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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.

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Results: 153

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Part #

Screws & Fasteners SEELSKREW FH REC 4-40 THD 5/16

SFR4-40X5/16 2701
APM HEXSEAL
1: $1.20
4,345In Stock

Mfr. Part No.
SFR4-40X5/16 2701

Mouser Part No
608-SFR440X5162701

Screws & Fasteners SEELSKREW FH REC 4-40 THD 5/16

4,345In Stock

$1.20

$0.918

$0.836

$0.737

View

Min.: 1
Mult.: 1

Screws & Fasteners 2-562X3/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

R2-56X3/16 2701
APM HEXSEAL
1: $1.62
376In Stock

Mfr. Part No.
R2-56X3/16 2701

Mouser Part No
608-R2-56X3/162701

Screws & Fasteners 2-562X3/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

376In Stock

$1.62

$1.27

$1.16

$1.02

View

Min.: 1
Mult.: 1

Screws & Fasteners 4-40X5/16", Phillips Pan Head, 18-8 Stainless Steel with Fluoro-Silicone O-Ring, Seal Screw

R4-40X5/16 2615
APM HEXSEAL
1: $1.35
6,200In Stock

Mfr. Part No.
R4-40X5/16 2615

Mouser Part No
608-R4-40X5/162615

Screws & Fasteners 4-40X5/16", Phillips Pan Head, 18-8 Stainless Steel with Fluoro-Silicone O-Ring, Seal Screw

Datasheet

6,200In Stock

$1.35

$1.06

$0.964

$0.853

View

Min.: 1
Mult.: 1

Screws & Fasteners M2.5X6MM, Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

RM2.5x6MM 2701
APM HEXSEAL
1: $1.36
171In Stock
2,850Expected 21/8/2026

Mfr. Part No.
RM2.5x6MM 2701

Mouser Part No
608-RM2.5X6MM2701

Screws & Fasteners M2.5X6MM, Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

