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Soft suction hose, soft sleeve A short piece of fire hose, usually 10 to 20 feet (6.1 m) long, of large diameter, greater than 2.5 inches (64 mm) and as large as 6 inches (150 mm), used to move water from a fire hydrant to the fire engine, when the fire apparatus is parked close to the hydrant. Solid stream
3 ⁄ 4-14NPSH designates female hose ends that mate a hose to a tapered pipe thread without a spigot. The US standard was defined by NFPA 1963, "Standard for Fire Hose Connections", [ 2 ] then later by ANSI-ASME B1.20.7, [ 3 ] which specifies 1 + 1 ⁄ 16 inches (27 mm) diameter straight (non-tapered) thread with a pitch of 11.5 threads per ...
The different styles of hose couplings have influenced fireground tactics. Apparatus in the United States features "preconnects": Hose for a certain task is put into an open compartment, and each attack hose is connected to the pump. Time-consuming multiple connections or problems with male and female ends are avoided by such tactics.
While a double-tapped bushing has a more minor female thread concentric to a larger male thread (and thus couples a smaller male end to a larger female), a reducer may have large and small ends of either gender. If both ends are the same gender, it is a gender-changing reducer. There are similar fittings for both sweat and solvent joinery.
There are generally two widely accepted versions of a postal code: a ZIP code and a ZIP + 4 code. Established in 1963, ZIP codes are the most common and recognizable postal code used by the USPS.
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