Type:

This procurement specification covers retaining rings of the spiral wound type with uniform rectangular cross-section, made of a corrosion and heat resistant age hardenable iron base alloy of the type identified under the Unified Numbering System as UNS S66286, work strengthened and heat treated to a tensile strength of 185 to 240 ksi at room temperature.

Classification:

Retaining rings shall be of the types and classes shown in Table 1.

Application:

Intended for use on aerospace propulsion systems for retaining parts on shafts and in housing bores where high strength at temperatures up to approximately 900 °F is required.

Dimensions and Tolerances:

Unless otherwise specified herein, dimensions and tolerances are in inches.