# 46 CFR § 164.003-3: Material and workmanship

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-46-164.003-3

## Section

- **Citation:** 46 CFR § 164.003-3
- **Heading:** Material and workmanship
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 46—Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER Q—EQUIPMENT, CONSTRUCTION, AND MATERIALS: SPECIFICATIONS AND APPROVAL > PART 164—MATERIALS > Subpart 164.003—Kapok, Processed

## Text

(a) The raw kapok fiber shall be long, clean, creamy white in color, lustrous, free from discoloration and adulteration with other fiber, and of a quality equal to that grown in Java.
(b) Kapok shall be processed by teasing in a machine using the air-blow method. Mechanical separation of fiber masses is permitted, but machines using violent beating which breaks down the fibers or causes undue powdering or pulverizing are not permitted. Provision shall be made for trapping seeds and heavy objects in gravity traps and the dust or powder in an efficient dust collector.
(c) Processed kapok shall have a buoyancy in fresh water of at least 48 pounds per cubic foot when tested in accordance with § 164.003-4(d). Rejected kapok shall not be used in lifesaving products inspected by the Coast Guard.
(d) The processed kapok shall contain not more than 5 percent by weight of sticks, seeds, dirt or other foreign material and shall be free from objectionable odor and adulteration with other fibers.
[11 FR 188, Jan. 3, 1946, as amended by USCG-2014-0688, 79 FR 58286, Sept. 29, 2014]

## Nearby sections

- [46 CFR § 164.003-1 § 164.003-1 Applicable specifications.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.003-1.md)
- [46 CFR § 164.003-2 § 164.003-2 Grades.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.003-2.md)
- [46 CFR § 164.003-3 § 164.003-3 Material and workmanship.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.003-3.md)
- [46 CFR § 164.003-4 § 164.003-4 Inspections and tests.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.003-4.md)
- [46 CFR § 164.003-5 § 164.003-5 Procedure for approval.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.003-5.md)
- [46 CFR § 164.006-1 § 164.006-1 Applicable specifications.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.006-1.md)
- [46 CFR § 164.006-2 § 164.006-2 Grades.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.006-2.md)
- [46 CFR § 164.006-3 § 164.006-3 Construction, materials, and workmanship.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.006-3.md)
- [46 CFR § 164.006-4 § 164.006-4 Inspection and testing.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.006-4.md)
- [46 CFR § 164.006-5 § 164.006-5 Procedure for approval.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.006-5.md)
- [46 CFR § 164.006-6 § 164.006-6 Alternative materials.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.006-6.md)
- [46 CFR § 164.007-1 § 164.007-1 Applicable specification and referenced material.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.007-1.md)
- [46 CFR § 164.007-2 § 164.007-2 Purpose.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.007-2.md)
- [46 CFR § 164.007-3 § 164.007-3 Conditions of approval.](https://www.frixlaw.com/law-library/statutes/ecfr-46-164.007-3.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-46-164.003-3. Check the current official text before relying on it. Not legal advice.