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  • smc_dot_bulkhead_union_b1
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SMC DOT Bulkhead Union


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Brand: SMC

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The SMC DOT Bulkhead Unions are great fittings to use when running air lines into a false floor or from the interior of your vehicle to the exterior. These fittings are DOT approved and feature a metal sleeve which helps align the air line inside of the fitting, providing an improved seal.

Drill bit sizes for installation:
  • 1/4" bulkhead union - 9/16" drill bit
  • 3/8" bulkhead union - 7/8" drill bit
  • 1/2" bulkhead union - 1" drill bit
  • Important Notes
  • DOT approved
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