Couplings, mechanical power transmission, manufacturing NAICS 333613 · median DART 1.83 across 43 reporting establishments

This page ranks the top 5 establishments in NAICS 333613 by safety record. The "median DART" benchmark on this page is calculated from all establishments in the same NAICS-6 industry that reported any hours worked and any cases — n=43 establishments.

Industry comparison

Median DART across the industry: 1.83. National average (all industries): 1.7.

Top 5 establishments by safety record

Ranked: fatalities first, then DART rate, then total case count.

#EstablishmentFatalitiesDARTCases
1 Martin Sprocket & Gear 13
Clarksville, TX · 80 employees
1 fatality 1.23 1
2 Martin Sprocket & Gear 24
Charlotte, NC · 11 employees
8.53 1
3 Powertrain Rockford
Loves Park, IL · 177 employees
8.10 13
4 Martin Sprocket & Gear Sac
Sacramento, CA · 60 employees
6.60 4
5 G and G Manufacturing
Omaha, NE · 105 employees
6.54 4

OSHA Lookup · workplace-injury data from OSHA ITA 300A 2024 · About / methodology