New combination single piece cast head easy to use adjusting washers. Trunnion definition of trunnion by the free dictionary. Both locking lugs show signs of some pretty catastrophic overpressure. Drawtite heavy duty trunnion bar weight distribution. Windmill sales representative will contact you within 24 hours. Trunnion cap 91010047 for bottom half pedestalstraddle mount, single point overslung. Trunnion mounted side entry, cast steel, full bore asme class 150 f a e f 6 inches and smaller lever operated a weights of welded body weldingend valve style a e ob of of e a ob 12 and smaller 14 and larger size a weight inches rf bw rtj ob e f kg 2 178 216 191 51 188 410 11 3 203 283 216 76 229 510 18 4 229 305 241 102 260 700 38. Aks with cast trunnions drama ak operators union, local 4774. Oct, 2015 im just simply amazed by whole casting vs forged ak trunnions discussion. One gi, which cracked the trunnion as one of the hardness problem guns, ptr fixed that in a week turn, and its been fine since. Drawtite heavy duty trunnion bar weight distribution hitch head. If you are looking for heavyduty replacement parts for your rotary foundry drum, you have come to the right place.
Because of the tremendous overload that the war industries were carry. Because of the closeness of the gun trunnions to the ground and the weight of the round, a loading tray and automatic rammer are provided. All eveley stubby and trunnion axles have been designed for use with high capacity low bed trailers, construction machinery and industrial applications. When ar crowd, basically root out and brutally laugh it out any manufacturers who are not following mil spec and not making ars components stronger, here in ak world, we are trying to justify cutting corners in manufacturing process on part which is the spine of akall this is justified by statements like. To investigate the materials and techniques used by ptr in their gi. Set just forward of the centre of gravity, trunnions provided the principal point for attaching the barrel to the carriage and a pivot for adjusting the vertical angle of the gun. However,ive noticed 2 guns that were done differently at some shops lately. A trunnion is a protrusion that is utilized as a mounting point. This superior product is perfect to make your trailer towing experience safe and convenient. Alternatively, a trunnion is a shaft that positions and supports a tilting plate. Wooded buttstock has 212 crack on left side parallel to the bore line. Ive shot hundreds of rounds of it through my ptr 91 gi and it has never cause a single issue. Trunnion m1206 for mack ss65sws59 65k camelback rear suspensions. Cdnn is a long ways from where i live, and if i could maybe find a dealer somewhere on the east coast i might be able to.
That being said the 32 did suffer from a cracked trunnion. I make a whole new shaft that uses modern cross joints and bolts right up. Im just simply amazed by whole casting vs forged ak trunnions discussion. Mack insulator box bolt kits, mack trunnion bushings,mack metric spring bolts, mack grade 8 ubolts, mack truck insulator mp end pads, mack rear trunnion seats, and more offered at ats at discounted prices. A pin or gudgeon, especially either of two small cylindrical projections on a cannon forming an axis on which it pivots. These supports are used on a wide variety of objects and devices, and they are usually designed to be an integral part of a device for added stability and strength.
These hitches feature integrated sway control, a highly durable carbide powdercoat finishand include trailer ball and installation hardware. By 1968, reeses commitment to quality products was so highly regarded that the rv industry asked reese to develop tests to gather data related to trailer towing loads. The reality is there really arent the same kind of options like there are with fals and aks where you have a variety of quality. Replacement long trunnion weight distribution spring bar 6k. I was also talking to mack service manager he said they have a service trunnion in three pieces. Weight distributing hitches free delivery possible on eligible purchases. Curt 17536 trutrack trunnion bar replacement spring bar. Ptr replaced the rifle including shipping and transfer fees. This rifle s 2012 production with the correct chamber fluting. A trunnion from old french trognon, trunk is a cylindrical protrusion used as a mounting or pivoting point. We look for the telltale signs of worn center bushings.
Order replacement long trunnion weight distribution spring bar 6k 8k lbs. Buy trailers, parts and accessories, or have your trailer serviced or repaired by the best in the industry. Shrinking bolt gap causes can vary, but a cracked trunnion can be one cause, improper barrel pinning another. First associated with cannons, they are an important military development. Husky 331 pin trunnion bar weight distribution hitch. From bearings to complete body assemblies, gk can get you the parts you need fast.
