{"id":12970,"date":"2025-07-17T13:26:35","date_gmt":"2025-07-17T17:26:35","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-112-3259-seal-o-ring-1123259\/"},"modified":"2025-07-17T13:26:37","modified_gmt":"2025-07-17T17:26:37","slug":"caterpillar-112-3259-seal-o-ring-1123259","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-112-3259-seal-o-ring-1123259\/","title":{"rendered":"CATERPILLAR 112-3259 Seal-O Ring 1123259"},"content":{"rendered":"

Caterpillar 112-3259 Seal-O Ring \u2013 OEM-Grade Durability and Precision Fit<\/strong><\/p>\n

The Caterpillar 112-3259 Seal-O Ring is engineered to meet the rigorous demands of heavy-duty applications across various Caterpillar machinery, including cold planers, drills, earthmoving compactors, and engine-generator sets. Manufactured with premium elastomeric materials, this seal offers exceptional resistance to wear, heat, and chemical exposure, ensuring a reliable seal under extreme load conditions. With precise dimensions tailored to OEM specifications, the 112-3259 O-ring guarantees a perfect fit that maintains optimal hydraulic and pneumatic system integrity.<\/p>\n

Designed to withstand high-pressure environments within drivetrain and engine components, the 112-3259 Seal-O Ring enhances equipment performance by preventing fluid leaks and contamination ingress. Its advanced metallurgy and material composition contribute to superior elasticity and compression set resistance, extending service life and reducing downtime. This seal is compatible with a wide range of Caterpillar models, including 3TK-PM-565, 5XC-PR-1000C, 7PJ-PR-450C, and multiple engine-generator sets such as 81Z-3412 and 78Z-3408 series, making it an essential replacement part for maintaining operational efficiency.<\/p>\n

For reliable OEM-quality replacement parts that ensure durability and peak performance, explore the full specifications and purchase options for the Caterpillar 112-3259 Seal-O Ring at AllParts Expert. \ud83d\udd17 Caterpillar 112-3259 Seal-O Ring Product Details<\/a><\/p>\n

Related part numbers:<\/strong> 112-3259, 3TK-PM-565, 5XC-PR-1000C, 5XC-PR-1000, 8GS-PM-565B, 7PJ-PR-450C, 7DC-PR-450, 8AC-PR-750B, DLZ-MD6310, DN8-MD6250, 7FR-836, 3RL-836, 81Z-3412C, 81Z-3412, 78Z-3408B, 78Z-3408C, 78Z-3408, 4BZ-3412C, 9EP-3412C, BCW-3412C, 5JA-SR4, 5KA-SR4, BAK-3412C, BAX-3412C, 2WJ-3412, DJN-3412C, LRY-3412C, TFT-3412C, DK6-3412, TGC-3412, XJ5-3412, N1B-C27, T4Z-C27, 5LA-SR4, 5MA-SR4<\/p>","protected":false},"excerpt":{"rendered":"

