Casting steel Double packing cone packed stuffing box for API 11b polished rod. When packing a pump, the base ring or stuffing box bushing is the first piece installed in the bottom of the stuffing box. … Pressure Control includes trusted brands such as Seaboard, which provides wellheads, valves and frac trees, and Mathena, which delivers drilling mud-gas separation equipment including chokes, separators, and environmental containment equipment. 188.8.131.52 Stuffing box (packing) Pump packing, contained in stuffing boxes, may be used in some applications to prevent extreme loss of fluid from the low-pressure side of the pump where the shaft penetrates the volute. A stuffing box, also called a packing gland, doesn't have to leak much. Is there a product out there that acts as a backup for a stuffing box. The packing I used was the 1/4" size with graphite impregnation. Packing Pullers. Because of its composition and design it lasts more than 5 times longer and outperforms all flax and PTFE packing in marine stern tube, rudder and bulkhead applications. The runout tolerance allowed for packing. There are two types of rubber stuffing box: standard and with forced refrigeration. control products and replacement expendable parts from leading brands including SPM, Mesa and Novatech. The most common sign that packing needs replacement is excessive leakage from the back of the stuffing box. It has since two decades become a highly respected and recognized source of equipments, assemblies and replacement spares … Shaft Size: … Cone Packing. While packing-less valves (such as pinch valves) exist, most valves have a stuffing box and need packing to create a seal against the stem or gate. This can lead to increased air leakage through the stuffing box at higher vacuum levels or excessive seal water leakage along the shaft at lower vacuum levels. Ratigan. If no such packing is available, slightly thicker packing will do, … In fact, it may not be dripping at all while the boat is at rest, so that the owner may be misled by this fact into thinking that there is no problem. 1" Marine Seal Our Price: $6.95 . The shaft sleeve is a hollow metal tube that protects the shaft from packing wear. SBC Type X Single. Be careful not to pack for the wrong type! 5.All the rings in the supplied set should be used. Flax Packing 5/16" Our Price: $3.50 . STuFFINg BOx CONE PACkINg (1) SET STuFFINg BOx BODy STuFFINg BOx COMPRESSION SCREW (2) STuFFINg BOx gLAND NuT (2) 5/8"-11 x 2-1/4" STuFFINg BOx FLANgE BOLT AND NuT/WASHER (6) STuFFINg BOx BASE The Global Wellhead Systems Authority™ 6 Make Your Connection with 1/1/2014. They've proven their dependability in some of the most demanding oilfields and other types of environments in the world, including in the U.S. as well as overseas. Use a bushing* to fill stuffing box if depth is greater than height of uncompressed packing set. Shop brands like Buck Algonquin. Packing life is affected by many factors; however, the main failure in slurry service … We are also old hands at re-packing traditional stuffing boxes and servicing dripless stuffing boxes. In this model, the lantern ring aligns with the gland port with two to three pieces of … Our stuffing box lock nuts and packing nuts are compatible with our exclusive stuffing box wrench sets. I took care of re-packing my stuffing box 2 months ago. Classic … Unsurpassed for long life and superior performance SBC Stripper Rubbers are molded from tough oil-resistant nitrile rubber and designed to provide the ultimate in service & flexibility. Dramatically reduces stuffing box failures and maintenance costs; Rubber packing with PTFE-blended seal ring ; PTFE-blended seal ring minimizes contact between rubber and polished rod; Low coefficient of friction; Less heat buildup; Lower drag on polished rod; Unique bowl … Home Boat Design Forums > Design > Propulsion > Inboards > Backup Stern Tube seal. 1 Piece (Min Order) 8 YRS Tianjin Soright Technology Development Co., Ltd. 75.0%. Typically, this water is tapped from the engine’s raw water cooling system; either at the water pump itself or via a T fitting immediately before water is injected … Other materials available upon request. Part # CONN-13714 Replacement Flax Packing for stuffing boxes. Figure 3. Stuffing Box Accessibility Because packing will wear over time and require gland adjustments, the stuffing box must be accessible to maintain the packing. The jam nut unscrews after removing the large split pin. Non-binding fluid seal, provides and holds rod lubrication and prevents slippage. Knife gate valves are cleaned prior to repair and repacking. Its robust construction, highest quality alloys and precision machining gives it the ability to withstand long service life at sea. 10. Stuffing boxes are sized with or without shaft sleeves. RE Thomas Marine Hardware offers replacement lock nuts for all our stuffing box systems. A procedure for the installation of Teflon Kevlar packing. Primary packing can be changed under pressure by tightening compression bolts. Moreover, when you look at a stuffing box while underway at speed, you may not be able to actually see what is happening. Dome Packing..... 