Industry: 3452—Bolts, Nuts, Screws, Rivets, and Washers
Establishments primarily engaged in manufacturing metal bolts, nuts, screws, rivets, washers, formed and threaded wire goods, and special industrial fasteners. Rolling mills engaged in manufacturing similar products are classified in Major Group 33; establishments primarily engaged in manufacturing screw machine products are classified in Industry 3451; and those manufacturing plastics fasteners are classified in Industry 3089.

Bolts, metalScrew eyes, metal
Cotter pins, metalScrew hooks
Dowel pins, metalScrews, metal
Gate hooksSpring pins, metal
Lock washersSpring washers, metal
Machine keysToggle bolts, metal
Nuts, metalWashers, metal
Rivets, metalWood screws, metal
Codes Titles Number of US Businesses
3452Bolts, Nuts, Rivets, and Washers961
345200Bolts, nuts, rivets, and washers320
34520000Bolts, nuts, rivets, and washers320
34520101Cotter pins, metal4
34520102Dowel pins, metal9
34520103Spring pins, metal5
34520201Lock washers1
34520202Spring washers, metal4
34520203Washers, metal14
345299Bolts, nuts, rivets, and washers, nec297
34529901Bolts, metal105
34529902Gate hooks5
34529903Machine keys6
34529904Nuts, metal41
34529905Rivets, metal26
34529906Screw eyes and hooks6
34529907Screws, metal105
34529908Wood screws3