Replacement 6 quart tank part number 8181-6-K, comes with breather, O-ring, plug and mounting bolts. Measures 13.250" long and fits any KTI unit single or double acting.

***NOTE*** Inside opening diameter is 4.74” and bolt to bolt is 4''  ONLY FITS KTI PUMP UNITS, DO NOT ORDER IF YOUR TRYING TO FIT ON ANOTHER BRAND

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