{"id":53817,"date":"2026-02-19T11:45:59","date_gmt":"2026-02-19T16:45:59","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/cat-816-3s-1581-elbow-air-3s1581-caterpillar-mining\/"},"modified":"2026-02-19T11:46:02","modified_gmt":"2026-02-19T16:46:02","slug":"cat-816-3s-1581-elbow-air-3s1581-caterpillar-mining","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/cat-816-3s-1581-elbow-air-3s1581-caterpillar-mining\/","title":{"rendered":"CAT 816 3S-1581 ELBOW-AIR 3S1581 | Caterpillar | Mining"},"content":{"rendered":"

Title
\nCaterpillar 3S-1581 Elbow-Air 3S1581 | Fits 816, 815, 235 Excavators<\/p>\n

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Opening Paragraph
\nThe Caterpillar 3S-1581 Elbow-Air 3S1581 is a precision-engineered OEM replacement component designed for 816, 815, and 235 excavators operating in mining and heavy construction environments. Built for structural durability and exact fitment, this elbow-air component supports critical assemblies to ensure reliable performance and reduced downtime.<\/p>\n

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Common Applications
\nThis Caterpillar 3S-1581 elbow-air 3S1581 is essential for:
\n– Professional maintenance of CAT excavators.
\n– Direct replacement of worn structural and pivot components.
\n– Heavy-duty mining and earthmoving operations.
\n– Maintaining proper alignment in equipment linkage systems.<\/p>\n

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Fits The Following Models
\n– CAT 816 Excavator
\n– CAT 815 Excavator
\n– CAT 235 Excavator
\n– CAT 12G Excavator
\n(Verify fitment with your specific serial number.)<\/p>\n

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OEM Reference
\nPart Number: 3S-1581
\nBrand: Caterpillar
\nCategory: Mining
\nMachine Type: Hydraulic Excavator
\nCondition: OEM \/ Genuine-Style Replacement <\/p>\n

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Product Details and Availability
\nIn Stock (if confirmed).
\nGlobal Shipping Available.
\nSerial Number Verification Support.
\nRequest Fast Quote for Current Market Pricing.<\/p>\n

Access full technical specifications and availability here:
\nhttps:\/\/allparts.expert\/parts\/mining\/cat-816-3s-1581-elbow-air-3s1581-caterpillar-mining\/<\/a><\/p>","protected":false},"excerpt":{"rendered":"

Direct OEM Genuine
\nMulti-Model Compatibility
\nHeavy-Duty Mining Grade
\nSerial Verification Available
\nWorldwide Shipping<\/p>","protected":false},"featured_media":53166,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[15344],"model_no":[731,6731,2057,732,2059,6732,2062,6726,6727,6733,6734,6735,6736,6737,6729,6741,6730,34854,739,688,690,37541,37545,6742,6743,37542,6744,737,6749,6750,69],"product_cat":[144],"product_tag":[359833,359832,359834,302848,294895,302628,359831],"class_list":{"0":"post-53817","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-earthmoving-compactor","8":"model_no-731","9":"model_no-12f","10":"model_no-12g","11":"model_no-732","12":"model_no-140g","13":"model_no-14e","14":"model_no-14g","15":"model_no-6726","16":"model_no-6727","17":"model_no-561c","18":"model_no-571f","19":"model_no-571g","20":"model_no-572f","21":"model_no-572g","22":"model_no-6729","23":"model_no-627b","24":"model_no-6730","25":"model_no-637b","26":"model_no-739","27":"model_no-688","28":"model_no-690","29":"model_no-955k","30":"model_no-955l","31":"model_no-966c","32":"model_no-977k","33":"model_no-977l","34":"model_no-980b","35":"model_no-d5","36":"model_no-d6c","37":"model_no-d7f","38":"model_no-d7g","39":"product_cat-mining","40":"product_tag-3s-1581-elbow","41":"product_tag-cat-11k-977k-track-type-loader-parts","42":"product_tag-cat-3s-1581-air-elbow","43":"product_tag-cat-57u-816-earthmoving-compactor","44":"product_tag-cat-61m-12g-motor-grader-parts","45":"product_tag-cat-91p-815-earthmoving-compactor","46":"product_tag-caterpillar-57u-816-spare-parts","48":"first","49":"instock","50":"shipping-taxable","51":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/53817","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/comments?post=53817"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/53166"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=53817"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=53817"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=53817"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=53817"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=53817"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=53817"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}