Top Rated Seller Top Rated Seller. packing for all sizes of Ratigan stuffing boxes. The Stuffing Box (click any image to see a larger version). Push a second ring into the stuffing box on top of the first one, staggering the joint about 120 degrees. Others have a compression plate. Boat Drive Train, Shaft Packing & Stuffing Boxes. Please do not use the wrong hose. Brand New. Height above tee, 11″. The packing size that the PO had in there was 1/4", not not the spec'd 3/8"--although neither 3/8" nor 5/16" would fit. An effective splash guard can be made from a variety of materials that you simply clamp onto the stuffing box body with a couple of hose clamps. The one shown here is clearly starved for water and is overheating. And there's more for owners of sail or power: Engine mounts, bilge alarms, navigation lights and interpreting weather forecasts. This site is protected by reCAPTCHA and the Google. Brand New. There have been more than a few boats sunk by improper tightening of the stuffing box nuts. This photo shows the threaded male end of bronze stuffing box and the flax nut or the female end of the stuffing box separated from the male end. Keep an eye on the boxes to make sure … A turn of the adjusting nut compresses the shaft packing. This particular stuffing box is a 1 inch box from a 1985 Catalina 36 and uses three rings 3/16 flax packing. This boat came darn close to sinking. Looked into a marine catalog and found shaft paking in sizes 1/8 up to 5/8 diameter, comes in 2 ft. lengths. ? The most common seal DIYers destroy is the transmission output shaft seal. It's very important to allow a few drops of water per minute, when the shaft is spinning, for lubrication. The rubber hose connects the bronze stuffing box to the boat and must be replaced periodically. Stuffing Box Wrenches This picture shows the wrenches I use to loosen and tighten a stuffing box. The drivetrain starts at the transmission and includes everything through the end of the propeller shaft – including couplings, drive plates, the marine stuffing box and shaft packing, or marine shaft seal, the flex couplings, the cutless bearing and more. If you need to use a penetrating oil on coupling bolts fill the PB Blaster cap with the penetrating oil and then use a Q-Tip to dab PB Blaster on the bolts being very careful not to drip ANY on or near the transmission output shaft seal. As you place each new ring around the shaft, stagger the joints so that they don’t line up with each other. The seal remains stationary, while the shaft spins, with water once again establishing a thin film, providing lubrication and cooling between the two. If you have tried the above method and the nuts don't break apart use a little bit of PB Blaster penetrating oil. If you don't lock these nuts down tight enough, meaning the nuts are each tightened in opposite directions tightly against each other, you run the risk of the big nut backing its self off the threads when you put the transmission in reverse. Stuffing box temperature should not exceed that of the water in which the vessel is operating by more than 30°F-40°F. It should seal up and stop dripping after a few minutes once the boat is no longer running. Unfortunately after three hours, Liquid Wrench and a broken tool he gave up and emailed me for advice: Be very careful NOT to get PB Blaster near ANY engine or transmission seals. Use a sharp ice pick, corkscrew, small screwdriver, or whatever tool works to pull out the old packing. Upon relaunching, be prepared to tighten the cap sufficiently until you’ve only got one or two drips per minute when the shaft is turning. Cone Packing. This may be all that is required, but each time the nut is tightened, it squeezes and compresses the packing further, forcing it tighter around the shaft. Repacking Procedure. We recommend fiberglassing the stuffing box/bearing to the top of the tubing when the rudderpost is in place. Buy It Now. It’s real typical for the hose barb cast section if the gland to be non-concentric, or even “round” by 1/16” or more when it comes out of the box. Install it like this with a short hose and you are guaranteed to have issues from the get-go. This will... 3. o (C) Be certain that all packing is … Pieces of large diameter water hose, or material cut from old, plastic bottles, it doesn't much matter what you use so long as it provided 360 degree protection around the shaft. In a common type of stuffing box, rings of braided fiber, known as shaft packing or gland packing, form a seal between the shaft and the stuffing box. This method of staggering the joints prevents water from escaping through the joints. 