{"product_id":"6946a-2929l","title":"PYREX Cover for 2L – 4L Reaction Kettle, 3 Side-Ne","description":"\u003cp\u003eCorning These PYREX(r) kettle covers are for 2L to 4L kettle bodies (No. 6946).  Covers have a sturdy wall and a wider 6 inch tooled flat flange at bottom which has a groove in the face to take an O-ring (140mm) for a greaseless tight seal. Center neck and three side necks are 120° apart. All four necks have full length 29\/42 Standard Taper outer joints. Viton(r) O-ring must be ordered separately. For O-rings, see No. 6946-R140; for stainless steel McCarter kettle clamps, see No. 6946B-140. - COG\u003c\/p\u003e","brand":"Neta Scientific","offers":[{"title":"Default Title","offer_id":35987102498984,"sku":"","price":612.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0438\/4106\/1032\/products\/6946A-2929L_82b7a432-ad83-4665-a6a6-9afae0fb2e47.jpg?v=1598618832","url":"https:\/\/plus.labcloudinc.com\/products\/6946a-2929l","provider":"LabCloud Plus+","version":"1.0","type":"link"}