Silicone Rubber Self-sealing Fasteners Datasheets

Imperial SEELNUT® Self-Sealing Locking Jam Nut -- 1/2-13 UNC-2B
from APM Hexseal Corp.

One of APM Hexseal's earliest innovations was a self-sealing hexagonal nut, or Seelnut ®. Seelnuts install just like conventional nuts, and are designed for use with ordinary screws, bolts and studs, making them a quick and easy sealing option for all sorts of applications, especially where... [See More]

  • Sealing Materials: Buna-N (optional feature); Ethylene Propylene (optional feature); Fluorosilicone (FVMQ, FMQ, FPM, FSI) (optional feature); Neoprene (optional feature); Nitrile (optional feature); SiliconeRubber; Viton (optional feature)
  • Head Style: HexHead
  • Fastener Type: Nut
  • English Sizes: 1/2
O-Ring Sealing Fasteners -- Self-Seal™
from Long-Lok Fasteners Corporation

Self-Seal ™ fasteners, manufactured exclusively by Long-Lok, are designed to provide the optimum combination of sealing and fastening in one complete unit. They are cold formed for strength and uniformity, and then assembled with O-rings capable of sealing almost any fluid or gas. With... [See More]

  • Sealing Materials: Buna-N; Ethylene Propylene; Fluorosilicone (FVMQ, FMQ, FPM, FSI); SiliconeRubber; Viton
  • Head Style: PanHead; HexHead; FlatHead; Oversized
  • Fastener Type: Screw/Bolt; Rivet
  • Drive: Slotted; Philips; Allen; Special Six Lobe Head / Torx
Hex Head Self Sealing Fasteners
from Sealtight Fastener

A Sealtight ™ fastener is a fastener sealing assembly primarily consisting of an o'ring sealing member and a fastener with a groove formed in the undersurface of the fastener head. The fastener is comprised of an enlarged fastener head with a groove formed in the undersurface of the head and a... [See More]

  • Sealing Materials: Aflas (optional feature); Buna-N; Butyl (optional feature); Fluorosilicone (FVMQ, FMQ, FPM, FSI) (optional feature); Kalrez (optional feature); Neoprene (optional feature); Nitrile (optional feature); Polysulphide (optional feature); Polyurethane (optional feature); SiliconeRubber (optional feature); Teflon (optional feature)
  • Head Style: HexHead
  • Fastener Type: Screw/Bolt
  • English Sizes: 4; 6; 8; 10; 12  ; 1/4; 5/16; 3/8; 7/16; 1/2; 9/16; 5/8; 3/4; 7/8; 1