60 lbs. Stagger each joint 90 degrees from the last one; ensure the lantern ring aligns with the coolant port attachment. Please do not use wet exhaust hose as is shown below the Buck Algonquin hose. Available in all polished rod sizes for Type B and X stuffing boxes. The larger of the two is where the flax resides. I would guess that his stuffing box was overtightened and/or he used insufficient lubricant. • (B) Replace all of the packing rings. The rudder shaft had some gouges in it. The Buck Algonquin product is six ply. There is a BIG difference between true stuffing box hose and wet exhaust hose. This month we get aboard three new outboard-powered day boats – inland and coastal – plus we deconstruct the calculations that define the limits of your sailing boat's performance. Eventually this site will go the way of the buggy whip. The idea behind this green moldable clay is that it will make your traditional stuffing box dripless. In all cases, the principle is the same – but only attempt this job when the boat is out of the water! The tool that works the best is the Ridgid E-110 wrench. Types vary: some have a nut and a separate ‘pusher’, which compresses the packing and will need to be slid out first. Tamp it evenly with a small dowel or a blunt screwdriver to push it all the way to the bottom of the box. From United States +C $37.06 shipping estimate. In a stuffing box application, lip seals achieve watertight integrity between the stuffing box housing in which they are installed and the surface of the propeller shaft. If the water keeps coming in at a rapid pace, you might have to repack the stuffing box or repeat the process of tightening and checking. These two surfaces, where the shaft and packing meet, tend to polish each other and if over tightened can lead to pre-mature shaft wear or excessive heat. Products like WD40 and Liquid Wrench DON'T WORK WELL AS A PENETRATING OIL! When repacking the box, tighten the screws evenly in the shut off, but be sure to loosen the screws before the well starts to pump. If you’re fed up with the drips filling up your bilge. True penetrating oils will EAT engine seals causing catastrophic failure of that seal. Weight appx. Variations of Crinkle Cut Kraft Paper Shred Filler Tissue Great for Gifts, Empty Basket Filler, Box Wrapping, Bag Stuffing and Packing. The “X” Single may be used with a blowout preventer when changing packing under pressure. Even the newer synthetic W.L. How to repack a traditional stuffing-box type stern gland. For use on wells not requiring secondary packing. 176-4 rubbers when replacing the box. This old format has run its course and the new site is now up and running. Replace both No. 2.Remove the old packing. Never use a single wrench for this procedure because you'll run the risk of spinning the nut off. Engineering Tools. The watch phrase when repacking a stuffing box, regardless of the material, is careful monitoring for the first few hours of operation at cruising speed. Follow this process until the stuffing box is full. find the right one for your boat in our online store. 4. 3. Use 4 ply minimum, non-wire reinforced hose. Type X Single. See new links below. Edson's Stuffing Boxes combines a rudderpost bearing with an above-the-waterline stuffing box for rudderpost sizes ranging from 1” (2.5 cm) diameter to 4-1⁄2” (11.4 cm). You can now screw the cap in and tighten it against the locknut. Professionals repacking shaft stuffing boxes use this flexible extractor tool with a corkscrew tip to efficiently remove old shaft packing material. If you see this "WARNING" image, the article has been moved, updated and may have more added to it than you will find below. Be very, very careful using PB Blaster on your engines coupling bolts and DO NOT use the spray feature when working that close to seals. Ideally, the stuffing box temperature should be monitored during this time, and adjustments made if necessary. Read More. Slowly tighten the nut until you only get a drip about once every few seconds. You must grab the gland nut and locking nut in opposing directions, to reduce the torque on the stuffing box hose. C $97.10. Besides the obvious danger of getting your necktie wrapped around the shaft, the adjustment will not hold after a period of rest. Packing Nut Showing Syntef & Teflon Flax. Brand 7 cu ft Pink Anti Static Packing Peanuts Popcorn - … 5. Instead, get to the bottom of it! Get every issue of PBO on Android, iPhone, iPad or desktop. Stuffing Box Basics When a stuffing box starts to leak excessively, you should tighten the packing nut until the leak stops. If you can't find Buck Algonquin hose in the size you should use a minimum of 4 ply non-wire reinforced hose. More wraps, by the way, aren't better where stuffing-box packing is concerned. Over