---
kind: "range"
citation: "46 C.F.R. §§ 64.33–64.41"
title: "46"
from: "64.33"
to: "64.41"
count: 5
url: "https://uscodex.org/cfr/46/64.33..64.41"
---

# §64.33. Pipe connection.


Each pipe connection that is not a pressure relief device must be fitted with a manually operated stop valve or closure located as close to the tank as practicable.


# §64.35. Bottom filling or discharge connection.


If an MPT is designed with a filling or discharge connection in the bottom, the connection must be fitted with a bolted blank flange, threaded cap, or similar device to protect against leakage of the product, and a manually operated valve that is located—

- (a) Inside the tank and operated outside the tank; or
- (b) **Outside the tank but as close to it as practicable.**

# §64.37. Valve and fitting guard.


Each valve and fitting must be protected from mechanical damage by—

- (a) The tank;
- (b) A tank saddle;
- (c) The framework; or
- (d) **A guard.**

# §64.39. Valve securing device.


Each filling and discharge valve must have a securing device to prevent unintentional opening.


# §64.41. Stop valve closure.


A stop valve that operates by a screwed spindle must close in a clockwise direction.