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Green full-brim polyethylene hard hat with pinlock suspension

MSA

MSA 454735 Full Brim Hard Hat Pinlock Green Personal Protective Equipment

SKU CH-4PX6-WJVV0 MPN 454735

Full-brim polyethylene hard hat with four-point pinlock suspension meeting ANSI/ISEA Z 89.1-2014 and CSA Z 94.1-2005 Class E standards

  • MaterialPolyethylene
  • ANSI/ISEA Z89.1-2014 and CSA Z94.1-2005 Class E certified protection
  • Full brim design shields face and neck from sun and falling debris
  • Pinlock 4-point suspension adjusts quickly for a secure fit
  • High-density polyethylene shell resists impact and penetration
  • Fits hat sizes 6-1/2 through 8 with side slots for accessory mounting

Full Brim Pinlock Hard Hat

The MSA 454735 is a non-slotted, full brim hard hat designed for workers needing Type 1, Class E head protection. Its polyethylene shell and four-point pinlock suspension fit hat sizes 6-1/2 to 8. The green finish carries no graphics and the helmet meets ANSI/ISEA Z 89.1-2014 and CSA Z 94.1-2005 Class E standards.

Thermals Noise and Power Draw

As a passive safety helmet, the product has no electrical components, fans or power requirements. It produces no operational noise and draws no current. The solid polyethylene shell and absence of venting mean thermal comfort depends on ambient conditions and the wearer's activity level rather than active airflow.

Side Slots and Standards Compliance

Integrated side slots accept compatible MSA accessory mounts for face shields, hearing protection or other add-ons. The pinlock suspension adjusts without tools to secure the fit across the stated size range. Conformance to the 2014 ANSI and 2005 CSA Class E standards confirms protection against impact and electrical hazards up to the rated voltages.

Highlights

  • ANSI/ISEA Z89.1-2014 and CSA Z94.1-2005 Class E certified protection
  • Full brim design shields face and neck from sun and falling debris
  • Pinlock 4-point suspension adjusts quickly for a secure fit
  • High-density polyethylene shell resists impact and penetration
  • Fits hat sizes 6-1/2 through 8 with side slots for accessory mounting

Specifications

BrandMSA
Model454735
MaterialPolyethylene

Questions about this item

How is the 4-point Pinlock suspension on the MSA 454735 adjusted for a secure fit?

Press the Pinlock tabs inward and slide the headband until snug; the common mistake is leaving the tabs partially engaged, which lets the suspension shift during work.

Which part of the MSA 454735 hard hat typically needs replacement first?

The 4-point Pinlock suspension and sweatband wear out before the polyethylene shell; replace them when the locking tabs no longer hold or the band loses elasticity.

What is the first limitation of the MSA 454735 under sustained high-heat exposure?

The polyethylene shell meets ANSI/ISEA Z89.1-2014 Class E for electrical insulation, but prolonged heat above the standard's test range can degrade the material faster than impact resistance fades.

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