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Kosto Class AP Safety Harness Universal Fit - CHK113
Description
The Kosto CHK133 Class AP safety harnesses are built for fall arrest and positioning, combining reliable protection with everyday comfort. Made from 100% polyester webbing, they resist wear and chemical exposure while maintaining long service life. Both harnesses feature 5 adjustment points for a precise fit, a dorsal aluminum D-ring for fall arrest, and two lateral steel D-rings for secure worker positioning. Integrated trauma suspension straps and a seat strap add safety and comfort during prolonged use. With Class A and P certification, these harnesses provide workers with a versatile, high-performance solution for working at height.
Key Features
5 adjustment points: Secure fit at legs, chest, and torso.
Dual protection: Class A fall arrest and Class P positioning certified.
Strong anchorage: Dorsal aluminum D-ring and dual side D-rings in zinc-coated steel.
Integrated trauma straps: Resettable suspension straps for post-fall safety.
Durable build: 100% polyester webbing resistant to chemicals and wear.
Comfort upgrades: Includes seat strap and PVC X-back to reduce slippage.
Inspection-ready: Equipped with impact indicator and protected label cover.
System compatibility: Works with lanyards, SRLs, anchors, and extensions.
Intended Use
These harnesses are intended for workers who need both fall arrest and positioning capabilities in demanding work environments. They ensure safety and compliance for daily tasks performed at height.
Construction sites and general contracting
Structural steel assembly and welding operations
Industrial manufacturing and fabrication
Energy and utilities sector maintenance
Oil & gas and petrochemical facilities
Mining and heavy industry
Transportation, warehousing, and shipping yards
Bridge and infrastructure maintenance
Confined space entry with anchorage requirements
Scaffolding and elevated platform work
CHK133: General Class AP harness with pass-thru leg buckles.
Product Specifications
Manufacturer Codes: CHK133, CHK135
Product Type: Class AP safety harness (fall arrest + positioning)
Material: 100% polyester webbing
Dorsal D-Ring: Aluminum
Side D-Rings: Zinc-coated steel
Buckles: Zinc-coated steel (pass-thru or tongue depending on model)
Adjusters: Zinc-coated steel
Trauma Straps: Integrated, resettable
Seat Strap: Included
Lanyard Keeper: Included
PVC X-back: Prevents tangling and slippage
SRL Slots: Dual
Maximum Arresting Force: 8 kN (1800 lbs)
Harness Stretch: 0.6 m (2 ft)
Tensile Strength: 22 kN (5000 lbs)
Capacity: 59–141 kg (130–310 lbs)
Size: Universal
Certifications and Standards
CSA Z259.10-18, Class AP: Canadian standard for full-body harnesses certified for fall arrest (Class A) and positioning (Class P).
ANSI Z359.11-2021: U.S. standard for full-body harness design and performance.
ANSI A10.32-2023: Safety requirements for fall protection in construction and demolition.
OSHA 1910 / 1926 Subpart M: U.S. federal regulations governing fall protection in industry and construction.
Key Features
5 adjustment points: Secure fit at legs, chest, and torso.
Dual protection: Class A fall arrest and Class P positioning certified.
Strong anchorage: Dorsal aluminum D-ring and dual side D-rings in zinc-coated steel.
Integrated trauma straps: Resettable suspension straps for post-fall safety.
Durable build: 100% polyester webbing resistant to chemicals and wear.
Comfort upgrades: Includes seat strap and PVC X-back to reduce slippage.
Inspection-ready: Equipped with impact indicator and protected label cover.
System compatibility: Works with lanyards, SRLs, anchors, and extensions.
Intended Use
These harnesses are intended for workers who need both fall arrest and positioning capabilities in demanding work environments. They ensure safety and compliance for daily tasks performed at height.
Construction sites and general contracting
Structural steel assembly and welding operations
Industrial manufacturing and fabrication
Energy and utilities sector maintenance
Oil & gas and petrochemical facilities
Mining and heavy industry
Transportation, warehousing, and shipping yards
Bridge and infrastructure maintenance
Confined space entry with anchorage requirements
Scaffolding and elevated platform work
CHK133: General Class AP harness with pass-thru leg buckles.
Product Specifications
Manufacturer Codes: CHK133, CHK135
Product Type: Class AP safety harness (fall arrest + positioning)
Material: 100% polyester webbing
Dorsal D-Ring: Aluminum
Side D-Rings: Zinc-coated steel
Buckles: Zinc-coated steel (pass-thru or tongue depending on model)
Adjusters: Zinc-coated steel
Trauma Straps: Integrated, resettable
Seat Strap: Included
Lanyard Keeper: Included
PVC X-back: Prevents tangling and slippage
SRL Slots: Dual
Maximum Arresting Force: 8 kN (1800 lbs)
Harness Stretch: 0.6 m (2 ft)
Tensile Strength: 22 kN (5000 lbs)
Capacity: 59–141 kg (130–310 lbs)
Size: Universal
Certifications and Standards
CSA Z259.10-18, Class AP: Canadian standard for full-body harnesses certified for fall arrest (Class A) and positioning (Class P).
ANSI Z359.11-2021: U.S. standard for full-body harness design and performance.
ANSI A10.32-2023: Safety requirements for fall protection in construction and demolition.
OSHA 1910 / 1926 Subpart M: U.S. federal regulations governing fall protection in industry and construction.