Last Purchase of 2022 - .177 Winchester Model 1100 XSU

Well today I decided to take a chance on an unusual underlever air rifle being a .177 Winchester Model 1100 XSU I found at a second hand store. Cosmetically it needs some work to make the Turkish Walnut stock presentable and a good cleaning and relive of the metal parts. However, I figured for $49.50 I would not be out to much but would gain some more knowledge on rebuilding/tuning of various springer designs and manufactures.

All I know is that it marked as made in Turkey, I presume it is a Hatsan model because of country of origin and the nice gold plated trigger that you see on the Model 95 and other Hatsan air rifles. It also says it was made for Daisy located in Arkansas.

I really would like to know what the official designation Hatsan sells/sold these under and where other than Hatsan could seals and a mainspring be purchased if needed. Any advise and tips on what can be done with this type of air rifle is greatly appreciated.

Below are some pictures showing current condition and markings. So far I know it shoots but have not checked for velocity or accuracy at this time.

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Took it apart, checked seals both were in good shape, the strange barrel setup locks up tight, the spring was not canted, cleaned what May have been 13 years of gunk out of the inside, gave it fresh moly and lube where appropriate, trigger is good for now (will tinker with it if I decide to keep it) And refinished the walnut stock.

Tested velocity with old tin of 10.5 gr Crosman Premier Ultra Magnum Pellets and had a high of 961 fps and a low of 955 fps on 5 shots. I guess that is in the ballpark for this model. Next up when it is warmer - accuracy test.

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Took it apart, checked seals both were in good shape, the strange barrel setup locks up tight, the spring was not canted, cleaned what May have been 13 years of gunk out of the inside, gave it fresh moly and lube where appropriate, trigger is good for now (will tinker with it if I decide to keep it) And refinished the walnut stock.

Tested velocity with old tin of 10.5 gr Crosman Premier Ultra Magnum Pellets and had a high of 961 fps and a low of 955 fps on 5 shots. I guess that is in the ballpark for this model. Next up when it is warmer - accuracy test.

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Foe $45 you cant argue on that.. good deal, nice gun .. 👍
 
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