Incident date: 2023-04-18
NAICS industry code: 211111

An employee was separating a valve stem from an actuator stem by removing two-piece split nuts that hold it together. The actuator shaft shifted, causing the top half of the split nut to impact and pinch the employee's right thumb against the frame. The employee was hospitalized.

Hazard classification:
code_event: title: Contact with objects and equipment, unspecified
code_source: title: Oil drilling rigs and machinery
code_nature: title: Soreness, pain, hurt-nonspecified injury
code_body: title: Finger(s), fingernail(s), unspecified
severity: moderate