Trusted Since 1988

Industrial
Fasteners
You Can Trust

Industry-standard nuts, bolts, and screws — even the hard-to-find ones. Competitive pricing, next-day delivery, and unrivaled product support.

Years in Business
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Products in Stock
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Our Products

Product Categories

From standard hardware to specialty ASTM-grade fasteners, we stock what others can’t.

🔩

Hex Bolts

Grade 2, 5, 8 and metric

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⚙️

Nuts

Hex, lock, flange, coupling

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🪛

Screws

Machine, cap, set, self-tapping

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Washers

Flat, lock, fender, spring

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📏

Studs & Rods

Threaded rod, all-thread, studs

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Anchors

Wedge, sleeve, drop-in

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Why Paramount

Why Choose
Paramount Fasteners?

Competitive Pricing

Wholesale and bulk pricing that beats the competition.

Quick Delivery

Most orders ship same or next day.

Expert Support

Unrivaled product knowledge and customer service.

Quality Guaranteed

All products meet ASTM, ISO, DIN, SAE standards and specifications.

Vast Inventory

Thousands of SKUs including hard-to-find fasteners.

Since 1988

38 years of trusted fastener supply experience.

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Materials

Materials We Stock

From commercial-grade to specialized alloys, we carry fasteners in every material you need.

Stainless Steel 300

Corrosion resistant, general purpose

316 Stainless Steel

Marine & chemical environments

Carbon Steel

High strength, cost effective

ASTM B7

High-strength alloy, heat treated

ASTM B16

High-temp chromium-molybdenum

Inconel

Extreme temperature & corrosion

Hastelloy

Chemical processing applications

Monel

Marine & high-velocity seawater

17-4 PH

Precipitation hardened stainless

Brass & Bronze

Low friction, decorative

Nylon / Plastic

Lightweight, non-conductive

17-7 PH

High strength, spring applications

Finishes

Coatings & Finishes

Protect your fasteners against corrosion, wear, and environmental exposure.

Zinc Plated
Hot Dip Galvanized
Black Oxide
Cadmium Plated
Chrome Plated
Painted Heads
PTFE / Teflon Coated
Plain / Raw
Industries

Industries We Serve

Construction
Oil & Gas
Electrical
Mining
Marine
Manufacturing
Aerospace
Maintenance
Process

How It Works

Request a Quote

Tell us what you need — material, size, quantity, thread spec, grade, standard and finish.

Get Your Price

We'll respond with competitive pricing within hours.

Place Your Order

Confirm your order via phone, email, or fax.

Fast Delivery

Most orders ship the same or next business day.

Quality

Standards & Certifications

ASTM Standards
Full compliance with ASTM material specifications.
Mil-Spec
Military standard fasteners available on request.
ISO Compliant
Quality management systems you can count on.
Custom Specs
Custom sizing and threading to your exact requirements.
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Inventory

Hard-to-Find
Fasteners in Stock

We specialize in stocking fasteners that others don't carry. Whether you need exotic alloys like Inconel and Hastelloy, or specific ASTM grades, our warehouse is ready.

  • ASTM A193 B7, B8, B8M studs & bolts
  • High-temp B16 alloy fasteners
  • 17-4 & 17-7 PH stainless hardware
  • Monel & Inconel specialty fasteners
Testimonials

What Our Customers Say

★★★★★

"Paramount has been our go-to supplier for over 15 years. Their inventory is unmatched and delivery is always on time."

Mike R.

Plant Manager

★★★★★

"Finding ASTM B7 studs used to be a nightmare. Paramount had them in stock and shipped the same day. Incredible."

Sarah T.

Procurement Lead

★★★★★

"Best customer service in the industry. They know their products inside and out and always help us find the right part."

David L.

Maintenance Director

FAQ

Frequently Asked Questions

What materials do you carry?
We stock stainless steel, carbon steel, ASTM alloys, Inconel, Hastelloy, Monel, brass, bronze, nylon, and other specialty fastener materials.
How fast is shipping?
Most orders ship the same day or next business day.
Do you offer bulk pricing?
Yes, we offer competitive bulk pricing on large orders.
Can you supply mil-spec fasteners?
Yes, mil-spec fasteners are available on request.
What finishes are available?
We offer zinc plated, hot dip galvanized, black oxide, cadmium plated, chrome plated, painted heads, and flour coated finishes.

Ready to Order?

Get in touch today for competitive pricing, expert guidance, and fast delivery on all your fastener needs.

(562) 903-7610 Office
(562) 903-7630 Fax
info@paramountfasteners.com
12427 Shoemaker Ave, Santa Fe Springs, CA 90670
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