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3M M-350 head suspension for M-300 and M-400 hardhats, adjustable 20 to 25-1/5 in

3M

3M M-350 Head Suspension 20 to 25-1/5 in personal protective equipment

SKU CH-BCHK-K86BC MPN M-350

Adjustable head suspension fits M-300 and M-400 hardhats from 20 to 25 inches

  • MaterialHAWA
  • Adjustable fit for head sizes 20 to 25-1/5 in
  • Compatible with M-300 and M-400 hardhat models
  • HAWA material construction for protective gear durability
  • M-350 model designed for secure suspension integration

Head suspension for M-300 and M-400 hardhats

The 3M M-350 head suspension fits M-300 and M-400 hardhats. It uses HAWA material for the suspension system. The adjustable design covers head sizes from 20 to 25-1/5 inches. Workers needing a replacement suspension for compatible 3M hardhats will use this part.

Adjustable fit across 20 to 25-1/5 inch range

The suspension adjusts continuously across the stated size range to match the wearer. HAWA material maintains its shape during extended shifts. The component is not compatible with hardhat models outside the M-300 and M-400 series. Buyers who need a suspension for other hardhat brands or models cannot use this item.

Highlights

  • Adjustable fit for head sizes 20 to 25-1/5 in
  • Compatible with M-300 and M-400 hardhat models
  • HAWA material construction for protective gear durability
  • M-350 model designed for secure suspension integration

Specifications

Brand3M
ModelM-350
MaterialHAWA

Questions about this item

Does the M-350 suspension generate heat or noise during all-day wear?

The M-350 is a passive head suspension with no moving parts, so it produces no noise and adds no heat beyond normal body warmth.

Which hard hats must I already own for the M-350 to fit?

The M-350 suspension is designed for 3M M-300 and M-400 hard hats and adjusts from 20 to 25-1/5 inches.

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