Buy husky 331 pin trunnion bar weight distribution hitch 501 lb. Below are just a few samples of rotary drum parts available from general kinematics. The builder called him up to let him know that the niw german trunnion cracked while he was pressing in a rcm barrel the builder replaced it with a used german trunnion everything was fine. I was wondering idf anyone out there replaced with aftermarket trunnion that did not require you to slide them in from the back.
It offers a 10,000 pound gross trailer weight rating and a 1,000 pound tongue weight rating. Apr 28, 2020 a trunnion is a protrusion that is utilized as a mounting point. The round style bars slide up into the head and are held in place with clips. The accuracy was fantastic by my standards 5 groups at 200 yds.
A cracked trunnion cap indicates that excessive sidetoside wear may have popped the trunnion nut and allowed the spindle to contact the cap. Repair cracked trunnion, replace trunnion assembly and trunnion tube. There are two types of spring bars, round and trunnion. This rear trunnion allows the use of the ace modular stock without having to cut the tang off of an original trunnion. Refused shipments that we have not been notified of in advance will be charged for outbound and return freight charges and may require additional handling charges of up to 15%. Because of our unwavering commitment to quality, safety and innovation, reese products has earned the reputation as the premier manufacturer of hitching systems in north america.
Worn trunnion bushings will produce a gap between the trunnion and the bushing. Designed using stateoftheart technology and with customers in. The curt weight distribution hitch is a specialized towing system that provides improved vehicle and trai. Thank you for your interest in our cs trunnion type ball valve products. Great prices on trailer sway control and weight distributing hitches. Three hk 91 forends assemblies, one of which has bipod attached. The previous threads focused on the barrel and the trunnion. Quality oem trunnion, trunnion shafts, stands and bushings or heavy duty trucks and trailers. If i myself was buying a new wd hitch, it would be the trunnion system due the the heavier nature or the hitch, the easier greasing of the trunnion sockets, the range of available wd bars that can go in it and the reese method of adjusting the hitch head tilt. There is no reactive or proactive swaying in this hitch. Then you have the problem if the housing is worn there is going to be too much clearance to the new bearings and then you are back to square 1.
Ptr says theyll cover shipping both ways apparently and take care of the issue. A semi automatic version of a reliable and accurate battle rifle, the ptr 91 rifle uses an interesting delayed blowback roller locking system that is different from most rifles. For the round bars it is easier to adjust the angle of the ball mount to get the system in the correct position for towing and weight distribution. Compilation of air pollutant emission factors volume 1. Review of the curt trutrack weight distribution system. Ptr turned my gi with a cracked trunnion around in 10 days with a new trunnion and a refinish. Like equalizer heads, spring bars vary by weight distribution systems look at your systems parts break down for part numbers. This product is made of highquality materials to serve you for years to come. The hardened cam components are less subject to wear and last longer than competitor models. Husky 331 pin trunnion bar weight distribution hitch 501.
The tiny needle bearings inside the cups over the ends of the trunnions rust and. That data later became the industrytesting standard called v5 and saej684. It falls in the serial number range that has the known problem of trunnion cracking and hasnt shown any signs yet. Shop for drawtite heavy duty trunnion bar weight distribution hitch head with confidence at. The first cracks natural gas and makes carbon black and hydrogen. Reichsanstalt ptr, which was the physical and technical institute of the. Plain old dried out, cracked rubber inserts mean theyve seen better days. This is a misnomer, as in reality it is a cradle for the true trunnion. Designed using stateoftheart technology and with customers in mind, this product by curt will last a lifetime.
Curt trutrack trunnion bar weight distribution hitches actively control trailer sway and level your vehicletrailer combination. Truck suspension trunnion bushings, shafts, and stands. All brands of weight distribution trunnion bar kits. Did you have a squib or some sort of failure before you noted this.
