Package Quantity: 1,000 per box
Price: $278.67
Item #OMG-XHD004B
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Description
The OMG XHD004B is a 4-inch #15 Extra Heavy Duty roofing fastener designed to secure insulation and membrane into light gauge steel, OSB, plywood, and aluminum decks. Its oversized shank and threads provide high pull-out resistance, while deep buttress threads reduce back-out. A miniature drill point ensures quick penetration, and the CR-10 coating provides proven corrosion resistance.
Key Features:
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Heavy shank and oversized threads for maximum pull-out resistance
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Deep buttress thread profile helps prevent pull-out and back-out
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Miniature drill point penetrates substrates quickly
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#3 Phillips truss head designed for screw gun compatibility
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CR-10 corrosion-resistant coating, FM and Miami-Dade approved
Specifications
- SKU / Model: XHD004B
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Thread diameter: 0.265 in (6.73 mm)
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Shank diameter: 0.202 in (5.13 mm)
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Head diameter: 0.435 in (11.04 mm), #3 Phillips truss
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Thread pitch: 13 threads per inch (full thread version)
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Point type: miniature drill point
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Coating: CR-10 corrosion-resistant coating (FM 4470 and EAD 030351-00-0402 compliant)
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Length: 4 in (100 mm)
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Weight per box: ~34 lbs (15.42 kg)
How To
- Choose the correct fastener length to match insulation and membrane thickness plus embedment.
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Drill a pilot hole if needed depending on deck type and condition.
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Place the fastener perpendicular to the deck with plate if required.
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Drive the fastener with a #3 Phillips bit until seated flush and a depression forms; avoid overdriving.
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Ensure plates and insulation remain flat and properly secured.
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Conduct pull tests to confirm anchorage in field conditions.
FAQs
Q: What decks can XHD004B be used with?
A: It is approved for light gauge steel (20 GA and lighter), OSB, plywood, and aluminum decks.
Q: How many fasteners are included in a box?
A: 1,000 per box.
Q: Does XHD004B have FM and Miami-Dade approval?
A: Yes, the fastener meets FM 4470 requirements and is Miami-Dade approved.
Q: What embedment depths are required?
A: At least ¾ in through steel or aluminum flute, ¾ in through OSB/plywood underside, and at least 1 in into wood plank.
Q: What corrosion protection does XHD004B provide?
A: It is finished with CR-10 coating for enhanced corrosion resistance.
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