{"id":1375,"date":"2026-09-11T07:00:05","date_gmt":"2026-09-11T07:00:05","guid":{"rendered":"https:\/\/injection-molded-parts.com\/40-plastic-sprocket-specification-guide\/"},"modified":"2026-09-14T07:54:15","modified_gmt":"2026-09-14T07:54:15","slug":"40-plastic-sprocket-specification-guide","status":"publish","type":"post","link":"https:\/\/injection-molded-parts.com\/pl\/40-plastic-sprocket-specification-guide\/","title":{"rendered":"#40 Plastic Sprocket Specification Guide"},"content":{"rendered":"
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Reference point:<\/strong> ANSI RS40 roller chain uses a 0.500 in (1\/2 in) pitch. Tooth count, strand arrangement, bore, hub and duty still need to be defined for the sprocket.<\/p>\n

What changes the engineering choice<\/h2>\n

#40 identifies a chain family, but a usable sprocket specification still needs tooth count and hub\/bore details.<\/p>\n

The chain interface controls tooth geometry; the shaft interface and strand arrangement control the rest of the part.<\/p>\n

A #40 designation narrows the chain family but not the installation. Tooth count determines the basic sprocket diameter, while bore, keyway, hub projection and strand spacing determine compatibility with the shaft. If guards or side plates sit close to the sprocket, include the available axial envelope. A drawing that captures these constraints is more reliable than ordering from a text description.<\/p>\n<\/section>\n

\"#40<\/figure>\n
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Drawing and application data<\/h2>\n

State exact #40 chain type, tooth count, strand count, bore, key\/set-screw details, hub width and service conditions.<\/p>\n

W miar\u0119 mo\u017cliwo\u015bci umieszczaj te dane wej\u015bciowe na rysunku kontrolnym, specyfikacji lub za\u0142\u0105czniku do zapytania ofertowego (RFQ). Nie umieszczaj ich w nieformalnych w\u0105tkach wiadomo\u015bci, co u\u0142atwia zarz\u0105dzanie por\u00f3wnaniami dostawc\u00f3w i p\u00f3\u017aniejszymi poprawkami.<\/p>\n<\/section>\n

\n

A common source of error<\/h2>\n

Ordering by \u201c#40 sprocket\u201d without bore\/hub information can produce a mechanically incompatible part.<\/p>\n<\/section>\n

\"#40<\/figure>\n
\n

How to prove the design<\/h2>\n

Check engagement with the actual chain and verify bore\/runout before installation.<\/p>\n

For #40 Plastic Sprocket Specification Guide, include the actual chain or drive-path information in the supplier package. A chain-drive component should be approved in alignment with its shaft and mating chain, not as an isolated disc.<\/p>\n<\/section>\n

\"#40<\/figure>\n
\n

Supplier brief<\/h2>\n

Before requesting a price for #40 plastic sprocket specification guide, identify the current drawing revision, production quantity, material constraint and the feature that most strongly affects function. Ask the supplier to flag any deviation from those inputs in the quotation so technical alternatives stay visible.<\/p>\n<\/section>\n

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Praktyczny przegl\u0105d projektu dla tej decyzji<\/h2>\n

A sprocket starts with the chain interface: chain series, strand arrangement, tooth count, bore and hub. Then evaluate shaft alignment, chain wrap, load, speed and environment. Material cannot compensate for a mismatched chain profile or misaligned shaft.<\/p>\n

Zapisz za\u0142o\u017cenia na rysunku lub w zapytaniu ofertowym (RFQ), aby dostawca m\u00f3g\u0142 je potwierdzi\u0107 przed z\u0142o\u017ceniem oferty. Je\u015bli warto\u015b\u0107 jest nieznana, oznacz j\u0105 jako element in\u017cynieryjny, zamiast kopiowa\u0107 og\u00f3lny numer katalogowy, kt\u00f3ry mo\u017ce nie pasowa\u0107 do zestawu.<\/p>\n<\/section>\n

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Arkusz weryfikacyjny<\/h2>\n
    \n
  • Chain series \/ strand count<\/li>\n
  • Tooth count<\/li>\n
  • Bore\/key\/set-screw<\/li>\n
  • Hub width\/style<\/li>\n
  • Shaft alignment \/ chain wrap<\/li>\n
  • Load, speed and cleaning environment<\/li>\n<\/ul>\n

    U\u017cyj pierwszej pr\u00f3bki, aby zamkn\u0105\u0107 te punkty, zar\u00f3wno pod wzgl\u0119dem wymiarowym, jak i odpowiedniej kontroli funkcjonalnej. Wszelkie akceptowane odchylenia powinny zosta\u0107 odnotowane podczas kontroli przed powt\u00f3rn\u0105 produkcj\u0105.<\/p>\n<\/section>","protected":false},"excerpt":{"rendered":"

    Reference point: ANSI RS40 roller chain uses a 0.500 in (1\/2 in) pitch. Tooth count, strand arrangement, bore, hub and duty still need to be defined for the sprocket. What changes the engineering choice #40…<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1375","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/injection-molded-parts.com\/pl\/wp-json\/wp\/v2\/posts\/1375","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/injection-molded-parts.com\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/injection-molded-parts.com\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/injection-molded-parts.com\/pl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/injection-molded-parts.com\/pl\/wp-json\/wp\/v2\/comments?post=1375"}],"version-history":[{"count":2,"href":"https:\/\/injection-molded-parts.com\/pl\/wp-json\/wp\/v2\/posts\/1375\/revisions"}],"predecessor-version":[{"id":1620,"href":"https:\/\/injection-molded-parts.com\/pl\/wp-json\/wp\/v2\/posts\/1375\/revisions\/1620"}],"wp:attachment":[{"href":"https:\/\/injection-molded-parts.com\/pl\/wp-json\/wp\/v2\/media?parent=1375"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/injection-molded-parts.com\/pl\/wp-json\/wp\/v2\/categories?post=1375"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/injection-molded-parts.com\/pl\/wp-json\/wp\/v2\/tags?post=1375"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}