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|  141 L-W-43001F
3.2 Standard product. The washer-extractors furnished under this document
shall be the manufacturer's current standard products except for those changes
required in order to comply with the requirements of this document. al 1
accessories and components that are normally offered commercially shall be
furnished with each washer-extractor.
3.3 Codes and standards. The washer extractors shall conform to the
applicable requirements of the codes and standards specified in 3.3.1 through
3.3.4. Satisfactory evidence that these requirements have been met shall be
submitted to the contracting officer or his authorized representative for
approval prior to the start of production (see 4.5).
The washer-extractors shall be wired to conform to NFPA Standard
3.3.1 NFPA.
--
No. 70.
3.3.2 NEMA. Motor controllers, switches, relays, and time delays shall
conform to performance requirements of NEMA Standards Publication No. ICS.
3.3.3 ANSI. The washer-extractors shall conform to the applicable
requirements ANSI 28.1.
3.3.4 OSHA. The washer-extractors shall conform to the applicable
requirements of OSHA 29 CFR 1910,
3.4 Materials, Materials not definitely specified shall be of the quality
normally used by the manufacturer for washer-extractors provided the completed
intems comply with all provisions of this document.
3.4.1 Corrosion-resistant metal. Corrosion-resistant metal used in the
fabrication of the washer-extractor shall be stainless steel conforming to
the requirements of ASTM A 167 or A 176, as applicable; nickel-copper-alloy
conforming to QQ-N-281 or composition A of QQ-N-288; or copper alloy castings
conforming to alloy numbers 951 through 960 of QQ-C-390.
3.4.2 Materials for fasteners. Threaded fasteners and rivets shall be of
carbon or alloy steel, except where brass or corrosion-resistant metal is to be
fastened, in which case they shall be of brass or corrosion-resistant metal
respectively (see 3.4.1). Where dissimilar metals are fastened, bolts, rivets,
screws, and nuts shall be of corrosion-resistant metal (see 3.4.1).
3.4.3 Pipe, tube, fittings, and valves. Pipe, tube, fittings, and valves
used for water, steam, and condensate lines shall be standard commercial items
designed for the intended use.
3.4.4 Conduit, fittings and electric wire. Electrical conduit shall be
-
rigid, electrical metallic tube or liquid-tight flexible conduit. All elec
trical wire shall be stranded copper, heat-resistant grade, thermoplastic
Insulated. Solid (nonstranded) wire shall not be used.
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