Recommended Practice

The Purchase and Acceptance of Type H-Tightlock Couplers

Abstract

This recommended practice covers material, purchase and acceptance requirements for Type H Tightlock coupler systems and their parts.

Document History
Document Number Version Publication Date Publication Related Information
APTA PR-M-RP-003-98 Rev. 2 09/17/2020 Published Current
APTA PR-M-RP-003-98 Rev. 1 01/22/1998 Published Superseded

Keywords

type H Tightlock couplers, radial connections, yokes, specification M-206-97, yokes

Summary

This document details material, purchase and acceptance requirements for Type H Tightlock coupler systems, including couplers, coupler yokes, draft gear followers, radial connection castings, shank pins, yoke pins, bushings and other parts. This recommended practice was titled “Inspection and Maintenance of Type H Tightlock Couplers” in the previous publication of this document.

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Related Documents

  • All inquiries regarding gaging should be directed to the Mechanical Committee of Standard Coupler Manufacturers. They can be reached by contacting the Railway Supply Institute.

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