{"product_id":"samson-mainspring-no-5052-for-bulova-10an-10ar-10at-10aw-10aa-10as-10ab-10ae-10ax-10zaz-10am-10w-10ai-steel","title":"Samson Mainspring No. 5052 for Bulova 10AN, 10AR, 10AT, 10AW, 10AA, 10AS, 10AB, 10AE, 10AX, 10AZ, 10AM, 10W, 10AI - Steel","description":"\u003cp\u003e\u003cstrong\u003eSamson \u003c\/strong\u003eNo. 5052 steel mainspring for Bulova 10AN, 10AR, 10AT, 10AW, 10AA, 10AS, 10AB, 10AE, 10AX, 10AZ, 10AM, 10W, 10AI and a whole mess of Bulova 4 ligne movements plus many, many others as well, new in envelope. See images for further details including calibers supported (it's quite a list) and precise mainspring specifications. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.\u003c\/p\u003e","brand":"Samson","offers":[{"title":"Default Title","offer_id":49321622176052,"sku":"PMS-SAM5052S-10","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/3341\/1124\/files\/2026-10-0711.37.21.jpg?v=1791398580","url":"https:\/\/www.vintagetimeparts.com\/products\/samson-mainspring-no-5052-for-bulova-10an-10ar-10at-10aw-10aa-10as-10ab-10ae-10ax-10zaz-10am-10w-10ai-steel","provider":"Vintage Time Parts","version":"1.0","type":"link"}