Sealey Ak522 O-Ring and Seal Pick

Product Information

Compared to the 111 size, the M2.4X11.3 size is slightly smaller cross section and slightly larger diameter with a good fit for the O-ring groove of the DIN connectors on Cressi and Poseidon regulators. Because of availability, most Nitrox and technical divers make do with a 111 size O-ring for their Cressi and Poseidon regulators, but the 111 is not as good a fit for the connector of those two brands. SAFER EAR PIERCING – We recommend our Acrylic bioflex belly button rings for anyone that doesn’t like getting cut by metal studs. SPECIFICS : belly bars jewelry, 5 16 belly button rings, belly button rings flexible, belly ring retainer clear, 14 guage belly rings. Some people also incorrectly believe a FPM/FKM/Viton® O-ring can be distinguished from a Nitrile O-ring by the surface appearance. Nitrile O-rings are said to have a shiny surface, and FPM/FKM/Viton® O-rings are said to have a matte surface. This is not a reliable indicator, and certainly not true if the O-ring has been lubricated. How to Replace Your Cylinder/Tank Valve O-ring The milky white O-ring occasionally seen in the face of K-valves, sometimes called a 10,000 psi O-ring, is made of Polyurethane. Polyurethane is very abrasion-resistant, but it is sensitive to UV light (sunlight). Proper lubrication of the seal before installation is a crucial step in the installation process that ensures the o-ring remains in excellent working condition for an extended period.

WHAT'S INCLUDED - 3 pieces of 14g (1.6mm) clear flexible navel button ring with clear rubber o-rings.We have 3 length options ; 5/16 inch (8mm), 3/8 inch (10mm) and 1/4 inch (12mm), please choose your size.High-viscosity silicone oil: High viscosity silicone oil is an ideal all-purpose o-ring lubricant. It is an incredibly efficient seal lubricant and can be utilized in temperatures between -54 𐩑C - 204 𐩑C (-65 𐩑F - 400 𐩑F). FLEXIBLE,LIGHT WEIGHT AND COMFORTABLE - Acrylic belly button ring retainer is comfortable, you won’t even notice them when you sleep. FEATURES : belly button rings, belly button rings 5/16, bioplastic belly button rings, clear belly ring, 14 gauge belly button rings Using metal O-ring removal tools, metal tweezers, screwdrivers, or any other sharp metal tools to remove an O-ring can damage the housing of the equipment the O-ring is in. A small scratch in an O-ring groove can create a leak path and adversely affect the integrity of the seal. Benefits of PPE’s O-ring removal tool:

Figure 6: Rubber indicator test: Weight (A) and o-ring (B), Ethylene Propylene (E), Nitrile (N), Kalrez (K), and Viton (V) Use a seal material guide

Lubrication reduces radial seal installation force and ensures smooth transitions in male and female seals. General-purpose grease lubricants: General-purpose grease lubricant is excellent for o-ring and elastomer seal varieties used in hydrocarbon service. General-purpose grease lubricant has a recommended service temperature of -29 𐩑C - 82 𐩑C (-20 𐩑F - 180 𐩑F). Australian / Nemrod valves; BC inflators; DIN regulator seals Sherwood 6400-138, Scubapro 1,050,193;1,050,428, Mares 46110247, Apeks: AP1166 This testing device comprises of a tube containing a specific magnitude weight (Figure 6 labeled A). The weight descends a predetermined distance for each material, as shown on Figure 6. Used on Small DIN First Stage Regulators (e.g. Apeks and Scubapro), plus some DIN Valve inserts, and Old Yoke Valves

In the European Union nations, the EN 144-3:2003 standard requires a valve outlet known as M26x2 to be used on dive cylinders containing oxygen or Nitrox mixtures with greater than 22% oxygen. The M26x2 outlet is similar in appearance but slightly larger than the standard DIN outlet, and thus incompatible with the standard DIN connector found on SCUBA regulators. The purpose of this incompatible valve outlet is to force the dedication of cylinders, regulators and fill stations to Nitrox use. The sealing O-ring in the nose of the M26x2 connector is 13.9 X 2.6 metric dimensions, equivalent to the 113 size. The M26x2 outlet and connector for Nitrox and oxygen is very rarely seen outside the EU. O-rings Available from The Scuba Doctor Figure 5: O-ring measurement: Inner diameter (A), outer diameter (B), and cross-section (C) Determining o-ring material O Ring Lube– Make the installation of your O Ring easier with Lube. Formulated to facilitate installation and extended service life of synthetic rubber O Rings and Seals. Learn more about why and when to use O Ring Lube here. Most O-rings used in SCUBA are made from Nitrile, a hydrocarbon based synthetic rubber. Nitrile offers excellent resistance to many oils and acids and has good physical properties. However, Nitrile is not a very oxygen resistant material and is not considered oxygen compatible. Nitrile is also often referred to as Buna-N. Extraction and Insertion damage is reduced. Using metal objects to remove O Rings can cause damage to the housing and equipment which then create a leak path that affects the integrity of the sealProper o-ring installation ensures proper sealing of mechanical systems, preventing fluids and gasses from leaking out or entering unwanted areas. Installing an o-ring involves several crucial steps that must be performed carefully to avoid damaging the o-ring or compromising its performance. Here's a general overview of the installation process: However, if you aren't well versed in the technical aspect of scuba gear, it's only advisable to attempt to change the O-ring on a scuba cylinder/tank valve (Yoke), or the face of your DIN regulator. Leave other O-rings for experienced professionals. Piston seat seal; Survivair manifolds; Power inflator seals; Common in aluminium cylinder valve to yoke regulator seals Sherwood 6400-115, Scubapro 1,050,147, Mares 46110215, Apeks: AP1410 Note: As a rule of thumb, the smallest dimension in the specification will be the o-ring cross-section, the largest dimension will be its outer diameter, and the intermediate value is its inner diameter. Lubrication

O-rings made of FPM/FKM/Viton® have been the preferred choice for oxygen and nitrox compatibility in SCUBA diving applications. FPM/FKM/Viton® is an elastomer with excellent oil and oxygen resistance at high and low temperatures, very good chemical resistance. Even for use with ordinary air, most experts agree that FPM/FKM/Viton® O-rings outperform common Nitrile O-rings. To get the greatest product, you need to pay attention to the quality of the things you are purchasing. Anyone who has to regularly remove and fit O rings on hydraulic, pneumatic or other equipment will know that it can be a fiddly task. The job is made much easier if you have the right tools on hand.Common seal in regulator balance chambers; Power inflator stems; CO2 detonators; SAS gland seal. Sherwood 5121-101,6500-118, Scubpro 1.050.117, Mares 46110101, Apeks ID: AP1299 Used as the Standard for most DIN First Stage Regulators, plus most DIN Valve inserts (e.g. those on the Faber/San-o-Sub DIN/K valves).