3TK-PM-565 Cold Planer
\n5XC-PR-1000C Cold Planer
\n5XC-PR-1000 Cold Planer
\n8GS-PM-565B Cold Planer
\n7PJ-PR-450C Cold Planer
\n7DC-PR-450 Cold Planer
\n8AC-PR-750B Cold Planer
\nDLZ-MD6310 Drill
\nDN8-MD6250 Drill
\n7FR-836 Earthmoving Compactor
\n3RL-836 Earthmoving Compactor
\n81Z-3412C Engine – Generator Set
\n81Z-3412 Engine – Generator Set
\n78Z-3408B Engine – Generator Set
\n78Z-3408C Engine – Generator Set
\n78Z-3408 Engine – Generator Set
\n4BZ-3412C Engine – Generator Set
\n9EP-3412C Engine – Generator Set
\nBCW-3412C Engine – Generator Set
\n5JA-SR4 Engine – Generator Set
\n5KA-SR4 Engine – Generator Set
\nBAK-3412C Engine – Generator Set
\nBAX-3412C Engine – Generator Set
\n2WJ-3412 Engine – Generator Set
\nDJN-3412C Engine – Generator Set
\nLRY-3412C Engine – Generator Set
\nTFT-3412C Engine – Generator Set
\nDK6-3412 Engine – Generator Set
\nTGC-3412 Engine – Generator Set
\nXJ5-3412 Engine – Generator Set
\nN1B-C27 Engine – Generator Set
\nT4Z-C27 Engine – Generator Set
\n5LA-SR4 Engine – Generator Set
\n5MA-SR4 Engine – Gen<\/p>","protected":false},"featured_media":12773,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[15462],"model_no":[38849,3373,3374,3375,1231,3376,41988,3377,2672,1680,1679,1678,2564,36380,2567,15473,15474,15475,15476,17293,2571,2570,1823,2572,2540,2474,1664,2475,2469,2470,1661,2477,1665,2473,2471,2472,1663,2478,2459,1655,1511,15342,25996,28215,15341,2681,2683,1657,1656,2684,15469,15471,2551,15470,15472,2656,2657,45,2654,2655,19877,19875,6724,38840,6721,38842,38841,6722,42431,42430,40395,3372,43693,2675,2676],"product_cat":[144],"product_tag":[65147,65151,65159,64071,65156,65153,64837,65152,65146,65158,65155,65149,65145,65148,65150,22636,65154,65157,1475],"class_list":{"0":"post-12970","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-cold-planer","8":"model_no-38849","9":"model_no-3408b","10":"model_no-3408c","11":"model_no-3408e","12":"model_no-1231","13":"model_no-3412c","14":"model_no-3412d","15":"model_no-3412e","16":"model_no-2672","17":"model_no-6015b","18":"model_no-1679","19":"model_no-6020b","20":"model_no-2564","21":"model_no-6030-t4","22":"model_no-2567","23":"model_no-631d","24":"model_no-633d","25":"model_no-637d","26":"model_no-639d","27":"model_no-69d","28":"model_no-768c","29":"model_no-769c","30":"model_no-769d","31":"model_no-771c","32":"model_no-771d","33":"model_no-772b","34":"model_no-1664","35":"model_no-773b","36":"model_no-773d","37":"model_no-773e","38":"model_no-773g","39":"model_no-773g-oem","40":"model_no-1665","41":"model_no-775b","42":"model_no-775d","43":"model_no-775e","44":"model_no-775g","45":"model_no-775g-oem","46":"model_no-2459","47":"model_no-777f","48":"model_no-777g","49":"model_no-834b","50":"model_no-834s","51":"model_no-834u","52":"model_no-15341","53":"model_no-2681","54":"model_no-844k","55":"model_no-1657","56":"model_no-854k","57":"model_no-2684","58":"model_no-ad40","59":"model_no-ad45","60":"model_no-ad63","61":"model_no-ae40","62":"model_no-ae40-ii","63":"model_no-c27","64":"model_no-c32","65":"model_no-d11t","66":"model_no-md6250","67":"model_no-md6310","68":"model_no-pm-565","69":"model_no-pm-565b","70":"model_no-pm3412","71":"model_no-pr-1000","72":"model_no-pr-1000c","73":"model_no-pr-450","74":"model_no-pr-450c","75":"model_no-pr-750b","76":"model_no-sct673","77":"model_no-sps342","78":"model_no-spt342","79":"model_no-sr4","80":"model_no-sr500","81":"model_no-th48","82":"model_no-th48-e70","83":"product_cat-mining","84":"product_tag-112-3259-o-ring","85":"product_tag-3tk-pm-565-parts","86":"product_tag-5ja-sr4-engine-generator-parts","87":"product_tag-5xc-pr-1000-cold-planer-seal","88":"product_tag-78z-3408b-o-ring-seal","89":"product_tag-7pj-pr-450c-seal-replacement","90":"product_tag-81z-3412c-engine-generator-seal","91":"product_tag-8gs-pm-565b-o-ring","92":"product_tag-cat-1123259-seal","93":"product_tag-cat-c27-engine-o-ring","94":"product_tag-cat-engine-generator-set-112-3259","95":"product_tag-cat-seal-112-3259","96":"product_tag-caterpillar-112-3259","97":"product_tag-caterpillar-seal-o-ring-112-3259","98":"product_tag-cold-planer-spare-parts","99":"product_tag-construction-machinery-seals","100":"product_tag-dlz-md6310-drill-parts","101":"product_tag-earthmoving-compactor-7fr-836-seal","102":"product_tag-mining-equipment-spare-parts","104":"first","105":"instock","106":"shipping-taxable","107":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/12970","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=12970"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/12773"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=12970"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=12970"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=12970"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=12970"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=12970"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=12970"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}