They are suitable for pressures up to 400 bar (5 800 psi) in medium duty applications and are available in metric and inch sizes. US Cups Conversion Table. FPE Seals is an ISO9001:2015 registered Company with branches within the UK and Europe. High-Pressure Leather U-Cup Seals Rated for pressure up to 10, 000 psi, these leather U-cups handle over 80 times more pressure than our Buna-N U- cups. Profiles include single-lip metric U-Cups, twin-lip U-Cups, Rod Seals with or without Anti-Extrusion Rings. the friction values of conventional U-Cups with those of the Zurcon® U-Cup RU9 the results are self-evident. High Pressure U-Packs Series 31M (Metric Sizes) O-Rings Black Series 20S-U70A; Pip Rings ; Rod Wiper (Fully Relieved Heel) Accumulator Diaphragms; O-Pack (O-Ring Energizer) Piston Cups ; Mining Seals (Various styles) Custom Moulded Urethane Parts; Triple Lip RO. Manufacturers also rely on U-Cup Seals for equipment that utilizes hydraulic or pneumatic power. U Cup Seal Design. Under low-pressure conditions, the sealing lip provides its own compressive sealing force. Standard and Special Size Metric O-Rings manufactured by PAI are available in a variety of compounds. For piston application of a U-Cup Symmetric Seal: Piston diameter: DN =35mm Groove diameter: d1 = 25 mm Groove width: L = 11 mm Or for rod application of a U-Cup Symmetric Seal: Rod diameter: dN =25mm Groove diameter: D1 = 35 mm Groove width: L = 11 mm Part number table XII: RUB1 0 0250 RUB1 0250-UAT60 Material Set-code Series No. These type of parts are relatively soft, non-metallic rings, placed in a groove or fixed in a combination of rings, forming a seal assembly. All manufacturers make Cup Seals to their own preferred dimensions. Drawn Shell Cup Needle Rollers - Metric Sizes; Drawn Shell Cup Needle Rollers - Inch Sizes; Caged Needle Roller Bearings. Zurcon® U-Cup is a single-acting polyurethane piston seal that is available in a wide range of sizes. MRPU Urethane. Piston Seals (2&5 Piece, Iron & CAT® Assemblies) read more. It's ability to used in almost every application makes the MUU style the industry work horse. Standard Products. STD: Imperial Symmetrical U-cup. Under low pressure the asymmetric U-cup exerts low friction upon mating hardware requiring low actuation force. *Note: The current revision of the standard is AS568C, but this changes periodically. Where Cup Seals are concerned nearly everything is possible. Loaded U-Cups, Non loaded U-Cups, Hydraulic or Pneumatic U-Cups MFP has a design for your application. The sides of the u-cup … About; Careers; Selling Terms; Quality Policy; ISO Certification; Company History; CAPABILITIES. With over 8,000 different O-Ring sizes in stock, we have exactly what you are looking for and we can assure fast delivery of any size in large or small quantities. If the size you require does not appear in these charts, please ... and smaller seals are manufactured with identical care and attention. In addition to standard imperial and metric sizes, Eastern Seals also supplies a wide variety of non-standard sizes. Range of Hydraulic Metric U-Cup Seals for linear applications to seal the rod or piston. Type RU2 The compact U-Cup type RU2 is designed for small grooves. Some fit seal housings in accordance with ISO 5597:2010. SIL profiles are suitable for pressures up to 350 bar (5 075 psi) in light to medium duty applications and are available in metric sizes (→ Size list [pdf]). Type 606 U-seals are designed to be used as a dedicated piston seal. Loaded U-seals or U-cups, sometimes called Polypaks, are loaded with an O-Ring, or sometimes a quad ring, between the two lips to increase the sealing force at low pressures. PTB profiles are made of LUBRITHANE (TPU). The asymmetric U-cup may be used as the primary seal in tandem rod arrangements, or back-to-back in piston applications due to the venting lip design. HYTREL / NBR . Order No. Over 8000 sizes available from Metric 3mm to 1800mm and Imperial 1/8" to 71". Officially, a US Cup is 240ml (or 8.45 imperial fluid ounces.) Some metric sizes fit seal housings in accordance with ISO 5597:2010. 1/8″ CS, 5/32″ CS, 3/16″ CS & 7/32″ CS : (R) max= 0.015 / (C) min= 0.250 The compact form provides a high sealing effect even with low system pressures. Materials Available: Hythane Type 621 U-seals are designed to be used as a high pressure rod seal. U-Seal Back-up Rings (Nylon & PTFE) read more. Fluid power seals sizes readily available in a multitude of materials to provide optimal compatibility with the various hydraulic fluids encountered in service. Also known as lip seals, U-cups have a sealing lip on both the inside and outside edges, so they can be used for rod and piston sealing. 