the internal examination specified in 4.5. If the chair is rejected because there are cracks or fractures in the unit of outer shells, a new set of samples shall be submitted and completely reexamined.

3.2 Material. All materials used shall be as hereinafter specified. They shall be unused in their present state and free from defects which affect serviceability or appearance of the finished product. 3.2.1 Steel. The steel sheets shall be of Commercial Quality cold rolled steel as defined in the Steel Products Manual, Carbon Steel Sheets. The steel shall be smooth, free from rust, scale, pits, scratches, laps, and buckles affecting strength or appearance. The rage numbers specified and the decimal equivalents thereof shall be in accordance with the steel products manual. Sample panels, representative of the steel and the gage thereof used in the manufacture of the commodities covered by this specification shall conform to the test specified in 4.5.10. Tubular steel shall be Commercial Quality SAE 1010-1020, seamless or continuously welded cold rolled steel. Alternatively, tubular steel may be number 434 high tensile, satin finished, stainless steel. Unless otherwise specified herein, the outside corners of all tubing shall be rounded.

3.2.2 Polyurethane foam. Polyurethane foam shall conform to the requirements of Table I when tested as specified in the applicable sections of ASTM Method D 1564.