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APM Hexseal Corp.
Toll Free: 800.498.9034 Tel: 201.569.5700    
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Assorted Parts

GLOBAL LEADER SINCE 1947Developing and Manufacturing Sealing Solutions

Our History
Seeloc Washer

WE'VE GOT YOU COVEREDExtreme conditions demand the strongest protection

Browse Sealing Hardware
Fasteners Nuts Bolts

THE WORLD'S MOSTHostile Environments Are Our Proving Grounds

View All Industries
  • Sealing Hardware
  • Sealing Boots & Bushings
Sealing Hardware

APM Hexseal® holds the notable distinction of having designed and patented the very first self-sealing fasteners, which later became our trademarked Seelskrews® and Seelbolts®.

Seelskrews & Seelbolts
Seelskrews & Seelbolts
Seelnuts
Seelnuts
Seeloc Washers
Seeloc Washers
Sealing Boots & Bushings

APM Hexseal’s Sealing Boots and Bushing Seals provide strong protection for both the external and internal workings of a device, ensuring the safety, reliability and overall function of the system as a whole.

Toggle Boots
Toggle
Boots
Pushbutton Boots
Pushbutton
Boots
Rotary Boot
Rotary
Boots
Circuit Breaker Boot
Circuit Breaker
Boots
Rocker Boot
Rocker
Boots
Bushing Seal
Bushing
Seals

Resources

Explore our resources for more information on how to best select and implement our products.

View Blog > View All Resources >
Medical Sealing Solutions

Medical Sealing Solutions

Download
Benefits Of One-Stop-Shop Manufacturer

Benefits of Working With a One-Stop-Shop Manufacturer

Download
Catalog

Catalog

Download

Military/Aerospace/Defense

Protecting mission critical systems in the most hostile environments on earth and beyond. Now offering NASM Specified pressure testing on Seelskrews®.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Medical/Pharma

Fragile and high cost medical and pharmaceutical equipment requires the most reliable protection. Our FDA approved O-rings are the perfect solution for medical applications.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Marine

Floating atop the water or submerged below it, our products will safeguard vulnerable electronics and maximize your measurement, exploration, and navigation performance.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Agriculture

Protecting our food supply by making sure our farmers have equipment that functions properly and efficiently in the most difficult environments.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Food & Beverage

Reliable leak prevention and contamination prevention for food and beverage processing and dispensing equipment.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Industrial/Construction

The most challenging and punishing environments are our proving grounds. Peak performance demands the best.

View More Industries
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Chemical/Petroleum

We’re dedicated to protecting our environment and use products that shield the most sensitive ecosystems from extremely hazardous contaminants.

View More Industries
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Electronics

Safeguarding your sensitive systems under the harshest operating conditions. Many of our products are UL recognized—perfect solutions for NEMA rated enclosures.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Lighting

We have been lighting the way in sealing solutions for more than 70 years. Protect delicate sensors and lighting controllers from damaging elements.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Drilling/Down Hole/Pump

Challenging environments are what our products are made for. Get down and dirty, we’ve got you covered.

View More Industries
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Energy Generation

Optimizing performance of electronic and mechanical systems, our products have been keeping the power flowing for more than 70 years.

View More Industries
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Automotive

Reliable, vibration resistant, and reusable, our products protect motors, batteries, and engine components to ensure peak performance. Hard wear? We have the hardware. PPAP’s and First Articles available.

View More Industries
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave
Military/Aerospace/Defense Medical/Pharma Marine Agriculture Food & Beverage Industrial/Construction Chemical/Petroleum Electronics Lighting Drilling/Down Hole/Pump Energy Generation Automotive

Military/Aerospace/Defense

Protecting mission critical systems in the most hostile environments on earth and beyond. Now offering NASM Specified pressure testing on Seelskrews®.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Medical/Pharma

Fragile and high cost medical and pharmaceutical equipment requires the most reliable protection. Our FDA approved O-rings are the perfect solution for medical applications.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Marine

Floating atop the water or submerged below it, our products will safeguard vulnerable electronics and maximize your measurement, exploration, and navigation performance.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Agriculture

Protecting our food supply by making sure our farmers have equipment that functions properly and efficiently in the most difficult environments.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Food & Beverage

Reliable leak prevention and contamination prevention for food and beverage processing and dispensing equipment.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Industrial/Construction

The most challenging and punishing environments are our proving grounds. Peak performance demands the best.

View More Industries
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Chemical/Petroleum

We’re dedicated to protecting our environment and use products that shield the most sensitive ecosystems from extremely hazardous contaminants.

View More Industries
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Electronics

Safeguarding your sensitive systems under the harshest operating conditions. Many of our products are UL recognized—perfect solutions for NEMA rated enclosures.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Lighting

We have been lighting the way in sealing solutions for more than 70 years. Protect delicate sensors and lighting controllers from damaging elements.

Read More
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Drilling/Down Hole/Pump

Challenging environments are what our products are made for. Get down and dirty, we’ve got you covered.

View More Industries
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Energy Generation

Optimizing performance of electronic and mechanical systems, our products have been keeping the power flowing for more than 70 years.

View More Industries
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave

Automotive

Reliable, vibration resistant, and reusable, our products protect motors, batteries, and engine components to ensure peak performance. Hard wear? We have the hardware. PPAP’s and First Articles available.

View More Industries
Cold Temp
Hot Temp
Oil Spill
Dust
Indoor Outdoor Update
Wave
  • Military/Aerospace/Defense
  • Medical/Pharma
  • Marine
  • Agriculture
  • Food & Beverage
  • Industrial/Construction
  • Chemical/Petroleum
  • Electronics
  • Lighting
  • Drilling/Down Hole/Pump
  • Energy Generation
  • Automotive

Custom Elastomeric Molding Capabilities

APM Hexseal has been 100% focused on the development and production of internal and external sealing solutions for electrical and electronic applications, from relatively simple designs to complex geometric configurations, many requiring bonding to metal components.

Explore Our Custom Design

Celebrating 75 Years of Sealing Innovation

  • Quality
  • Knowledge
  • Experience
  • Sealing Solutions
  • Ingenuity
  • Engineering
  • Technique
  • Innovation

APM Hexseal Corporation will consistently provide products and services that meet or exceed our clients' expectations.

DEKRA Certified
https://apmhexseal.com/wp-content/uploads/ul-logo.jpg

Many of APM Hexseal’s products are “UL Recognized Components”  Full Details >

https://apmhexseal.com/wp-content/uploads/reach-logo.jpg

APM Hexseal has carefully studied this legislation and maintains that, based on the following points, we are in compliance with, and not required to register in, the REACH program.  Full Details >

https://apmhexseal.com/wp-content/uploads/rohs-logo.jpg

APM Hexseal is committed to helping our customers select products that will meet the RoHS Directive, as well as help comply with the WEEE Directive.  Full Details >

Medical Sealing Solutions

Medical Sealing Solutions

Need some help with your medical projects? We've got you covered! Our new eBook discusses the importance of using high quality sealing hardware when building specialized medical equipment. Check it out!

Get Your eBook
View All eBooks >

Blogs

In celebration of International Women’s Day: What Does It Mean to Be an Icon?

Read More >
View All Blogs >

Videos

Elastomer Shlastomer, Right? Not So Fast!

Watch our video >
 
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View All eBooks >
APM Hexseal Corp.44 Honeck St, Englewood, NJ 07631
Toll Free: 800.498.9034Tel: 201.569.5700info@apmhexseal.com
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HEXSEAL, SEELSKREW, SEELBOLT, SEELNUT, SEELRIVET, SEELOC are registered trademarks of APM Hexseal Corp.