If all other characteristics are good (thread lead, flat and parallel faces, etc), this is the only point that need be regularly checked. Slectionner une page. When a properly sized tool is found, insert the spindle in and press the tool against the missing part inside the thimble. Just fingers. Often, the spring is also there, but they do sometimes get lost. External micrometers measuring up to 1 in. Outside Micrometer, Mechanical 1966 Series Features Standards: BS870, DIN 863/1, ISO361 Capacity from 25mm-150mm Tungsten carbide measuring faces 6.8mm spindle diameter 'Speeder' type ratchet Locking lever Choice of standard or vernier type sleeve Adjusting key Supplied complete with durable plastic case Cool. On all examples I have knowledge of, the threaded sleeve is brazed into the body of the barrel (see photos-- yes, I ruined one so you don't have to. This is also what allows us to adjust the micrometer. Don't force it. 121.06. Founded in 1906 by innovative engineer Frank Moore, Moore & Wright has been designing, manufacturing and supplying precision measuring equipment for over 100 years. This tool was intended to be used as a demonstration piece, and that it is, to some extent, usable is a benefit. It is dead simple. Is it possible to restore them to what I assume was an original black? All Moore & Wright catalogs and technical brochures - DirectIndustry 124.80. The best do only a little better than this, and the worst do much worse. 75-100mm . Once the screw is finger snug, the spindle is backed out a turn and the screw snugged up. This is the part that is overly tight for some reason. It is pretty close, but not quite. Moore & Wright Micrometer w/Case No. 0-25mm . Then, a drop or two of penetrating oil at the top to get things started. Thank you very much for this. Moore & Wright Micrometers - Mech Metrology No corrosive chemicals. 2 years ago. Parts aren't cheap, so, given my proclivities, I keep a stock of part units around and grab pretty much every one I can cheaply at yard sales and flea markets. 971 at the best online prices at eBay! Moore & Wright 891M150 Adjustable Depth Micrometer 0-150mm/0.01mm 234.64 2 remaining at this price! Moore & Wright 890M Fixed Type Depth Micrometer 0-25mm/0.01mm 133.37 Moore & Wright Dial Caliper White Face 0-6in 44.65 Light axial pressure to hold it in place while running the screw in the end to lock it. To reduce this chance of botch-up companies with inspection departments had contracts for maintaining their inspection equipment and company personnel could have their own tools sent out at the same time. The frame holds the parts in the appropriate configuration. Adjustable Micrometer Moore & Wright - ref. 943MX - RUBIX UK If you unthread the stem lock screw all of the way out, you will see the setup. The anvil had a small ding in the edge that raised a burr on the working face, so the burr was dressed with a fine, dead flat Arkansas stone until the burr was gone and the face flat. Had it been dropped? You will distort it and ruin the tool. To adjust this mic, loosen the screw in the side by the anvil. If it is worn out, replacing the assembly is the only practical option. To understand the adjustment procedure, we'll look at how the unit is constructed. 925MF Metric -13mm/.01mm, New Old Stock. So, back to the vise and a different sized hole in a split block of wood. Starrett 0-1" No. A light rap on the end of the wrench in the loosening direction may help. The outside was cleaned with steel wool and oil. I would guess that one reason this style eventually disappeared (other than in crummy not-a-bargain models) is that the adjustment is finicky and the anvil stem has the unsupported section above the frame which can be bent easily. I always wondered about what goes into a micrometer. This does not put the zero of the thimble over the index. The spindle may not go through the spindle lock without wiggling the lock assembly a bit. moore and wright micrometer adjustment The spindle lock and force control device are not key, as they can be repaired easily, and are options. If the adjuster is turned too far, the threads will be out of registration and will bind. We don't adjust anything. Unfortunately, they are often found without the second piece. See details This is a precision grind and polished smooth, not right off a bench grinder. The adjuster ring was put back on- it has a taper in the threads, so goes on the right way much more readily than the other- and adjusted a fraction of a turn at a time until there was no detectable play in the spindle. Due to the rust freeze, the thimble was removed first. Used good to top quality tools can often be had used for less money than an unusable cheapo costs new. If it is not right on zero, loosen the cap, readjust, back the spindle out, and snug the cap again. Using the wrong wrench will lead to heartbreak. It is a scrape and wipe job. If it won't move after a week or so with penetrant, then decision time comes in: let it be, or up the ante a little. When the lock is in place, reinsert the spindle carefully. The portion of the spindle that is inside the barrel includes screw threads, and as the thimble is rotated, the spindle and thimble advance or retract. The thimble can be mounted in any rotational position, so cutting the threads on the spindle and body is easier in manufacture than if they needed to be cut to an alignment. Let me introduce you to the can. DO NOT use WD40 or any other substance that will get tacky or dry out. With roots fixed firmly in Sheffield, England, the company began by manufacturing a range of calipers, screwdrivers, punches and other engineers tools. These adjustable depth micrometers conform to BS64681984. Be sure the contact surface inside the cap has been wiped with oil and that the threads on the thimble have as well. 230 Outside . Back the spindle out to expose the adjuster slot in the threaded sleeve and rotate the sleeve in the frame the correct amount to get a zero. First, lets look at how it SHOULD be. Follow up with a drop of oil applied with a pin. I don't think Starret makes/has made interchangable anvil thread mic's like Mitutoyo (and the generic import suppliers). That, with the pattern of rust on the surface and little pitting on the spindle, led me to believe that the spindle was rusted in at the exposed end, but the rust wasn't into the threads, so, if nothing else, I could cut the frame and spindle and use the thimble end as an adjustable lathe stop. Penetrating oils do a great job for this type of work. Too much force will either break the pin from the wrench or damage the hole in the cap. Moore and Wright - Allendale Group ad by Antiques1977 Ad from shop Antiques1977 Antiques1977 From shop Antiques1977. If it requires enough force that the screw might strip or the head break off, then it gets interesting.

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