Like all wd hitches, it uses a pair of spring bars to leverage the trailer tongue weight and spread it across all axles of the vehicletrailer combination. Mack truck suspension parts,mack trunnion bushings. The upper rivet hole will be further back than the original hole. Jan 16, 2017 the curt 17341 pinstyle trunnion bar weight distribution hitch is made with the builtin sway control attachment tabs which restrict the unnecessary movements between the tow hitch and the trailer. While there are other copies of the hk 91 g 3 rifle, the ptr is arguably the only one to boast equal quality. I was asked to do this topic some time ago in order to provide guidance to those who might be looking for one so they know what to look for and what to avoid. Aks with cast trunnions drama ak operators union, local. Based on the industryproven stainless steel cabinet based inline series 5100 labeling system, the trunnion series continues labelaires longstanding tradition of advanced features. Curt trutrack trunnion bar weight distribution hitches 17500. Lightduty trunnion bar weight distribution hitch sku. Curt 1015k trutrack trunnion weight distribution hitch w. I recently purchased 1998 mack rd 688s dump with cracked trunnion.
Contamination o f t he a i r f 1 ow m e ter will gi v e y our engines computer. Repair shop seals clutches filters lighting electrical more essentials line card news oem equivalent parts hendrickson suspension service. Universal trutrack trunnion bar replacement spring bar 17536 by curt. The innovative pro series trunnion weight distribution is engineered to provide the features you expect in a weight distribution is engineered to provide the features you expect in a weight distribution kit at an economical price. The trunnion style bars slide into the head from the side or back. Which is better round bar weight distribution or trunnion head.
Valves have springs that become tired and orings that lose their e. Im aware that the preferred method of welding a trunnion into a rec. I was also talking to mack service manager he said they. Universal trunnion spring weight distribution hitch for 2 receivers 17301 by curt. This gun was a us gi bring back and subsequently sold to noted. Ill just shoot the piss out of it and send it in when it does decide to crack. Touching up that weld and a refinish should be quick.
We diagnose bushing problems without taking the suspension apart. How to rebuild a ball and trunnion drive shaft ccrc. Because of our unwavering commitment to quality, safety and innovation, reese products has earned the reputation as the. Curt 17340 pinstyle trunnion bar weight distribution hitch 600 lb. Making objects with this type of integrated support can be challenging, but the superior strength and support. The rivet holes are already drilled in the trunnions and these will need to be used with a receiver that doesnt already have the trunnion holes drilled. Curt 17301 trunnion spring weight distribution hitch for 2. Just put a ptr 91 gi green furniture on layaway with buds. Replacement long trunnion weight distribution spring bar. What are the differences between a round bar and trunnion bar in a weight distribution hitch system. Great deals on weight distribution replacement parts made by reese, equalizer and curt. Reese products rapidly became known as north americas most recognized brand in the marketplace. Trunnion bar weight distribution hitches discount hitch. Founded in 1952 by tj reese, reese pioneered the technology that has set the standard for todays advanced towing systems designs.
The curt line of trunnion bar weight distribution hitches offers a range of capacities and styles to let you bring it with confidence. Tongue weight capacity also has a builtin sway control tabs which ensure no unnecessary movements between the hitch. But that incident and the reported ptr trunnion cracking have me wondering how hk originally pressed the barrels. Mark simpson demonstrates how to replace the boot without the need to replace the shaft pin. Trunnion definition, either of the two cylindrical projections on a cannon, one on each side for supporting the cannon on its carriage. Petersen the ptr91 receiver is made from a sheet of 16 gauge, 1018 grade steel. For quick delivery in canada, order online from or call 8003004067. Today were going to take a look at and show you how to install the curt trutrack weight distribution system with sway control. Written by hitchweb team friday, october 12, 2012 3 comments.
Because of the closeness of the gun trunnions to the. Buy lightduty trunnion bar weight distribution hitch for only 376. Fullsize travel trailer or popup camper no matter what rv youre towing this weekend, getting to that destination safe and sound starts with the right hitch connection. Mack truck suspension parts and accessories used on mack camelback rear suspension. I am trying to decide between the ptr 91 gi, and the century arms cetme. Full text of popular mechanics complete car care manual. Specifications track lengths available from 28 available with 12. Iltrunnion the new labelaire trunnion series labeling system accurately wrap applies labels at high speeds to small diameter products at an affordable price. My problem in putting it together was to not simply write buy a preban hk 91 original and be done with it.
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