Hillman 3/8 in. USS Zinc-Plated Flat Washers (1675-Pack)

Durable zinc-plated steel flat washers designed for 3/8 in. USS bolts to distribute load and resist pull-through. Ideal for general construction, carpentry, and machinery where added bearing surface and corrosion resistance are needed.

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Key Features:

• Zinc-Plated Steel: Moderate corrosion resistance for indoor/outdoor general use
• USS Sizing: Fits 3/8 in. USS coarse-thread bolts and screws
• Load Distribution: Increases bearing surface to prevent marring and pull-through
• Versatile Application: Suitable for wood, metal, and composite fastening
• Bulk Quantity: Large 1,675-count pack for high-volume jobs and inventory

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Specifications Table:

Specification	Details
Material	Steel
Finish	Zinc-plated
Washer Type	Flat washer
Standard	USS
Bolt Size Compatibility	3/8 in.
Brand	Hillman
Pack Quantity	1675 (bulk pack)

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Frequently Asked Questions (FAQ):

Q: What bolt size do these washers fit?
A: They are designed for 3/8 in. USS (coarse-thread) bolts and screws.

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Q: Are these suitable for outdoor use?
A: The zinc plating provides moderate corrosion resistance, suitable for many outdoor and damp environments; for harsh or marine environments, consider stainless or hot-dip galvanized.

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Q: What is the material?
A: Carbon steel with a zinc-plated finish.

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Q: Why use a flat washer?
A: It distributes load to protect the material surface and improves fastener security by reducing pull-through.

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Q: Is this a bulk pack?
A: Yes, this listing is for approximately 1,675 pieces for stocking and high-volume projects.

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Sleek Utility, Quiet Strength

These zinc-washed circles bring a refined practicality to any build—clean, bright, and confidently understated. Their polished sheen pairs beautifully with brushed hardware, elevating even the most utilitarian joints. Style them with black oxide bolts for a chic, modern contrast that feels intentional. A small detail with big impact, they’re the discreet hallmark of luxurious, lasting craftsmanship.

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Stock up on these zinc-plated 3/8 in. USS flat washers and elevate your fastening jobs with reliable, corrosion-resistant performance.