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: 150
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Description Datasheet Availability Pricing (GBP) 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 2-562X3/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw
Datasheet
487In Stock
Min.: 1
Mult.: 1

Screws Self Sealing 2-56 3/8 in Stainless Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners SEELSKREW FH REC 4-40 THD 5/16 1,988In Stock
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
Datasheet
350In Stock
Min.: 1
Mult.: 1

Screws Self Sealing 4-40 9/16 in Stainless Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners 190In Stock
Min.: 1
Mult.: 1

Screws Self Sealing 6-32 1/4 in Stainless Steel Passivated Slotted
APM HEXSEAL Screws & Fasteners 1,990In Stock
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 12MM 283In Stock
400Expected 27/02/2026
Min.: 1
Mult.: 1

Screws Self Sealing M3 12 mm Stainless Steel Passivated Slotted
APM HEXSEAL Screws & Fasteners 2-562X5/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw
Datasheet
125In Stock
Min.: 1
Mult.: 1

Screws Self Sealing 2-56 5/16 in Stainless Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners METRIC PAN HEAD WITH SLOTTED DRIVE 6MM 1,443In Stock
Min.: 1
Mult.: 1

Screws Self Sealing M3 6 mm Stainless Steel Passivated Slotted
APM HEXSEAL Screws & Fasteners 2-562X3/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 144In Stock
Min.: 1
Mult.: 1

Screws Self Sealing 2-56 3/16 in Stainless Steel Phillips
APM HEXSEAL Screws & Fasteners SEELSKREW STD PH REC 4-40 THD 3/16"LG 831In Stock
Min.: 1
Mult.: 1

Screws Self Sealing 4-40 3/16 in Stainless Steel Phillips
APM HEXSEAL Screws & Fasteners SEELSKREW MT PH SLOT M3 X .5 THD 20MM 550In Stock
Min.: 1
Mult.: 1

Screws Self Sealing M3 20 mm Stainless Steel Passivated Slotted
APM HEXSEAL Screws & Fasteners 100In Stock
Min.: 1
Mult.: 1
Screws Self Sealing 8-32 3/16 in Stainless Steel Phillips
APM HEXSEAL Screws & Fasteners 177In Stock
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 239In Stock
Min.: 1
Mult.: 1

Screws Self Sealing Slotted
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 513In Stock
Min.: 1
Mult.: 1

Screws Sealing
APM HEXSEAL Screws & Fasteners 1/4-20X1" 18-8 Stainless Steel Self-Seal Silicone O-Ring, Hex Cap Screw
Datasheet
47In Stock
Min.: 1
Mult.: 1

Bolts Self Sealing 1/4-20 1 in Steel Passivated Hex
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

Screws Self Sealing 10-24 5/8 in Stainless Steel Passivated Phillips
APM HEXSEAL Screws & Fasteners M2.5X6MM, Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw 2,017In Stock
Min.: 1
Mult.: 1

M2.5 6 mm
APM HEXSEAL Screws & Fasteners 10-24X7/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw
Datasheet
41In Stock
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 26In Stock
Min.: 1
Mult.: 1

Screws Self Sealing 2-56 1 in Stainless Steel Passivated Phillips
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

Screws Self Sealing 10-24 9/16 in Stainless Steel Passivated Phillips
APM HEXSEAL RM2.5X10MM 2701
APM HEXSEAL Screws & Fasteners 2.5 x 10mm SeelSkrew 297In Stock
Min.: 1
Mult.: 1

M2.5 10 mm
APM HEXSEAL RM2.5X12MM 2701
APM HEXSEAL Screws & Fasteners 2.5 x 12mm SeelSkrew 87In Stock
Min.: 1
Mult.: 1

M2.5 12 mm
APM HEXSEAL SFR8-32x1-2701
APM HEXSEAL Screws & Fasteners 1" SS 8-32 PHILIPS SCREW 45In Stock
Min.: 1
Mult.: 1

Screws Phillips Screw 8-32 Phillips
APM HEXSEAL R4-40X1/2 2615
APM HEXSEAL Screws & Fasteners SeelSkrew Screw 1/2" Thread Size 4-40 72In Stock
Min.: 1
Mult.: 1

Screws