FED-STD-191
the following methods
Published by U.S. General Services Administration (federal specifications) (GSA)
The CFR incorporates FED-STD-191 by reference, which makes the edition it names part of the regulation. The CFR requires the edition it names, which may not be the newest. To enforce any other edition, the agency must publish the change in the Federal Register.
The 2 editions the CFR requires
Different parts name different editions; each applies where its part says so. Newest first.
FED-STD-191A, dated July 20, 1978, 5304.1, Abrasion Resistance of Cloth, Oscillatory Cylinder (Wyzenbeek) Method, dated July 9, 1971
As the CFR lists it: “Federal Test Method Standard No. 191a dated July 20, 1978, Method 5304.1, Abrasion Resistance of Cloth, Oscillatory Cylinder (Wyzenbeek) Method, dated July 9, 1971 (“Federal Test Method Standard 191, Method 5304.1”)”
- Listed in 46 CFR 160.171-3(b)(1); required by46 CFR 160.171-17
FED-STD-191A, dated July 20, 1978
As the CFR lists it: “In Federal Test Method Standard No. 191A (dated July 20, 1978) the following methods”
The parts the listing names (5)
- Method 5100, Strength and Elongation, Breaking of Woven Cloth; Grab Method
- Method 5132, Strength of Cloth, Tearing; Falling-Pendulum Method
- Method 5134, Strength of Cloth, Tearing; Tongue Method
- Method 5804.1, Weathering Resistance of Cloth; Accelerated Weathering Method
- Method 5762, Mildew Resistance of Textile Materials; Soil Burial Method
How to read it
- Where to get itGSA website ↗
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A free or purchased copy may not be the edition the CFR names; check it against the edition above. Every incorporated standard can also be inspected at the National Archives (NARA) and at the agency named in the section that lists it.
FED-STD-191 is copyrighted by its publisher; RegKnot shows its title and the editions the CFR names, not its text. Read from the eCFR's incorporation-by-reference sections, current as of October 26, 2026. The regulation text governs. All standards the CFR requires.