---
kind: "section"
citation: "46 C.F.R. § 160.049-3"
title: "46"
number: "160.049-3"
heading: "Materials."
url: "https://uscodex.org/cfr/46/160.049-3"
---

# §160.049-3. Materials.

- (a) **General.** All components used in the construction of buoyant cushions must meet the applicable requirements of [subpart 164.019](/cfr/46/subpart164.019.md).
- (b) **Unicellular plastic foam.** The unicellular plastic foam shall be all new material complying with the requirements of Specification [subpart 164.015](/cfr/46/subpart164.015.md) for Type A or B foam.
- (c) **Cover.** Cotton fabrics and coated upholstery cloth meeting the minimum requirements set forth in [paragraphs (c)](#c) (1) and (2) of this section, are acceptable for use as covers for buoyant cushions. Vinyl-dip coating meeting the requirements set forth in [paragraph (c)(3)](#c-3) of this section will also be acceptable. Alternate materials will be given special consideration. Pro rata widths of like construction will be acceptable.
  - (1) **Cotton fabrics.** Cotton fabrics shall comply with the requirements of Federal Specification CCC-C-426 for Type I, Class 3 material.
  - (2) **Coated upholstery cloth.** Coated upholstery cloth shall comply with the requirements of Federal Specification CCC-A-700.
  - (3) **Vinyl-dip.** The vinyl-dip coating shall comply with the coating requirements of [§ 160.055-5(b)(2)](/cfr/46/160.055-5.md?p=b-2) except there are no color restrictions.
  - (4) **Adhesive.** The adhesive shall be an all-purpose waterproof vinyl type. Minnesota Mining and Manufacturing Co. EC-870 or EC-1070, United States Rubber Co. M6256, Herculite Protective Fabrics Corp. CVV, Pittsburgh Plate Glass Co. R.828, or equal, are acceptable.
  - (5) **Reinforcing fabric.** The reinforcing fabric shall be type II, class I, laminated vinyl-nylon high strength cloth in accordance with the requirements of Specification MIL-C-43006.
- (d) **Grab Straps.** The grab straps shall be of materials permitted for the cover, or approved equivalent.
- (e) **Thread.** Each thread must meet the requirements of [subpart 164.023](/cfr/46/subpart164.023.md) of this chapter. Only one kind of thread may be used in each seam.
- (f) **Welting.** The welting where used may be of any fiber or plastic material suitable for the purpose.

## Notes

### Amendments

[CGFR 65-37, 30 FR 11586, Sept. 10, 1965, as amended by CGFR 70-143, 35 FR 19964, Dec. 30, 1970; CGD 78-012, 43 FR 27154, June 22, 1978; CGD 84-068, 58 FR 29493, May 20, 1993]

### Authority

Authority: 46 U.S.C. 2103, 3306, 3703, 4302; E.O. 12234; 45 FR 58801; 3 CFR, 1980 Comp., p. 277; and DHS Delegation 00170.1, Revision No. 01.4.

### Amendments

[CGFR 65-37, 30 FR 11586, Sept. 10, 1965, as amended by CGFR 70-143, 35 FR 19964, Dec. 30, 1970; CGD 78-012, 43 FR 27154, June 22, 1978; CGD 84-068, 58 FR 29493, May 20, 1993]