14 Sure-Pak Packing ... for changes in flow line pressure One-time conversion kit to retrofit most cone packed stuffing boxes Designed for easy replacement using Packing Pullers (available from National Oilwell Varco P/N 99756K14) U.S. patent number: 5622371. Part # SVK-13657 Skandvic Hose Clamps . Product Contamination/Dilution Since many sealing applications require the packing to include a flush to cool, the cost to remove the flush water or the possible contamination may be an issue in some applications. Overview. (The shaft willl leak a little but … (Left) … Most widely used stuffing box in the industry. Stuffing Box Packing. Polished Rod Stuffing Box Packing . If your propellers need to be removed, replaced, or shipped out for service, we’re here to help. Crown Packing: Crown packing oilfield stuffing box rubbers are extremely effective for high-temperature … Exceptional, non-binding fluid seal for lubrication of the rod. STUFFING BOX FOR POLISHED ROD 1 1/4" AND TUBING 2 3/8" US $260.00 / Piece. packing for all sizes of Ratigan stuffing boxes. Free shipping on orders over $100. Questions? Normally. shaft passes through the stuffing box. Many stuffing boxes rely on yet another smaller but no less important hose—the one through which water is pumped from the engine, affording the stuffing box’s packing material and cutless bearings improved lubrication and cooling. Marine Stuffing Box Packing Material Ultra X Replaces Flax Packing in Stuffing Boxes Ultra-X is a braided hydrophobic fiber packing. When a shaft is rotating very fast, it can be creating a very fine mist of … Proudly powered by Weebly. SPECIFICATIONS JSB WSB Working … Contact Supplier. Contact Supplier. In Stock Part # GLEN-106-516 Flax Packing for stuffing boxes . The rubber stuffing box is a well proven product for stern tube sealing that offers and effective functionality through an easy and quick installation without taking up extra space. Lantern Rings (replacement) TYPES: Machined SIZE: … To determine bushing … In Stock ABA 316 SS Hose Clamp #28 Our Price: $5.88 . Premature Bearing Failure … The company developed a large number of these items as import substitute for Oil Well, Defense, Railways and other industries. 3/8" 1. packing should be as thick as half the difference between the inside diameter of the packing chamber and the valve stem diameter. It's not uncommon for a Johnson Heavy-Duty Stuffing Box to last the life of the vessel. Clean the valve stem and valve packing chamber carefully. RRP was established by Late S.L Patwa in the year 1963 at Kolkata to manufacture engineered rubber, rubber to metal bonded and metal components. Stuffing box pressure. Rod sizes: 1⅛, 1¼, 15⁄16, 1⅜, 1½, or 1¾ in. Models - IVSB, IVTBSB & IVDPSB Model Inverted Stuffing Box (IVSB) • … Shaft Sleeves. “They protect the stuffing box and the installed packing by providing an access point for flush water.” the article said. 1 Unit (Min Order) 6 YRS Yantai Sanmon Machinery Equipments Co., Ltd. 9.1%. Replacement stuffing box packing nuts sold separately. Home About us Services Projects … Measure the depth of the stuffing box. Wheel Stuffing Box (WSB) • Economy stuffing box • Easy to adjust threaded cap –NO BOLTS (great in high salt water cut area’s) • Integral pumping tee • Reduced connections • Low profile design, ideal for short stroke pumping units • Reduces costly packing maintenance time • Even adjustment of packing every time! Technical Support. Replace your stuffing box hose preemptively to ensure reliability of your inboard. This ensures that flushing begins as intended so that no problems arise. Request a Quote. In case too much water drips through the packing or there is a larger failure.... Log in or Sign up. Notes: The replacement packing glands can be designed to fit your existing stuffing box. … Shaft Sleeve. Packing is an inexpensive method of sealling centrifugal pumps, and if properly installed and maintained, can offer trouble free, reliable service. Dome Packing. 6. Available in a wide range of materials. We can design or machine from your drawing. If the pressure is above … SURE-PAK PACKING Soft+ handles temperatures to 160F (71C) … Proper packing selection, failure analysis and installation procedures are critical to the leak-free operation of valves. In Stock Part # … This way, if the packing was too tight, lacked lubricity, or had dirt, and scored something…it will be a less expensive shaft sleeve which needs replacement, not an expensive shaft. Saves labor when removing packings from stuffing boxes; Available in a range of sizes to meet all requirements ; Specially tempered tool steel corkscrew bits for strength and durability; BUY RIGID PACKING PULLERS; Professional Packing Tools; 6'' Solid Shaft Packing Extractor … The maintenance consist only on setting a bit of grease periodically. Available in the following sizes: Size* 1/8" 3/16" 1/4" 5/16" 3/8" 7/16" 1/2" 9/16" 5/8" 3/4" 7/8" 1" 1. 