UK Made Hatch Seal Manufacturer
for the global shipping industry.
Marine Hatch Seal Manufacturer
Beldam Crossley offer high-performance sealing solutions for the global shipping industry.
We have been manufacturing marine hatch seals for over 150 years and our PTFE products provide leak-free, long-lasting sealing of marine tank hatches.
Made in Britain
Marine Sealing Industry Leaders
DNV Certified, Lloyds registered & US Coast Guard Approved | UK-Manufactured | 149 Years of Maritime Expertise
Beldam Crossley has long been renowned for our high quality and innovative products.
As a result of this, we are recognised as industry leaders by the majority of marine engineers and purchasers alike.
We are proud to manufacture for commercial and national naval fleets and to continue to push the boundaries of Marine sealing technology.
Recognised Across Industries, Respected Around the World
Wherever industrial progress requires control, containment, or critical sealing, you’ll find Beldam Crossley. Our components support safety, compliance, and reliability in industries including Marine and Subsea with Man lid seals, hatch packings and chemical-resistant gaskets trusted by global freight operators.
All Beldam Crossley products are manufactured to an incredibly high standard. To do this, we manufacture from two locations based in the northern part of the UK. We operate to international global standards including BS EN ISO 9001 and BS EN ISO AS 9100.
Our LIDPACK Range of Marine Sealing
Our LIDPACK™ range of Marine Tank Hatch Packing is engineered to provide leak-free, long-lasting sealing of marine tank hatches — even in the harshest operating environments. Manufactured exclusively in the UK, the LIDPACK™ range is the only British-made marine tank hatch packing.
Why Choose Beldam Crossley’s LIDPACK Marine Tank Hatch Packing?
Leak-free performance
Engineered for optimal compression and seal integrity
Superior material Quality
Premium PTFE, polypropylene, and EPDM materials resist harsh chemicals, oils, and saltwater
UK manufactured
The only UK manufacturer of Marine Tank Hatch Packing
Certified assurance
DNV and US Coast Guard approved for global compliance
Proven track record
Serving the marine industry for 149 years
Exceptional longevity
Longer service life reduces maintenance downtime
Get in Touch
Contact our expert engineers today to learn more about our marine hatch seals
Typical Problems Solved by LIDPACK
- Prevents leaks and spillages from tank hatches
- Eliminates cargo contamination risks
- Minimises downtime by extending replacement intervals
- Ensures crew safety and compliance with international regulations
- Reduces total cost of ownership due to superior durability
Pilot® The Original Name in Braided Compression Packing
The name Pilot® has become synonymous with quality, innovation, and reliability in the world of industrial sealing. Developed by Beldam Crossley, the Pilot® range of braided packing and sealing solutions is one of the oldest and most respected brands in the industry—first introduced over 135 years ago.
From marine origins to modern-day use in critical processing environments, Pilot® products are trusted globally for their performance in high-pressure, high-temperature, and chemically aggressive applications.
What Makes Pilot® Different?
Pilot® braided packing is more than a product—it’s an engineered solution. Each packing style has been developed to address specific technical challenges, such as shaft wear, chemical attack, thermal conductivity, and pressure cycling. What sets Pilot® apart:
- Tailored performance – Styles available for abrasive, high-speed, oxygen, steam, and food-grade applications
- Advanced materials – PTFE, carbon, aramid, graphite, glass, and hybrid fibre blends
- Crossplait technology – Square-section weave ensures uniform sealing and strength
- Low shrinkage and friction – Extends seal life and protects equipment
Built in the UK. Trusted Worldwide.
Every Pilot® product is designed, braided, and engineered by Beldam Crossley’s technical team in the UK. With our deep heritage and in-house production capabilities, we continue to develop both standard and bespoke compression packings to meet the precise needs of modern industry.
Today, Pilot® is a trusted name across:
- Marine and offshore transport
- Chemical and petrochemical processing
- Power generation and turbine systems
- Pharmaceutical and food-grade applications
- Defence, aerospace, and nuclear energy sectors
When failure isn’t an option, engineers choose Pilot®.
The Pilot® Range: Sealing Every Challenge
The Pilot® range includes thousands of product variations tailored to exact customer requirements. Core series include:
- Pilotpack 3000 Series (PTFE-based) – Ultra-low friction, chemically inert, suitable for food and pharmaceutical systems
- Pilotpack 4000 Series (Carbon & Graphite) – For nuclear valves, low emissions, and high-speed pumps
- Pilotpack 5000 Series (Aramid) – High-strength, wear-resistant for abrasive environments
- Pilotpack 8000 Series (Silica Glass) – Withstands extreme temperatures and static sealing in demanding heat applications
All packing can be supplied as spooled lengths, pre-cut rings, or full sealing sets—complete with technical support and application-specific recommendations.
Engineered PTFE & Polymer Gaskets
At Beldam Crossley, we design and manufacture high-performance machined gaskets to meet the most demanding industrial sealing challenges. Custom-made in the UK from premium PTFE and advanced polymer blends, our gaskets provide exceptional chemical resistance, tight sealing performance, and long-lasting durability across critical applications including subsea and offshore engineering.
Key Features and Capabilities of our Gaskets
- Tight Tolerance Accuracy – Ideal for OEM components, precision assemblies, and high-pressure sealing systems.
- Wide Range of Materials – Including virgin PTFE, glass-filled PTFE, graphite-filled PTFE, carbon-filled PTFE, PEEK, and other advanced polymers.
- Versatile Configurations – Round, oval, rectangular, slotted, or fully bespoke gasket profiles.
- Machining Expertise – Designed for performance in extreme pressure, temperature, and chemical environments.
We machine gaskets in-house at our UK facility using state-of-the-art CNC technology—enabling fast turnaround, repeatable quality, and full control of dimensional integrity.
Custom Material Blends
We offer fully customisable gasket solutions using proprietary blends of PTFE, PEEK, and other polymers—enhanced with glass, graphite, stainless steel, carbon, or other fillers. This ensures optimal mechanical, thermal, and chemical properties for your application.
Fast Global Supply Chain — Wherever You Operate
To meet the demands of global shipping operators, we offer rapid worldwide delivery:
- Mainland European Distribution Centre – Enables same-day despatch across Europe
- Key Global Distributors:
- USA
- Singapore
- The Netherlands
- Germany
- Scandinavia
- Middle East
Our expert distributor network ensures fast, efficient delivery and local technical support worldwide.
