US Tsubaki SF-1A — Type SF
US Tsubaki SF-1A - Type SF - Bore: 1-1/16 in mm; Type: Type SF; Overall Length: 2-1/16 in.
US Tsubaki SF-1A is a Type SF catalog item from US Tsubaki. The manufacturer's published data for this part number specifies Bore: 1-1/16 in mm and Type: Type SF.
Published specifications for this part include Overall Length: 2-1/16 in; Torque rating: 110000 in-lb; Suitable For Use With: Sprockets 101; Number of bolt holes: 3; Bolt Circle Diameter: 3-7/8 in; Keyway Size: 1/4 in W x 1/8 in H; Screw Size: 3/8 x 2 in; Barrel Diameter: 3-1/8 in; Flange Diameter: 4-5/8 in; Flange Thickness: 5/8 in. See the Specifications tab on this page for the full technical table.
| Barrel Diameter | 3-1/8 in |
|---|---|
| Bolt Circle Diameter | 3-7/8 in |
| Bore | 1-1/16 in mm |
| Flange Diameter | 4-5/8 in |
| Flange Thickness | 5/8 in |
| Keyway Size | 1/4 in W x 1/8 in H |
| Number of bolt holes | 3 |
| Overall Length | 2-1/16 in |
| Screw Size | 3/8 x 2 in |
| Suitable For Use With | Sprockets 101 |
| Torque rating | 110000 in-lb |
| Type | Type SF |
Request a quote for this part
Email [email protected] or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How do I get pricing for SF-1A?
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 SF-1A?
SF-1A 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 SF-1A discontinued, and can I still get one?
KKM Solutions does not publish a manufacturer lifecycle status for SF-1A — check US Tsubaki's own product page for whether it is current, superseded, or end-of-life. It does not change what we can do: we source current-production, superseded and long-obsolete parts the same way, and where a part is genuinely unavailable we identify a form-fit-function equivalent.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 SF-1A?
Key specifications include Barrel Diameter: 3-1/8 in; Bolt Circle Diameter: 3-7/8 in; Bore: 1-1/16 in mm; Flange Diameter: 4-5/8 in. The full specification table on this page lists every published attribute for this part.
How quickly can SF-1A 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:
- SF-1 — U.S. Tsubaki SF-1 SF-series Quick-Disconnect bushing with 1-inch bore. Industry-standard QD interchange…
- SF-1C — U.S. Tsubaki SF-1C SF Series QD bushing with 1-3/16" bore. Precision-machined Quick-Disconnect…
- SF-1D — U.S. Tsubaki SF-1D SF series QD bushing with 1-1/4" bore. Industry-standard Quick-Disconnect…
- SF-1E — U.S. Tsubaki SF-1E SF series Quick-Disconnect bushing with 1-5/16" bore. Designed for…
- SF-1F — U.S. Tsubaki SF-1F SF Series QD Bushing with 1-3/8" bore. Precision-machined Quick-Disconnect…
- SF-1G — U.S. Tsubaki SF-1G SF-series Quick-Disconnect bushing with 1-7/16-inch bore. Industry-standard QD interchange…
- SF-1H — U.S. Tsubaki SF-1H SF-series quick-disconnect bushing with 1-1/2-inch bore. Designed for secure…
- SF-1I — U.S. Tsubaki SF-1I SF-series Quick-Disconnect bushing with 1-9/16-inch bore. Industry-standard QD interchange…
- SF-1J — U.S. Tsubaki SF-1J SF series Quick-Disconnect bushing with 1-5/8" bore. Industry-standard QD…
- SF-1K — U.S. Tsubaki SF-1K SF-series Quick-Disconnect bushing with 1-11/16" bore. Precision-machined for secure…
- SF-1L — U.S. Tsubaki SF-1L SF-series Quick-Disconnect bushing with 1-3/4" bore. Industry-standard QD design…
- SF-1M — U.S. Tsubaki SF-1M SF series Quick-Disconnect bushing with 1-13/16" bore. Industry-standard QD…
- SF-1R — U.S. Tsubaki SF-1R SF series quick-disconnect bushing with 1-15/16" bore. Designed for…
Related Products
US Tsubaki U.S. Tsubaki SF-1C SF Series QD bushing with 1-3/16"…
US Tsubaki U.S. Tsubaki SF-1D SF series QD bushing with 1-1/4"…
US Tsubaki U.S. Tsubaki SF-1E SF series Quick-Disconnect bushing with 1-5/16"…
US Tsubaki U.S. Tsubaki SF-1F SF Series QD Bushing with 1-3/8"…
US Tsubaki U.S. Tsubaki SF-1G SF-series Quick-Disconnect bushing with 1-7/16-inch bore.…
US Tsubaki