COUPLER NUT ZINC 1/2-13 Call for Price  Quantity Available: 16   Call for Price

- Designed to connect two pieces of threaded rod
- Larger couplers come with "witness holes" to confirm rods are threaded together completely
- UNC coarse thread sizes

SKU: N182709
Manufacturer: NATIONAL MFG. CO.
Manufacturer Part #: 4003BC