3mm to 6mm; 7mm to 10mm; 11mm to 14mm; 15mm to 18mm; 20mm to 24mm; 25mm to 30mm; 32mm to 40mm; 42mm to 50mm ; Machined Needle Roller Bearings-Inch Size; Machined Needle Roller Bearings-Metric Size. MPV profiles are available in metric sizes (→ Size list [pdf]) and some fit seal housings in accordance with ISO 7425-1:1988. Ideal high performance seal for one piece or sp it pistons. MK31 Urethane. MPV PDF. grams) or imperial (ie. To View Cup Seals PDF Click Here. Process & Material Process - Material - Advantages. Many construction and off-road vehicles use hydraulic and/or pneumatic power: backhoes, front-loaders, tractors, cranes, bull dozers and forklifts. Many different ucup configurations exist to properly seal that demanding application. U-Cup Seals are used in hydraulic cylinders for piston or rod applications in equipment that relies hydraulic or pneumatic power. Materials used on our asymmetrical metric rod seals include Fabric & Rubber, Fluorocarbon (FKM, Viton Fluorel), Highly Saturated Nitrile (HSN, HNBR), Hytrel, Nitrile (Buna-N), PTFE (Teflon), or Urethane. HOME; ABOUT. Know more about metric U-Cup Seal sizes and designs. DPV. Packing cups or U-cups are a lip seal, named for the cross-section’s distinctive “U” shape. The unloaded urethane U-cup design provides an excellent heavy-duty seal for both piston or rod applications and works well in static and dynamic applications. MRTLU Urethane. Free FedEx 2 Day shipping on orders of $50.00 or more - use Code: WINTER2020 (Online & Domestic Only) (Coupons may not be combined) My Account . Metric Vee Packing (Neo/Fab Vee Sets) read more . Styles. Z-Seal U-Cups Z-seals are squeeze type seals, primarily used for heavy-duty rod applications. STD Size Table. The u-cup is ideal for use on linear moving shafts and piston heads, because unlike an o-ring the shape does not try to roll with the movement and create friction. pounds and ounces) measurements. Link Pin Seals (Metal-Cased Rod Eye Seal) read more. Customer Login. Some fit seal housings in accordance with ISO 5597:2010. Cushion Seals (Metric) read more. STD rod and piston seals are made of TPU and are suitable for pressures up to 400 bar (5,800 psi) and can also be used as a heavy duty static seal or snap-in rod wiper. The most common U-Cup seal in use today. Top Quality Precision Molded Rubber Products! FPE Seals can also custom-manufacture a full range of seals to meet every customer need in metric or imperial sizes. The U-Cup RU2 is a double lip seal in a compact design. Hydraulic sealing solutions for fluid power applications have become a priority in our continued product offering. This seal combines the performance of the twin lip design and an anti-extrusion ring for high pressure applica- tions. Hydraulic U Cup Metric 4mm ID x 10mm OD x 4.5mm Seal Price for 1 pc. Know more about metric U-Cup Seal sizes and designs. The recipes on our website can be viewed in either metric ( ie. Hydraulic seals … MH609 Urethane. U-Cups. Contact Details . We can supply single and double acting seals, wipers and u-rings. Liquid or air pressure "inflates" the u-cup and affects a seal. A u-cup is an o-ring formed into a u-shaped channel. Complete Set-with Inner Ring and Rubber Sealed; Machined … STD u-cups are available in imperial sizes. High Performance Polyurethane Metric U-Cup Seal . The seal is suitable for assembly into closed grooves and mainly used in light-duty cylinder applications in mobile equipment. Z-seals have excellent sealability, low compression set and superior anti-extrusion characteristics when compared to other lip seals. As pressure is applied to the U-cup the seal experiences an increase in sealing force until it reaches the maximum pressure the seal can handle. Packing cups or U-cups are popular in low-pressure applications where a low friction seal would be beneficial. It is thus particularly suitable for use in space-saving designs. Resources. DPV profiles have slide rings made of X-ECOPUR PS (TPU) developed for pressures up to 400 bar (5 800 psi). They are suitable for high fluid temperatures and for medium to heavy duty applications such as earthmoving equipment. We can also cross reference from manufacturers such as Simrit, Hallite, Valqua, Freudenberg, DLI, Claron Polyseal, Parker Seals, Dichtomatik, Corteco, Busak and Shamban, SKF, Hunger and Merkle as well as many others.. FPE Seals deliver a fast turnaround next-day service with custom orders normally fulfilled within 48 hours. Piston U-Seals (Metric) read more. Special sizes available from our SealMaker manufacturing service. Rod Buffer Seals (Urethane & Teflon, Swivel Seal) read more. Z-Seal U-Cup Design. Slide – Polyurethane . Standard sizes are listed on the attached chart but this is just a guide, so please enquire direct if your sizes are not shown. MFP offers a wide range of metric U-Cup designs and produces them from a broad range of materials. Toll Free: 1.800.394.6590 Local: 1.612.333.7464 . U-Cup; Piston Glide Rings New Series 90; News. U-Cup Seals or U-Ring Seals are commonly used in linear applications to seal the rod or piston. The U-Cup has two sealing lips in the dynamic sealing zone. These seals provide good resistance to hydrolysis (attack from moisture) and good low temperature resilience. The O-ring Store offers an assortment includes rod, piston and wiper seals as well as guides, O-rings and back-up rings. If you would like to use the American "cups" method of measurement, the table below can be used as a conversion guideline for non- liquid ingredients. 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