Self-Sealing Hardware

APM HEXSEAL Self-Sealing Hardware features fasteners and washers, including SEELSKREWS®, SEELBOLTS®, SEELNUTS®, and SEELOC® WASHERS. This reusable hardware offers positive sealing under pressure or vacuum and resists loosening due to vibration. Optional O-ring seal materials assure performance with a wide variety of gasses and liquids. APM HEXSEAL Self-Sealing Hardware is easy to install, compatible with all surface finishes, and tested and listed to UL Standard 50, Types 1-13.

Types of Electromechanical
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Results: 153
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Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS
APM HEXSEAL Screws & Fasteners 2-562X3/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 376In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 4-40X5/16", Phillips Pan Head, 18-8 Stainless Steel with Fluoro-Silicone O-Ring, Seal Screw
Datasheet
6,295In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners SEELSKREW FH REC 4-40 THD 5/16 5,545In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 2-562X3/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw
Datasheet
367In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 100In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners SEELSKREW MT PH SLOT M3 X .5 THD 20MM 553In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 2-562X5/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw
Datasheet
60Expected 28/07/2026
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners METRIC PAN HEAD WITH SLOTTED DRIVE 6MM 2,988In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 220In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 2,512In Stock
4,350Expected 04/08/2026
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners Screws and Fasteners 308In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners SEELSKREW MT PH SLOT M3 X .5 THD 12MM 1,132In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners M2.5X6MM, Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 800In Stock
2,850Expected 17/08/2026
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners SEELSKREW STD PH REC 1/4-20 THD 1" LG 25In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 10-32X7/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw
Datasheet
25In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners SCR PAN STL sT m3X25 PHIL SELF SEAL 10In Stock
250Expected 03/08/2026
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 189In Stock
200Expected 04/08/2026
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners SEELSKREW MT PH SLOT M3 X .5 THD 8MM 209In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 4-40X9/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw
Datasheet
3,360In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 1/4-20X1" 18-8 Stainless Steel Self-Seal Silicone O-Ring, Hex Cap Screw
Datasheet
27In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 10-24X7/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw
Datasheet
27In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 2-562X1", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 16In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners SEELSKREW FLATHEAD W/SILICON RBR O-RING 94In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 10-24X5/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 40In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 10-24X9/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw
Datasheet
12In Stock
Min.: 1
Mult.: 1