---
kind: "section"
citation: "46 C.F.R. § 169.607"
title: "46"
number: "169.607"
heading: "Keel cooler installations."
url: "https://uscodex.org/cfr/46/169.607"
---

# §169.607. Keel cooler installations.

- (a) Except as provided in this section, keel cooler installations must meet the requirements of [§ 56.50-96](/cfr/46/56.50-96.md) of this chapter.
- (b) Approved metallic flexible connections may be located below the deepest load waterline if the system is a closed loop below the waterline and its vent is located above the waterline.
- (c) Fillet welds may be used in the attachment of channels and half round pipe sections to the bottom of the vessel.
- (d) Short lengths of approved nonmetallic flexible hose may be used at machinery connections fixed by hose clamps provided that—
  - (1) The clamps are of a corrosion resistant material;
  - (2) The clamps do not depend on spring tension for their holding power; and
  - (3) Two clamps are used on each end of the hose or one hose clamp is used and the pipe ends are expanded or beaded to provide a positive stop against hose slippage.

## Notes

### Authority

Authority: 33 U.S.C. 1321(j); 46 U.S.C. 3306, 6101; Pub. L. 103-206, 107 Stat. 2439; E.O. 11735, 38 FR 21243, 3 CFR, 1971-1975 Comp., p. 793; DHS Delegation 00170.1, Revision No. 01.4; § 169.117 also issued under the authority of 44 U.S.C. 3507.

### Source

Source: CGD 83-005, 51 FR 896, Jan. 9, 1986, unless otherwise noted.