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.

Results: 151
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Product Type Thread Size Length Material Plating Screw Head
APM HEXSEAL Screws & Fasteners SEELSKREW STD PH REC 4-40 THD 3/16"LG 8 019In Stock
0,757 €
0,599 €
0,507 €
0,466 €
Min.: 1
Mult.: 1
Screws Self Sealing 4-40 3/16 in Stainless Steel Phillips
APM HEXSEAL Screws & Fasteners 4-40X5/16", Phillips Pan Head, 18-8 Stainless Steel with Fluoro-Silicone O-Ring, Seal Screw 6 150In Stock
0,851 €
0,667 €
0,61 €
0,539 €
Min.: 1
Mult.: 1
Screws Self Sealing 4-40 5/16 in Stainless Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners M2.5X6MM, Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 5 714In Stock
0,86 €
0,668 €
0,521 €
0,501 €
Min.: 1
Mult.: 1
M2.5 6 mm
APM HEXSEAL Screws & Fasteners SEELSKREW FH REC 4-40 THD 5/16 4 245In Stock
0,757 €
0,581 €
0,529 €
0,466 €
Min.: 1
Mult.: 1
Screws Self Sealing 4-40 5/16 in Stainless Steel Phillips
APM HEXSEAL Screws & Fasteners 4-40X9/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 3 230In Stock
0,843 €
0,65 €
0,515 €
0,497 €
Min.: 1
Mult.: 1
Screws Self Sealing 4-40 9/16 in Stainless Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners 2-562X3/4", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 297In Stock
1,02 €
0,802 €
0,615 €
0,607 €
Min.: 1
Mult.: 1
Screws Self Sealing 2-56 3/4 in Stainless Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners METRIC PAN HEAD WITH SLOTTED DRIVE 6MM 2 058In Stock
0,654 €
0,51 €
0,465 €
0,41 €
Min.: 1
Mult.: 1
Screws Self Sealing M3 6 mm Stainless Steel Passivated Slotted
APM HEXSEAL Screws & Fasteners SEELSKREW STD PH REC 1/4-20 THD 1" LG 25In Stock
1,98 €
1,57 €
1,32 €
1,24 €
Min.: 1
Mult.: 1
Screws Self Sealing 1/4-20 1 in Stainless Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners 10-32X7/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 25In Stock
1,28 €
1,03 €
0,869 €
0,808 €
0,567 €
Min.: 1
Mult.: 1
Screws Self Sealing 10-32 7/8 in Stainless Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners 90In Stock
0,851 €
0,663 €
0,605 €
0,533 €
Min.: 1
Mult.: 1
Screws Self Sealing 8-32 3/16 in Stainless Steel Phillips
APM HEXSEAL Screws & Fasteners SCR PAN STL sT m3X25 PHIL SELF SEAL
150Expected 10/15/2026
1,63 €
1,32 €
1,11 €
1,03 €
0,757 €
Min.: 1
Mult.: 1
Screws Screw M3 25 mm Steel Phillips
APM HEXSEAL Screws & Fasteners 64In Stock
1 000Expected 10/13/2026
0,929 €
0,728 €
0,665 €
0,588 €
Min.: 1
Mult.: 1
Screws Self Sealing 4-40 3/8 in Stainless Steel Phillips
APM HEXSEAL Screws & Fasteners SEELSKREW MT PH SLOT M3 X .5 THD 8MM 169In Stock
0,654 €
0,51 €
0,465 €
0,41 €
Min.: 1
Mult.: 1
Screws Self Sealing Slotted
APM HEXSEAL Screws & Fasteners 156In Stock
0,636 €
0,454 €
0,414 €
0,363 €
Min.: 1
Mult.: 1
Screws Self Sealing 6-32 1/4 in Stainless Steel Passivated Slotted
APM HEXSEAL Screws & Fasteners 4 282In Stock
0,628 €
0,487 €
0,468 €
0,364 €
0,347 €
Min.: 1
Mult.: 1
Screws Self Sealing 4-40 3/8 in Stainless Steel Phillips
APM HEXSEAL Screws & Fasteners Screws and Fasteners 290In Stock
0,86 €
0,689 €
0,585 €
0,539 €
Min.: 1
Mult.: 1
Screws Self Sealing 8-32 1/2 in Stainless Steel Phillips
APM HEXSEAL Screws & Fasteners SEELSKREW MT PH SLOT M3 X .5 THD 12MM 611In Stock
0,697 €
0,624 €
0,357 €
0,347 €
0,304 €
Min.: 1
Mult.: 1
Screws Self Sealing M3 12 mm Stainless Steel Passivated Slotted
APM HEXSEAL Screws & Fasteners 2-562X3/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 297In Stock
1,02 €
0,827 €
0,702 €
0,648 €
Min.: 1
Mult.: 1
Screws Self Sealing 2-56 3/8 in Stainless Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners 100In Stock
0,774 €
0,603 €
0,506 €
0,494 €
Min.: 1
Mult.: 1
Screws Screw 8-32 3/8 in Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners 2-562X3/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 302In Stock
1,02 €
0,802 €
0,732 €
0,648 €
Min.: 1
Mult.: 1
Screws Self Sealing 2-56 3/16 in Stainless Steel Phillips
APM HEXSEAL Screws & Fasteners SEELSKREW MT PH SLOT M3 X .5 THD 20MM 388In Stock
0,886 €
0,691 €
0,537 €
0,526 €
Min.: 1
Mult.: 1
Screws Self Sealing M3 20 mm Stainless Steel Passivated Slotted
APM HEXSEAL Screws & Fasteners 10-24X9/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 12In Stock
1,01 €
0,82 €
0,697 €
0,642 €
Min.: 1
Mult.: 1
Screws Self Sealing 10-24 9/16 in Stainless Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners 10-24X7/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 27In Stock
1,28 €
1,03 €
0,869 €
0,808 €
0,567 €
Min.: 1
Mult.: 1
Screws Self Sealing 10-24 7/8 in Stainless Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners 2-562X1", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 16In Stock
1,02 €
0,802 €
0,615 €
0,607 €
Min.: 1
Mult.: 1
Screws Self Sealing 2-56 1 in Stainless Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners SEELSKREW FLATHEAD W/SILICON RBR O-RING 54In Stock
0,963 €
0,756 €
0,691 €
0,584 €
Min.: 1
Mult.: 1
O-Rings