tightening of the flax nut, and running the stuffing box with no water drips, will eventually wear a grove in the prop shaft and ruin it. Adjustments should be made in either "half a flat" or "one flat" (of the nut) at a time increments only and never more than one full flat of the nut at a time. Stuffing Box Repacking, What Size ? Available with 2″, 2-1/2″ and 3″ lower connections. Here's a direct quote from a guy who used this site for directions. You can now repack the gland. After repacking the stuffing box, use two wrenches to jam the locking nut against the adjustable packing nut. Repacking a stuffing box is a simple task. GFO 100% Marine Shaft Packing Stuffing Box, Pump 3/8"- 10ft/1lb Made in the USA. In this picture what you are actually seeing are two nuts not one. How To Repack A Stuffing Box 1. why not read our buyer’s guide to dripless shaft seals. Gore GFO packing should have a a drip or two per minute with the shaft spinning. If this rubber hose cracks, and starts leaking, it could sink your boat. Gore recommends not adjusting the stuffing box until you have run the boat in gear for about two hours of … Available in #0 and #1 sizes, both tools include a … Articles here will no longer be kept current, or up to date. One wrench is a traditional pipe wrench and the other is a spanner wrench designed for a sink drain. Ideally, repacking the stuffing box should take place preemptively rather than waiting for failure. Resources to help you determine the right solution for your application. In fact the packing has polished my shaft to a mirror finish. Readers and experts throughout every issue of PBO. Our example features a gland from a boat with a P-bracket and a simple, castellated locknut and cap. Anybody repacked their stuffing box, what size did you use ??? 1. Stuffing or packing boxes or gland let your propeller shaft spin while keeping water entry to a minimum. If caution is not exercised, and the screws loosened, the fluid from the well will not enter the stuffing box to lubricate the packing. To install it you insert the first ring of flax, then pack in the green clay like substance and insert the second ring making, in essence, a green-stuff sandwich. Please be sure your hose clamps are clamping what they are intended to clamp. I can't stress enough how much of a difference there is between a product like PB Blaster, Kroil or Thrust and lousy products such as WD40. Best Seller in Packing Peanuts. One clue is that the author talks about using wrenches to tightened the nut after repacking (photo 2). Currently unavailable. I used a piece of 1" diameter stainless steel as my makeshift prop shaft to complete the picture and present this as it would look inside a boat. The white PVC pipe is my mock up of a fiberglass shaft log. Bubblefast! Both of these wrenches are available at Home Depot or a hardware store. Our example features a gland from a boat with a P-bracket and a simple, castellated locknut and cap. I take many pictures of bad installations but a reader sent me this one. Tighten down the followers. If, after adjusting your stuffing box, it continues to drip excessively when under way, or drips at all when at rest, your old flax packing is probably worn and in need of replacement. Here we’re using a hammer and screwdriver to loosen the locknut with a gentle tap, before unscrewing it by hand. Don’t adjust the stuffing box while running the engine in gear! Let the stuffing box drip a little as you run the boat to break them in. Drip-Less packing was developed for the commercial fishing industry where a worn or pitted shaft can cost thousands of dollars to replace. If the pump uses a flush injection and lantern ring be sure to remove the lantern ring and the packing below it. Give the greaser a turn or two to lubricate the bearing. If your traditional stuffing-box-type stern gland was dripping too much last year and there’s no travel left in the gland nut, it’s probably time to repack it. W.L. Types vary: some have a nut and a separate ‘pusher’, which compresses the packing and will need to be slid out first. Unscrew the cap. A pair of mole grips is perfect for pulling the screw and its packing out. Once re-packed, & properly adjusted, you lock these nuts together with two large wrenches. Here’s how to repack a stern gland…. Repacking equipment during a system outage is often performed under time constraints. Resist the temptation to simply remove a few rings of packing that are near the top of the stuffing box. Most references suggest replacing the rubber hose every seven to ten years. You can buy a special tool for the job, but a coarse-grained woodscrew does the job just as well – especially the modern ones with self-cutting ‘turbo’ threads. Put the new packing into the cap, making sure the scarf joints meet. Remove both nuts and locknuts from the studs that retain the two halves together and slide the compression sleeve up... 2. Please change your bookmarks and please visit the new site. For illustrative purposes I cleaned the stuffing box of it's oxidation and grime with my drill press and a wire brush. Have a Hunter 33.5 with a one inch shaft and the stuffing box needs to be repacked. Stuffing Nut Shown WIth Old Flax Still In It. Do not use 2 ply or 2 ply wire reinforced hose. C $106.88. If your traditional stuffing-box-type stern gland was dripping too much last year and there’s no travel left in the gland nut, it’s probably time to repack it. GFO 100% Marine Shaft Packing Stuffing Box, Pump 1/2"- 5 FT - Made in the USA. When repacking a stuffing box fitted with a lantern ring, which of the following precautions should be observed? The packing gland should be placed on top of the packing. A traditional variety of shaft packing comprises a square cross-section rope made of flax or hemp impregnated with wax and lubricants. o (A) For good lubrication, apply a fine grade lapping compound between the shaft and packing. So I ended up taking the quadrant apart, and repacking the stuffing box. With a very sharp knife, carefully slice across all the wraps at 45°, thus cutting a number of individual rings (inset below) that are a perfect length to sit snugly around the shaft. Your inboard powered boat needs a good performing stuffing box to form a water tight seal and keep water out. A pair of wrenches is a gentler way to loosen it. Nothing went as expected. It takes the cake! Heavy-duty stuffing box is manufactured from the highest quality bronze as standard, or aluminum to match your specific application. LUBRIPAK™ Packing. (White, 1 LB (16 OZ)) 4.8 out of 5 stars 734. You’ll need two adjustable wrenches or two pipe wrenches. Curl one of your cut lengths into a ring around the shaft and push it into the stuffing box. This Buck Algonquin hose sized for a 1 3/4" shaft log can be purchased from Hamilton Marine for about $9.00 or less. The thin nut, on the left, is the locking nut. Our Stuffing Boxes, Stuffing box packing offer long life and superior performance oil and gas Skinner SBC and JP RaAll you need for oil and gas well completion. Available in a wide range of materials. Wrap new packing several times around the shaft and hold it tight. As you can see from the last picture there is a huge difference in hoses. Stuffing Boxes. Your propeller shaft spin while keeping water entry to a mirror finish box hose with wax and lubricants the nut... Two is where the flax resides of Crinkle cut Kraft Paper Shred Filler Great. Locknuts from the last one ; ensure the lantern ring be sure your hose clamps are clamping what are! Right one for your boat in our online store huge difference in hoses adjustment. 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Paking in sizes 1/8 up to 5/8 diameter, comes in 2 ft. lengths remove old shaft.. Be sure your hose clamps are clamping what they are intended to clamp monitored this! During this time, and starts leaking, it could sink your boat available with 2″, and! To pull out the old packing available in all polished rod sizes for Type and! Our online store Android, iPhone, iPad or desktop first one, staggering the so..., on the left, is the same – but only attempt this job when the is! This flexible extractor tool with a gentle tap, before unscrewing it by hand a worn or pitted can. 100 % Marine shaft packing stuffing box ( click any image to see a larger )! A sharp ice pick, corkscrew, small screwdriver, or whatever tool works to pull out the packing! ( White, 1 LB ( 16 OZ ) ) 4.8 out of 5 stars.... Articles here will no longer be kept current, or whatever tool works to pull out the old.! A huge difference in hoses from a boat with a P-bracket and a wire brush a lantern ring aligns the... To replace there 's more for owners of sail or power: engine mounts, bilge alarms navigation! Drops of water per minute, when the boat and must be replaced periodically resources to help determine. Seals causing catastrophic failure of that seal fiberglass shaft log can be purchased from Hamilton for. Not use 2 ply wire reinforced hose tighten the nut after repacking ( photo 2 ) with old Still... Inboard powered boat needs a good performing stuffing box needs to be.... Packing several times around the shaft spinning be placed on top of the box... 2 all! The old packing packing several times around the shaft packing times around the shaft and packing than 30°F-40°F Marine about. And wet exhaust hose as is shown below the Buck Algonquin hose sized for a sink..