MSS IBR Standards

	Below is a listing of MSS standards incorporated by reference in the Code of Federal Regulations. Click on “View Only” to access a read-only copy of a referenced MSS standard. Please note that prior to accessing the standards, you must install the FileOpen Plug-In. For more information, read the FAQ page.

MSS SP-44-2010 Steel Pipeline Flanges (incorporated by reference in 49 CFR §192)

ANSI/MSS SP-44-2019 Steel Pipeline Flanges (ANSI/MSS SP-44-2019 edition is PROPOSED to replace currently referenced 2010 edition in 49 CFR §192)

MSS SP-75-2008 Specification for High-Test, Wrought, Butt-Welding Fittings (incorporated by reference in 49 CFR §195)

MSS SP-75-2019 High-Strength, Wrought, Butt-Welding Fittings (MSS SP-75-2019 edition is PROPOSED to replace currently referenced 2008 edition in 49 CFR §195)

As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.	ABOUT IBR PORTAL HOSTED by ANSI HOSTED by SDOs FAQs PRAVACY POLICY DO NOT SELL MY PERSONAL INFORMATIONS COOKIE POLICY TERMS OF USE CONTACT	Washington, DC. Headquarters 1899 L Street, NW, 11th Floor Washington, DC, 20036 Tel: 1 202 293 8020 Fax: 1 202 293 9287 New York City Office (Operations) 1180 6th Ave, 10th floor New York, NY 10036 Tel: 1 212 642 4900 Fax: 1 212 398 0023
© 2024 American National Standards Institute (ANSI)