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 Hardware

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Results: 153
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) 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 302In Stock
300Expected 08/06/2026
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 4-40X9/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 3,560In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 34In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 2,270In Stock
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 77In Stock
650Expected 22/06/2026
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 2-562X3/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 487In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners M2.5X6MM, Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 1,002In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners SEELSKREW FH REC 4-40 THD 5/16 2,108In Stock
3,650Expected 06/07/2026
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 349In Stock
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 METRIC PAN HEAD WITH SLOTTED DRIVE 6MM 1,195In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 10-32X1/2", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 2,497In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners 1/4-20X1" 18-8 Stainless Steel Self-Seal Silicone O-Ring, Hex Cap Screw 27In 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 12In 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 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 26In Stock
Min.: 1
Mult.: 1

APM HEXSEAL RM2.5X10MM 2701
APM HEXSEAL Screws & Fasteners 2.5 x 10mm SeelSkrew 297In Stock
Min.: 1
Mult.: 1

APM HEXSEAL SFR4-40X1/2-7601
APM HEXSEAL Screws & Fasteners Screw 278In Stock
Min.: 1
Mult.: 1

APM HEXSEAL RM2.5X12MM 2701
APM HEXSEAL Screws & Fasteners 2.5 x 12mm SeelSkrew 25In Stock
Min.: 1
Mult.: 1

APM HEXSEAL S8-32X1/4 2701
APM HEXSEAL Screws & Fasteners 8-32X1/4", Slotted Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 471In Stock
Min.: 1
Mult.: 1

APM HEXSEAL SFR8-32x1-2701
APM HEXSEAL Screws & Fasteners 1" SS 8-32 PHILIPS SCREW 25In Stock
Min.: 1
Mult.: 1

APM HEXSEAL R4-40X1/2 2615
APM HEXSEAL Screws & Fasteners SeelSkrew Screw 1/2" Thread Size 4-40 250In Stock
Min.: 1
Mult.: 1

APM HEXSEAL Screws & Fasteners SEELSKREW MT PH REC M3 X 0.5 THD 8MM LG 8,913In Stock
24,913On Order
Min.: 1
Mult.: 1