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Master Lock

Master Lock 428 Lockout Hasp Red Nylon 6 Padlocks 5/16 in

SKU CH-W0Z3-Q7YEA

Non-conductive red nylon lockout hasp accepts up to six padlocks with 5/16 in shackles

  • Product typeAlignment Tools
  • Non-conductive plastic prevents electrical conduction
  • Accommodates up to six padlocks for group lockout
  • Snap-in closure secures the hasp quickly
  • Red colour aids visual identification on site
  • 6 7/8 in overall length fits standard applications

Lockout Hasp for Group Isolation

The Master Lock 428 is a non-conductive plastic hasp designed for lockout/tagout procedures. It accepts up to six padlocks so multiple workers can secure a single energy source. The red nylon body provides visibility and electrical insulation during maintenance tasks.

Fits Standard Jaw and Shackle Dimensions

The closed jaw measures 2 1/2 inches and accommodates padlock shackles up to 5/16 inch in diameter. A snap-in closure allows quick application on compatible lockout points. No conductive parts are present, so the hasp will not create a secondary electrical hazard.

Withstands Repeated Industrial Use

The plastic construction resists corrosion and remains non-conductive throughout its service life. It performs reliably during extended lockout periods where multiple shifts maintain isolation. The hasp contains no metal components that could degrade or conduct electricity under sustained load.

How it compares

Measured against everything we stock in Utility & Specialty Hand Tools, at today’s prices. Recalculated every night.

Price $3.99
Cheaper than about 95% of the 2,474 comparable items (median $23.99).

Specifications

Product
Brand nameMASTER LOCK
Product typeAlignment Tools

Questions about this item

How many padlocks can the 428 hasp hold at once?

The non-conductive nylon hasp accepts up to six padlocks for group lockout situations.

Will the red plastic body stay cool and quiet during continuous industrial use?

The non-conductive plastic has no moving parts and generates no heat or noise while installed.

What maximum shackle diameter must my padlocks not exceed to fit the 5/16 in jaw?

Each padlock shackle must be 5/16 in or smaller to engage the snap-in closure correctly.

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