The SPACER,RING is a the manufacturer industrial component. Key specifications include end_item_identification: 4210-01-622-0440, part_name_assigned_by_controlling_agency: SPCR, 2.039, IMPLR SHAFT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-662-1377, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.