171In Stock

2,850Expected 21/8/2026

$1.36

$1.06

$0.824

$0.792

View

Min.: 1
Mult.: 1

Screws & Fasteners SEELSKREW STD PH REC 1/4-20 THD 1" LG

R1/4-20X1
APM HEXSEAL
1: $3.13
25In Stock

Mfr. Part No.
R1/4-20X1

Mouser Part No
608-R1/4-20X1

Screws & Fasteners SEELSKREW STD PH REC 1/4-20 THD 1" LG

25In Stock

$3.13

$2.49

$2.09

$1.96

View

Min.: 1
Mult.: 1

Screws & Fasteners 10-32X7/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

R10-32X7/8 2701
APM HEXSEAL
1: $2.03
25In Stock

Mfr. Part No.
R10-32X7/8 2701

Mouser Part No
608-R10-32X7/8

Screws & Fasteners 10-32X7/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

Datasheet

25In Stock

$2.03

$1.63

$1.37

$1.28

$0.896

Min.: 1
Mult.: 1

Screws & Fasteners SCR PAN STL sT m3X25 PHIL SELF SEAL

RM3X25MM 2701
APM HEXSEAL
1: $2.58
260In Stock

Mfr. Part No.
RM3X25MM 2701

Mouser Part No
608-RM3X25MM2701

Screws & Fasteners SCR PAN STL sT m3X25 PHIL SELF SEAL

260In Stock

$2.58

$2.08

$1.75

$1.63

$1.20

Min.: 1
Mult.: 1

Screws & Fasteners

SFR4-40 x 3/8 2615
APM HEXSEAL
1: $1.47
189In Stock
200Expected 10/8/2026

Mfr. Part No.
SFR4-40 x 3/8 2615

Mouser Part No
608-SFR4-40X382615

Screws & Fasteners

189In Stock

200Expected 10/8/2026

$1.47

$1.15

$1.05

$0.93

View

Min.: 1
Mult.: 1

Screws & Fasteners SEELSKREW MT PH SLOT M3 X .5 THD 8MM

SM3X8MM-2701
APM HEXSEAL
1: $1.03
169In Stock

Mfr. Part No.
SM3X8MM-2701

Mouser Part No
608-SM3X8MM-2701

Screws & Fasteners SEELSKREW MT PH SLOT M3 X .5 THD 8MM

169In Stock

$1.03

$0.806

$0.736

$0.649

View

Min.: 1
Mult.: 1

Screws & Fasteners 2-562X3/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

R2-56X3/8 2701
APM HEXSEAL
1: $1.62
367In Stock

Mfr. Part No.
R2-56X3/8 2701

Mouser Part No
608-R2-56X3/8

Screws & Fasteners 2-562X3/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

Datasheet

367In Stock

$1.62

$1.31

$1.11

$1.02

View

Min.: 1
Mult.: 1

Screws & Fasteners

SFR832X3/8 2701
APM HEXSEAL
1: $1.22
100In Stock

Mfr. Part No.
SFR832X3/8 2701

Mouser Part No
608-SFR832X3/8

Screws & Fasteners

100In Stock

$1.22

$0.953

$0.80

$0.781

View

Min.: 1
Mult.: 1

Screws & Fasteners

SFR4-40 x 3/8 2701
APM HEXSEAL
1: $0.993
1,502In Stock
4,350Expected 17/8/2026

Mfr. Part No.
SFR4-40 x 3/8 2701

Mouser Part No
608-SFR4-40X3-82701

Screws & Fasteners

1,502In Stock

4,350Expected 17/8/2026

$0.993

$0.77

$0.74

$0.575

$0.548

Min.: 1
Mult.: 1

Screws & Fasteners Screws and Fasteners

SFR8-32x1/2-2701
APM HEXSEAL
1: $1.36
298In Stock

Mfr. Part No.
SFR8-32x1/2-2701

Mouser Part No
608-SFR832X1/22701

Screws & Fasteners Screws and Fasteners

298In Stock

$1.36

$1.09

$0.925

$0.853

View

Min.: 1
Mult.: 1

Screws & Fasteners SEELSKREW MT PH SLOT M3 X .5 THD 12MM

SM3X12MM-2701
APM HEXSEAL
1: $1.09
1,102In Stock

Mfr. Part No.
SM3X12MM-2701

Mouser Part No
608-SM3X12MM-2701

Screws & Fasteners SEELSKREW MT PH SLOT M3 X .5 THD 12MM

1,102In Stock

$1.09

$0.843

$0.77

$0.677

View

Min.: 1
Mult.: 1

Screws & Fasteners 2-562X5/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

R2-56X5/16 2701
APM HEXSEAL
1: $1.62
60In Stock

Mfr. Part No.
R2-56X5/16 2701

Mouser Part No
608-R2-56X5/16

Screws & Fasteners 2-562X5/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

Datasheet

60In Stock

$1.62

$1.27

$1.16

$1.02

View

Min.: 1
Mult.: 1

Screws & Fasteners METRIC PAN HEAD WITH SLOTTED DRIVE 6MM

SM3X6MM-2701
APM HEXSEAL
1: $1.03
1,842In Stock

Mfr. Part No.
SM3X6MM-2701

Mouser Part No
608-SM3X6MM-2701

Screws & Fasteners METRIC PAN HEAD WITH SLOTTED DRIVE 6MM

1,842In Stock

$1.03

$0.806

$0.736

$0.649

View

Min.: 1
Mult.: 1

Screws & Fasteners SEELSKREW MT PH SLOT M3 X .5 THD 20MM

SM3X20MM-2701
APM HEXSEAL
1: $1.40
513In Stock

Mfr. Part No.
SM3X20MM-2701

Mouser Part No
608-SM3X20MM-2701

Screws & Fasteners SEELSKREW MT PH SLOT M3 X .5 THD 20MM

513In Stock

$1.40

$1.09

$0.849

$0.832

View

Min.: 1
Mult.: 1

Screws & Fasteners 4-40X9/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

R4-40X9/16 2701
APM HEXSEAL
1: $1.33
3,360In Stock

Mfr. Part No.
R4-40X9/16 2701

Mouser Part No
608-R4-40X9/16

Screws & Fasteners 4-40X9/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

Datasheet

3,360In Stock

$1.33

$1.03

$0.794

$0.786

View

Min.: 1
Mult.: 1

Screws & Fasteners 10-24X5/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

R10-24X5/8 2701
APM HEXSEAL
1: $1.75
40In Stock

Mfr. Part No.
R10-24X5/8 2701

Mouser Part No
608-R10-24X5/8

Screws & Fasteners 10-24X5/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

40In Stock

$1.75

$1.41

$1.20

$1.11

$0.764

Min.: 1
Mult.: 1

Screws & Fasteners 10-24X9/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

R10-24X9/16 2701
APM HEXSEAL
1: $1.60
12In Stock

Mfr. Part No.
R10-24X9/16 2701

Mouser Part No
608-R10-24X9/16

Screws & Fasteners 10-24X9/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

Datasheet

12In Stock

$1.60

$1.30

$1.10

$1.01

View

Min.: 1
Mult.: 1

Screws & Fasteners 10-24X7/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

R10-24X7/8 2701
APM HEXSEAL
1: $2.03
27In Stock

Mfr. Part No.
R10-24X7/8 2701

Mouser Part No
608-R10-24X7/8

Screws & Fasteners 10-24X7/8", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

Datasheet

27In Stock

$2.03

$1.63

$1.37

$1.28

$0.896

Min.: 1
Mult.: 1

Screws & Fasteners 2-562X1", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

R2-56X1 2701
APM HEXSEAL
1: $1.62
16In Stock

Mfr. Part No.
R2-56X1 2701

Mouser Part No
608-R2-56X1

Screws & Fasteners 2-562X1", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw

16In Stock

$1.62

$1.27

$0.972

$0.96

View

Min.: 1
Mult.: 1

Screws & Fasteners SEELSKREW FLATHEAD W/SILICON RBR O-RING

SFR8-32X3/4-2701
APM HEXSEAL
1: $1.52
54In Stock

Mfr. Part No.
SFR8-32X3/4-2701

Mouser Part No
608-SFR8-32X3/4-2701

Screws & Fasteners SEELSKREW FLATHEAD W/SILICON RBR O-RING

54In Stock

$1.52

$1.20

$1.09

$0.923

View

Min.: 1
Mult.: 1

Screws & Fasteners 2.5 x 10mm SeelSkrew

RM2.5X10MM 2701
APM HEXSEAL
1: $1.52
256In Stock

Mfr. Part No.
RM2.5X10MM 2701

Mouser Part No
608-RM2.5X10MM2701

Screws & Fasteners 2.5 x 10mm SeelSkrew

256In Stock

$1.52

$1.20

$1.09

$0.967

View

Min.: 1
Mult.: 1

Screws & Fasteners Screw

SFR4-40X1/2-7601
APM HEXSEAL
1: $1.18
32In Stock
600Expected 18/8/2026

Mfr. Part No.
SFR4-40X1/2-7601

Mouser Part No
608-SFR4-40X1/2-7601

Screws & Fasteners Screw

32In Stock

600Expected 18/8/2026

$1.18

$0.917

$0.836

$0.737

View

Min.: 1
Mult.: 1