Your search for "hard hats" revealed the following:

3M™ Versaflo™ Replacement Head Suspension M-350, for use with M-300 and M-400 Hardhats 1 EA/Case

The M-350 Suspension is a replacement part for 3M™ Versaflo™ M-300 Series Hardhats and M-400 Series Helmets.

V4KK Clear visor polycbrb. 1,5 mm large CECE 10/CASE

Designed to be compatible with 3M™ Hard Hats, the 3M™ Hard Hat Faceshield Holders help securely mount a faceshield to your hard hat. Compatible with a variety of 3M™ V-Series Faceshields that help protect against impact, splash and/or radiant heat.

3M™ PELTOR™ X3 Earmuffs X3P3E/37277(AAD), Hard Hat Attached, 10 EA/Case

3M™ Peltor™ X3P3E Cap-Attached Earmuffs, Hearing Conservation, 10 EA/Case

3M™ Speedglas™ Welding Helmet 100 QR, 07-0114-00BL-QR, With Rail, 1 EA/CASE (Hardhat and ADF Sold Separately)

The 3M™ Speedglas™ Welding Helmet 100 QR with Rail was designed to fit many of the industry's hard hats. (Hard hat and ADF sold separately.)

3M™ Speedglas™ Radiant Heat Hard Hat Cover 27-0099-84, for 9100MP Welding Helmets, 1 EA/Case

Helps protect the hard hat on the 3M™ Speedglas™ Welding Helmet 9100 MP from radiant heat.

3M™ Gold-Coated Polycarbonate Dark Green Faceshield Window WCP96CG 82604-00000 10 EA/Case

3M™ W Series Faceshields & Visors help provide protection in environments that may involve exposure to impact or splash hazards and flying debris. Knowing that every minute counts on the job, these face protectors deliver simple usability without sacrificing safety. Additionally, 3M™ W Series Faceshields & Visors mount easily and...

3m PELTOR™ Hard Hat Guide Arms Assembly P3EG-PK, 1 Pair/Case

3m PELTOR™ Hard Hat Guide Arms Assembly P3EG-PK, 1 Pair/CaseGuide arms for Select 3M™ PELTOR™ Headsets