4. SBC Type X Cross Twin. Figure 3 8. The leakage will likely be cool to the touch and cloudy. There are situations where mechanical seals … 9. The purpose of this bushing is to prevent packing from extruding through the bottom of the stuffing box. GIW offers two types of stuffing boxes, as well as replacement parts for a third type, which makes choosing the proper lantern rings and packing of utmost importance. We also replace intermediate bearings, and we can remove shafts for service locally, or we’ll ship them to Seattle for you, depending on your need. You may see spraying or gushing at the site of the leak. The proper flush setup protects the packing, shaft, and stuffing box from excess heat, product buildup, friction, and wear. Contact a Representative; Request a Quote; Fluid-Seal™ Cone Packing. A bushing should also be used if the gland follower is short and gland flange could bottom out leaving no room for future adjustment. Dome Packing. 8. Three causes of packing failure. They are also used for stuffing box bore pits or leak paths and checking for shaft sleeve roughness. In the water. 1/8" 1. • One-time conversion kit to retrofit most cone packed stuffing boxes • Designed for easy replacement using Packing Pullers (available from National Oilwell Varco — P/N 99756K14) • U.S. patent number: 5622371 Material Maximum % H 2 S Maximum % CO 2 Maximum Temperature NBR DOME 2% Not Recommended 250°F (121°C) HSN DOME 10% 20% 325°F (163°C) TFEP (Aflas) DOME 35% 15% 450°F … Replacement Flax Packing for stuffing boxes. Cone Packing: We design and manufacture cone packing stuffing box rubbers to provide reliable performance at high temperatures. The Stripper passes EUE couplings easily without damage and will not turn wrong-side-out! Please select the correct shaft diameter when ordering. In addition, the amount of leakage dripping from the bottom of the box will be noticeably larger than the size of a pencil. On one at-sea repair opportunity, I used strips of cut-up T shirt lubricated with cooking lard. Boat Design Net . Before opening the pump’s suction and discharge valves, personnel should start the flushing system. The latter can also contribute to a premature bearing failure if the leak is severe enough to allow water to enter the bearing housing. Discussion in 'Inboards' started by DSCMEARL, Sep 30, 2010. 1/6. “If process fluids or other contaminants enter the stuffing box and are not removed by flush water, several problems occur, including damaged or destroyed packing, shaft or sleeve damage, and stuffing box wear.” A lantern ring also gives the stuffing box an outlet to assist with cooling by … In Stock 1-1/8" Marine Seal Our Price: $6.95 . If packing is in good condition and properly tightened, … 9. LONG-LIFE™ Packing. Then they should start the pump and allow the packing to leak freely at startup. I unscrewed the jam nut, slid it as far forward as it would go and used a sharp pointed pick the remove the old packing material. Key Words • FPM • GFO™ • Kevlar™ • PTFE • Teflon • TFE Selection and Replacement of Packing - 167 - Pumps & Pumping - 168 - Packing (Also Called Mechanical Packing) Location Packing is located in the stuffing box and … DPSB 2" 8RD X 1-1/2" STUFFING BOX W/ORG W/DOME PKG,FUSION BOLTS CONTROL DEVICE W/EXP PROOF SWITCH DPSB 2-1/2" 8RD X 1-1/2" STUFFING BOX W/ORG W/DOME PKG,FUSION BOLTS Double packed stuffing box with Standard Oil Resevoir Gland (ORG) and packed … If a pump handles suction lift and the pressure at the stuffing box is below atmospheric, the stuffing box function is to prevent air leakage into the pump. 5. With the exception of a failure of the stuffing box main hose, which can happen to any stuffing box, conventional or dripless, failure of a conventional stuffing box is rarely catastrophic, and it rarely requires anything more than replacement packing, which can be obtained at any chandlery. Joined: Sep 2010 Posts: 4 Likes: 0, Points: 0, Legacy Rep: 10 … Give us a call at 207-422-6532 or send us an email via our secure contact form. Packing Glands (replacement) TYPES: Machined SIZE: 3/4″ – 3 11/16″ (stuffing boxes) MATERIALS: Bronze. • Even adjustment of packing every time! Packing set should be compressed 30 % minimum during install. A procedure for packing replacement. High quality API … – KE designs are best for minimum water usage and require one or two packing rings ahead of the lantern ring. Our Hercules packing is compatible with various models of stuffing boxes. Bought at West Marine. US $100.00-$500.00 / Unit. It should be only hand tight. A Johnson heavy-duty stuffing box is engineered and built to seal out seawater and give unmatched protection for your propulsion system. Stuffing Box Packing. Select a proper tool to remove packing so as not to damage the valve stem and valve packing chamber (stuffing box). When this situation occurs, we commonly find that the packing gland has been tightened to the point of creating … Engineered mechanical and rotating … IF THE STUFFING BOX HAS A LANTERN RING (SEE ILLUSTRATION ABOVE), make sure that the lantern ring, as installed, is slightly behind the fluid inlet so that it will move under the inlet as follower pressure is applied. Fluid-Seal™ Rod Packing.
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