Bottom Tank
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Fire Truck Bottom Tank
This tank has a 3" diameter hose connection pointing towards the ground, a 1 3/4" diameter hose connection pointing towards the engine, and two 3/8" NPT flanges for drainage.
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Fire Truck bottom tank
This tank has a 3" diameter hose connection, and a 1818PC oil cooler (replaces the original "tube bundle" style oil cooler).
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Komatsu bolt-on bottom tank
This tank has a 2 3/4" diameter hose connection with a 3/4" bypass hose connected to it, two 1/2" x 1 1/4" rails on the bottom, two threaded blocks on the back, and two oil coolers with flanged connections (17 plate with 10" canters, and a 17 plate with 19" centers).
Note: it's much cheaper to re/re the old coolers into the new tank - Taalman can supply the coolers new, but at a significantly higher cost.
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Bolt-on bottom tank
This tank is the same as a Freightliner #454 except the bolt on flange is 8" off center instead of in the center. The bolt pattern is also the same.
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Hobart Welder bolt-on bottom tank
This tank has a 2" diameter hose connection 5 7/8" from the edge of the tank to the center of the hose connection, a 1/4" flange on the bottom of the tank, and a mounting bracket on each end of the tank with a 1/2" diameter hole. Learn More -
Fire Truck bottom tank
This tank has a bolt-on style flange for a pipe connection, two 5/8" NC mounting studs @ 8" centers, and a 1/4" NPT flange for a drain fitting.
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Bus Bottom Tank
This low profile tank (1 5/8") has a large flange connection with four 3/8" NC threaded blind bolt holes (original tank had 7/16" NC holes) 12 1/2" from the edge of the tank to the center of the 2 3/8" diameter hole in the flange. (the flange is offset to one side)
Shown here with matching top tank.
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Bolt-on bottom tank
This tank has a 3 1/2" diameter hose connection, and two 5/8"NC threaded nuts spaced @ 16" centers.
The connection and nuts are offset from the center towards the fan side.
Bolt pattern the same as tanks #591 and #602.
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Fire Truck bolt-on bottom tank
This tank is the same as tank #090109A, but with a 2 1/4" diameter hose connection instead of a 3" diameter.
A 2 1/4" diameter hose connection 10" from the edge of the tank to the center of the pipe, a 1/4" NPT flange on the bottom for a drain fitting, and 14 plate oil cooler with fittings @18" centers (#1418PC).
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Bolt-on bottom tank
This tank has a 2 3/8" diameter hose connection, two 5/8" NC studs on each end of the tank, and a 3/8" NPT coupling for a drain fitting.
Washer bars to suit are part #040110B. 34" x 1" x 1/4" - 18 BH
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