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US Tsubaki 50SDS21 — Quick Disconnect QD Sprockets

US Tsubaki 50SDS21 — Quick Disconnect QD Sprockets

Brand: US Tsubaki SKU: 50SDS21 Mfr Part #: 50SDS21
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US Tsubaki 50SDS21 - Quick Disconnect QD Sprockets - Bore: C2080 mm; Material: Carbon Steel; Chain Size (ANSI): #50.

Sourced to exact specCross-checked against manufacturer part data
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US Tsubaki 50SDS21 is a Quick Disconnect QD Sprockets catalog item from US Tsubaki. The manufacturer's published data for this part number specifies Bore: C2080 mm and Material: Carbon Steel.

Key manufacturer data on file for this item includes Chain Size (ANSI): #50; Pitch: 0.625 in in; Teeth: 21; Type: QD Bushed Type B; O.D.: 4.520 in; Hub Diameter: 3.188 in; Length Through Bore: 3/4 in; Pitch Diameter: 4.194 in; Keyway Size: 1/2 x 1/4 in; Screw Size: 1/2 in; Bushing Type: Type SDS QD. See the Specifications tab on this page for the full technical table.

Bore C2080 mm
Bushing Type Type SDS QD
Chain Size (ANSI) #50
Hub Diameter 3.188 in
Keyway Size 1/2 x 1/4 in
Length Through Bore 3/4 in
Material Carbon Steel
O.D. 4.520 in
Pitch 0.625 in in
Pitch Diameter 4.194 in
Screw Size 1/2 in
Teeth 21
Type QD Bushed Type B

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Email [email protected] or call (825) 454-5367 for pricing and availability.

Quotes back within 1 business day — usually the same day. Need it faster? Call (825) 454-5367, answered 24/7.

Frequently Asked Questions

How do I get pricing for 50SDS21?

KKM Solutions is a quote-based industrial supplier, so prices are not listed online. Send the quote form on this page with your quantity, or email [email protected], and our order desk will reply with pricing and availability within 1 business day.

Who manufactures the 50SDS21?

50SDS21 is a US Tsubaki part. KKM Solutions sources US Tsubaki components to the exact manufacturer specification and cross-checks every order against manufacturer part data before it ships.

Is 50SDS21 discontinued, and can I still get one?

KKM Solutions does not publish a manufacturer lifecycle status for 50SDS21 — check US Tsubaki's own product page for whether it is current, superseded, or end-of-life. It does not change what we can do: we source current-production, superseded and long-obsolete parts the same way, and where a part is genuinely unavailable we identify a form-fit-function equivalent. Send the part number through the quote form on this page, or use our obsolete part lookup at https://kkmsolutions.com/tools/obsolete-part-lookup/.

What are the key specifications of 50SDS21?

Key specifications include Bore: C2080 mm; Bushing Type: Type SDS QD; Chain Size (ANSI): #50; Hub Diameter: 3.188 in. The full specification table on this page lists every published attribute for this part.

How quickly can 50SDS21 ship?

In-stock items are dispatched the same business day for orders placed by 11 AM; sourced and quoted items ship per the quoted lead time. KKM Solutions ships worldwide — to your site, warehouse, or freight forwarder.

Variants & Related Part Numbers

Other US Tsubaki part numbers in this family:

  • 50SDS24U.S. Tsubaki 50SDS24 #50 ANSI roller chain sprocket with 24 teeth and…
  • 50SDS26U.S. Tsubaki 50SDS26 #50 roller chain sprocket with 26 teeth and SDS…
  • 50SDSWU.S. Tsubaki 50SDSW SDS-series QD weld-on hub for welding onto shafts or…

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