{"product_id":"538591-60","title":"538591-60 Seal, Plain, Encased | FAA-PMA | SKF Aerospace – Leonardo A109","description":"\u003cp\u003eThe 538591-60 is an FAA-PMA approved Seal, Plain, Encased manufactured by SKF Aerospace Sealing Solutions as a replacement for Leonardo P\/N 109-0104-14-101.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFAA PMA:\u003c\/strong\u003e PQ2457CE, Supplement No. 15 (27 Mar 2019) – Identicality per 14 CFR 21.303 under licensing agreement with Leonardo S.p.A.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eEligibility:\u003c\/strong\u003e Leonardo A109, A109AII, A109C, A109K2.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e PMA PQ2457CE is now held by \u003cstrong\u003eKRS Aerospace Elastomeric Solutions\u003c\/strong\u003e, the former SKF Aerospace Sealing Solutions plant in Elgin, Illinois, sold by SKF to Carco PRP Group in January 2026.\u003c\/p\u003e\u003ch3\u003eAbout KRS Aerospace Elastomeric Solutions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eKRS Aerospace Elastomeric Solutions\u003c\/strong\u003e (Elgin, Illinois) traces its heritage to \u003cstrong\u003eChicago Rawhide\u003c\/strong\u003e, an American company founded in Chicago in \u003cstrong\u003e1878\u003c\/strong\u003e that grew into one of the best-known names in seals and, later, aerospace elastomeric and vibration-control products from its base in Elgin.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSKF acquired Chicago Rawhide in 1990\u003c\/strong\u003e, and the Elgin site became SKF's aerospace elastomeric and sealing operation – the holder of FAA PMA \u003cstrong\u003ePQ2457CE\u003c\/strong\u003e, first as SKF Aerospace Sealing Solutions. In \u003cstrong\u003eJanuary 2026\u003c\/strong\u003e SKF completed the sale of this operation to \u003cstrong\u003eCarco PRP Group\u003c\/strong\u003e, and it now operates as KRS, manufacturing elastomeric bearings, vibration isolators and engine mounts, dampers and molded rubber products for rotorcraft and other aerospace and defense platforms. The PMA approvals, part numbers and plant stayed the same.\u003c\/p\u003e","brand":"SKF","offers":[{"title":"Default Title","offer_id":67185980309579,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/8981\/3067\/files\/Blackbird_placeholder_1000_db0044d9-e0b7-4211-a68b-b9bec11d9a85.png?v=1791149228","url":"https:\/\/bbirdaviation.com\/products\/538591-60","provider":"Blackbird Aviation","version":"1.0","type":"link"}