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Self-Sealing Screws (flat)

Self-Sealing Screws are usually special-purpose machine screws with a groove under the head of the screw, which, in association with a mating O-ring, forms a seal when the screw is tightened.

42 results, (click on any line for more information)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
CenturyFLSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plainapm hexseal# sfr4-40x1/2 2701 seelscrew phillips flat stainless25
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CenturyFLSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain.188wa-510 ss annealed ring .188 shaflat dia. stainless steel ms3211-1-cr464
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HayesCASelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/24-40 x 1/2 p-100 flat seel scr sil-oring 18-8ss100
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HayesCASelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/84-40 x 3/8 p-100 flat seel scr sil-oring 18-8ss50
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BossardAZSelf-Sealing ScrewSteelPlainM6 x 16screw m6x16 sealing flat head160
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EndriesWISelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/164-40 x 3/16 phillips flat 100dg m/s 18-8ss w/buna o-ring rohs31300
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SWACOOHSelf-Sealing ScrewSteelPlain#8-32 x 3/4#8-32x3/4 phillips flat sealing m/s103
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SWACOOHSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 110-32 x 1 phillips flat seal screw silicone o ring sst201
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NAPPCOTXSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/4flat slotted seal screw s/s 18-8 4-40x1/4 432
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NAPPCOTXSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 1/2flat slotted seal screw s/s 18-8 10-32x1/2 300
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NAPPCOTXSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/8flat slotted seal screw s/s 18-8 4-40x3/8 700
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NAPPCOTXSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/2flat slotted seal screw s/s 18-8 4-40x1/2 1850
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NAPPCOTXSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-24 x 1/4phil flat seal sc s/s 18-8 10-24x1/4 1000
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NAPPCOTXSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/8phil flat seal sc s/s 18-8 4-40x3/8 667
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NAPPCOTXSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 5/8phil flat seal sc s/s 18-8 4-40x5/8 335
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NAPPCOTXSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain120 x 1/2phil flat seal sc s/s 18-8 1/-20x1/2 100
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OneMonroeNCSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5-.8-0.80 x 20m5-.8 x 20 flat hd seal screw t-sfs efi 18-8ss6
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OneMonroeNCSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/84-40 x 3/8 phillips flat hd seal sc t-sfr efi 18-8ss17
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OneMonroeNCSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/24-40 x 1/2 phillips flat hd seal sc t-sfr multi 18-8ss250
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LibertyILSelf-Sealing ScrewSteelZinc/Clear#6-32 x 1/2phillips flat m-300-a plating per attached .0003-.0005 clear Cr3+ chromium & sealer topcoat w/wax 96 hr to onset of white corrosion .0003-.0005 clear Cr3+ chromium & sealer topcoat w/wax 96 hr to onset of white corrosion800
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Future FastenerTXSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 1/210-32 x 1/2 phillips flat seal screw ss (with o ring)510
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Irwin IndOntSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6-32 x 5/86-32 x 5/8 sealing flat head phillips drive m/s in s/s500
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EndriesWISelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide#4-40 x 5/164-40x5/16 phillips100 degree flat seel screw 18-8 blk ox silicon o-ring679
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AFIFLSelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6-32 x 3/86-32x3/8 phil flat seal screw ss () ()5153
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OlanderCASelf-Sealing ScrewSteelPlain#6-32 x 3/46-32 x 3/4 ph flat 100deg seelskrew ()500
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OlanderCASelf-Sealing ScrewSteelPlain#4-40 x 5/164-40 x 5/16 phil flat 100 deg seelskrew ()716
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OlanderCASelf-Sealing ScrewSteelPlain#4-40 x 1/24-40 x 1/2 phil flat 100 deg seelskrew ()54
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OlanderCASelf-Sealing ScrewSteelPlain#6-32 x 1/26-32 x 1/2 phil flat 100deg seelskrew ()900
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OlanderCASelf-Sealing ScrewSteelPlain#8-32 x 1/28-32 x 1/2 phil flat 100 deg seelskrew ()714
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OlanderCASelf-Sealing ScrewSteelPlain#4-40 x 3/84-40 x 3/8 phil flat 100 deg seelskrew ()1094
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OlanderCASelf-Sealing ScrewSteelPlain#6-32 x 3/86-32 x 3/8 phil flat 100 deg seelskrew ()580
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OlanderCASelf-Sealing ScrewSteelPlain#4-40 x 1/24-40 x 1/2 phil flat 100 deg seelskrew ()749
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OlanderCASelf-Sealing ScrewSteelPlain#4-40 x 5/164-40 x 5/16 phil flat 100 deg seelskrew ()64
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OlanderCASelf-Sealing ScrewSteelPlain#6-32 x 1/26-32 x 1/2 phil flat 100 deg seelskrew ()997
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GlobalCASelf-Sealing ScrewSteelPlain#10-32 x 5/8phillips flat 100 deg. seal93
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GlobalCASelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 1/4phil flat 100 deg. m/s seal 18-811
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SISAZSelf-Sealing ScrewSteelZinc/Clear#2-56 x 1/42-56x1/4 phillips flat head ms self sealing steel zinc500
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ArdenWISelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8-32 x 3/8832x3/8 phillips flat 100 ss w/sealinquire
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KBSTNSelf-Sealing ScrewSteelPlain5/16-18 x 2 1/45/16-18 x 2 1/4 flat torx!t/c type^f ultra seal1,500
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KBSTNSelf-Sealing ScrewSteelPlain#8 x 3#8 x 3 phil flat t/s ultra seal10,000
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RevcarVASelf-Sealing ScrewSteelPlain#10-32 x 1 1/2phil flat m/s polyseal iii black222
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FMPMASelf-Sealing Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6-32 x 3/4phillips 100 deg. flat seal/s with silicon o-ring900
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