Overview
The National Marker MC-D-2296-P is a bulk safety signage solution for facilities requiring permit-required confined space warnings. This lot of 152 signs helps organizations maintain OSHA compliance and protect personnel from confined space hazards including entrapment, toxic fumes, and proximity injuries. Ideal for manufacturing, utilities, petrochemical, and wastewater treatment operations that manage bins, tanks, vaults, silos, and other enclosed work areas.
Key Features
- Lot quantity of 152 units—bulk supply for large facilities or multi-site operations
- OSHA 29 CFR 1910.145 compliant warning format
- High-visibility “Danger” header with clear permit-entry messaging
- Durable construction suitable for industrial environments
- Applicable to a wide range of confined space hazard applications
Technical Specifications
- Manufacturer: National Marker Company
- Part Number: MC-D-2296-P
- Lot Size: 152 units
- Sign Type: Permit Required Confined Space Do Not Enter
- Compliance: OSHA 29 CFR 1910.145
- Condition: Used
Typical Applications
- Wastewater treatment plants and municipal utilities
- Petrochemical refineries and chemical processing facilities
- Food and beverage manufacturing with bulk storage tanks
- Power generation and steam systems
- Mining and construction operations managing excavated spaces
- Maintenance and emergency response coordination areas
Compatibility & Replacements
Compatible With
- OSHA workplace safety programs
- ANSI Z535.2 safety sign standards
- Multi-site safety management systems
- Confined space entry permit programs
Replaces / Drop-In Replacement For
This bulk lot is suitable for organizations standardizing on National Marker confined space signage. Verify exact replacement compatibility with your safety manager or system integrator.
Works With
- OSHA 1910.145 compliant safety label systems
- Facility safety management programs
- Confined space entry permit and lockout/tagout (LOTO) procedures








