Hitachi Koki is recalling certain NR83A2(Y) and NR83A3 framing guns because a malfunctioning safety switch may allow them to double fire. No injuries have been reported so far.

The recall involves two models of 3 ¼ inch strip nailers with depth adjustment. Affected model numbers are NR83A2(Y) and NR83A3. Model numbers are located on a label attached to the side of the nailers and on the outside of the box containing the product. The manufacturing date can be identified by the serial number engraved at the end of the handle on the nailer.  Model number NR83A2(Y) has serial numbers which start with QD2, QN2 QO2, Q13, Q23, Q33, Q43, Q52, Q53, Q62, Q72, Q82 and Q92. Model number NR83A3 has serial numbers which start with QD3, QN3, QO3, Q14, Q24, Q34, Q63, Q73, Q83 and Q93.  Units with a letter “R” decal next to the model number and an engraved “R” near the serial number are not included in this product recall.

The recall affects about 25,000 units in the U.S. and 300 units in Canada sold between May 2012 and May 2014 at independenthome improvement and building supply stores nationwide and online at,,, and Made in Taiwan, the nailers retailed for about $300.

Consumers should stop using the recalled nailers immediately and contact the manufacturer for instructions on how to return the product for a free repair. Contact Hitachi Koki U.S.A. Ltd. toll-free at (844) 666-9469 from 8 a.m. to 8 p.m. ET Monday through Friday or online at and click on “Safety Notice Recall” for more information. Canadian consumers can click here for more information.