{"id":16619,"date":"2025-08-04T17:59:48","date_gmt":"2025-08-04T21:59:48","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-421-8919-washer-4218919\/"},"modified":"2025-08-04T17:59:51","modified_gmt":"2025-08-04T21:59:51","slug":"caterpillar-421-8919-washer-4218919","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-421-8919-washer-4218919\/","title":{"rendered":"CATERPILLAR 421-8919 Washer 4218919"},"content":{"rendered":"

Caterpillar 421-8919 Washer \u2013 OEM-Grade Durability for Heavy Equipment<\/strong><\/p>\n

The Caterpillar 421-8919 Washer is a precision-engineered component designed to meet the rigorous demands of heavy machinery such as Backhoe Loaders (models 8RN-428C, 1JR-438C, 9KN-438C), Cold Planers (7PJ-PR-450C, 7DC-PR-450), and a wide range of Engine Generator Sets (including AN2-C18, 5GA-SR4, LNB-C18, NSR-C15, and more). Manufactured to OEM specifications, this washer ensures optimal fit and function within drivetrain assemblies and engine components, contributing to the overall reliability and performance of Caterpillar equipment. Its robust metallurgy and precise dimensions provide excellent resistance to wear and deformation under high load conditions.<\/p>\n

Constructed from high-strength alloy steel, the 421-8919 Washer offers superior tensile strength and corrosion resistance, essential for maintaining integrity in harsh operating environments. Its exacting tolerances facilitate uniform load distribution and reduce stress concentrations, thereby extending the service life of connected parts. This washer plays a critical role in maintaining proper spacing and alignment, minimizing vibration and mechanical fatigue in heavy-duty applications. Ideal for maintenance and repair operations, it supports sustained equipment uptime and operational efficiency.<\/p>\n

For genuine Caterpillar spare parts that guarantee durability and performance, explore the full specifications and availability of the 421-8919 Washer here: \ud83d\udd17 Caterpillar 421-8919 Washer at AllParts Expert<\/a>. Ensure your heavy equipment operates at peak efficiency with this essential OEM-grade washer.<\/p>","protected":false},"excerpt":{"rendered":"

8RN-428C Backhoe Loader
\n1JR-438C Backhoe Loader
\n9KN-438C Backhoe Loader
\n7PJ-PR-450C Cold Planer
\n7DC-PR-450 Cold Planer
\nAN2-C18 Engine – Generator Set
\n5GA-SR4 Engine – Generator Set
\n5HA-SR4 Engine – Generator Set
\nLNB-C18 Engine – Generator Set
\nNSR-C15 Engine – Generator Set
\nBG4-C18 Engine – Generator Set
\nLZB-C18 Engine – Generator Set
\nLXJ-C15 Engine – Generator Set
\nXP8-C15 Engine – Generator Set
\n2S4-C18 GEN SE Engine – Generator Set
\nLXK-C18 Engine – Generator Set
\n75Z-3406 Engine – Generator Set
\n2S3-C15 GEN SE Engine – Generator Set
\nAR2-C15 Engine – Generator Set
\nC2F-C15 Engine – Generator Set
\nCE5-C15 Engine – Generator Set
\nGB3-C15 Engine – Generator Set
\nL8B-C15 Engine – Generator Set
\nLNA-C15 Engine – Generator Set
\nLZA-C15 Engine – Generator Set
\nAR3-C18 Engine – Generator Set
\nCYL-C18 Engine – Generator Set
\nEKW-C18 Engine – Generator Set
\nL8D-C18 Engine – Generator Set
\nM1Z-C18 Engine – Generator Set
\nME5-C18 Engine – Generator Set
\nNR7-C18 Engine – Generator Set
\nSTD-C18 Engine – Gene<\/p>","protected":false},"featured_media":16427,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[32372],"model_no":[39370,7064,699,32217,32216,701,702,32219,32230,3224,3215,705,706,3212,3238,3234,3219,3235,3237,3236,3205,3220,3202,3221,21046,6688,6689,39312,3206,36368,38068,7172,713,32237,44190,38118,40200,2943,42462,42463,42464,66,36340,41445,42468,42469,42470,42471,38842,38841,3372,36352],"product_cat":[144],"product_tag":[92845,92904,92906,92849,92909,92847,50354,56023,92907,92848,92905,92910,92903,92911,78782,20378,92908],"class_list":{"0":"post-16619","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-backhoe-loader","8":"model_no-320d","9":"model_no-322c","10":"model_no-324e","11":"model_no-324e-l","12":"model_no-324e-ln","13":"model_no-326f","14":"model_no-329e","15":"model_no-329e-l","16":"model_no-329e-ln","17":"model_no-330c","18":"model_no-330c-l","19":"model_no-330f","20":"model_no-330fmhpu","21":"model_no-336d2-l","22":"model_no-336e","23":"model_no-336e-h","24":"model_no-336e-l","25":"model_no-336e-lh","26":"model_no-336e-ln","27":"model_no-336e-lnh","28":"model_no-336f","29":"model_no-336f-l-xe","30":"model_no-336f-lnxe","31":"model_no-336f-xe","32":"model_no-21046","33":"model_no-3406b","34":"model_no-3406c","35":"model_no-3406e","36":"model_no-340f-l-uhd","37":"model_no-349f-lxe","38":"model_no-428c","39":"model_no-438c","40":"model_no-713","41":"model_no-568-fm","42":"model_no-568-fm-ll","43":"model_no-c-15","44":"model_no-c-16","45":"model_no-c15","46":"model_no-c15-gen-se","47":"model_no-c15-genset","48":"model_no-c15-i6","49":"model_no-c18","50":"model_no-c18-gen-se","51":"model_no-c18-i6","52":"model_no-d450gc","53":"model_no-d500gc","54":"model_no-d550gc","55":"model_no-d600-gc","56":"model_no-pr-450","57":"model_no-pr-450c","58":"model_no-sr4","59":"model_no-xq1140","60":"product_cat-mining","61":"product_tag-1jr-438c-backhoe-loader-spare","62":"product_tag-421-8919-washer-cat","63":"product_tag-4218919-washer-for-backhoe-loader","64":"product_tag-5ga-sr4-generator-set-components","65":"product_tag-75z-3406-engine-spare-parts","66":"product_tag-7dc-pr-450-cold-planer-washer","67":"product_tag-7pj-pr-450c-cold-planer-parts","68":"product_tag-8rn-428c-backhoe-loader-parts","69":"product_tag-9kn-438c-backhoe-loader-washer","70":"product_tag-an2-c18-engine-generator-parts","71":"product_tag-cat-421-8919-spare-part","72":"product_tag-cat-backhoe-loader-washer-421-8919","73":"product_tag-caterpillar-washer-421-8919","74":"product_tag-construction-machinery-washer-421-8919","75":"product_tag-lnb-c18-engine-parts","76":"product_tag-mining-equipment-spare-parts-cat","77":"product_tag-nsr-c15-engine-generator-washer","79":"first","80":"instock","81":"shipping-taxable","82":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/16619","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=16619"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/16427"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=16619"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=16619"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=16619"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=16619"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=16619"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=16619"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}