# Fractures at National Oilwell Varco
> OSHA SIR `2018054288` · 5/3/2018 · HOUSTON, TEXAS
## Severity
- **1 hospitalization**
- **Body part:** Upper arm(s)
- **Nature of injury:** Fractures
## Cause
- **Event:** Struck by dislodged flying object, particle
- **Source:** Nails, brads, tacks, nuts, bolts, washers
- **Secondary source:** Presses, except printing, n.e.c.
## Employer
- **Name:** National Oilwell Varco
- **Location:** 5100 N. Sam houston Pkwy West, HOUSTON, TEXAS, 77086
- **NAICS:** 333132
- **Jurisdiction:** 1
## Narrative

An employee was using a horizontal wheel press to push the shaft out of a drum when a 2" nut  that was being used as a spacer was ejected from between the piston and shaft of the drum. The nut contacted the employee's left bicep, fracturing the humerus.

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*Source: [OSHA Severe Injury Reports](https://www.osha.gov/severe-injury-reports) · MORVS · CC0 1.0*