OMG Roofing Products - #14 x 1 3/4 HD Roofing fastener SP

The OMG CR134B Heavy Duty Roofing Fastener is a #14 screw designed to secure roofing insulation or membrane to steel, wood, or structural concrete decks. It features a 1 ¾ in (45 mm) length, .245 in thread diameter, full thread design, and CR-10 corrosion-resistant coating. A #3 Phillips Truss head and 30° spade point enable efficient installation and reliable performance.

Key Features

• 1 ¾ in length for medium substrate thicknesses
• Full thread for strong engagement
• CR-10 corrosion-resistant coating meeting FM 4470 requirements
• #3 Phillips Truss head, 0.435 in head diameter

• SKU / Cat No: CR134B
• Product name: Heavy Duty Roofing Fastener (#14, 1 ¾ in)
• Length: 1.75 in (45 mm)
• Thread diameter: 0.245 in (6.22 mm)
• Shank diameter: 0.190 in (4.82 mm)
• Head diameter: 0.435 in (11.04 mm)
• Head style: #3 Phillips Truss head
• Point type: 30° spade point
• Thread length: full thread
• Coating: CR-10 corrosion-resistant
• Weight per carton: 17 lb (7.71 kg)
• Compatible decks: steel, wood, structural concrete decks
• Approvals: Factory Mutual and Miami-Dade

• Select the fastener length to provide required substrate embedment per system specs.
• For concrete decks, drill pilot holes before insertion per manufacturer guidelines.
• Position fastener through plate, insulation/membrane, and into substrate.
• Use a screw gun to drive until the plate seats and creates a slight depression.
• Avoid overdriving to prevent damage to plate or substrate.
• Perform pull-out tests or field checks per project quality requirements.

Q: What is the length of the CR134B fastener?
A: 1.75 in (45 mm).

Q: What is the thread diameter?
A: 0.245 in (6.22 mm).

Q: What coating is used on CR134B?
A: CR-10 corrosion-resistant coating.

Q: What head style does it use?
A: #3 Phillips Truss head, 0.435 in diameter.

Q: How many fasteners are in a carton?
A: 1,000 pieces per box.