Morse 172840 — Cam Clutches
Morse 172840 - Cam Clutches - Width: 5.3 mm; Length: 5.9 ft; Height: 4.1 mm.
The Morse 172840 is part of the Cam Clutches range in our industrial catalog. The manufacturer's published data for this part number specifies Width: 5.3 mm and Length: 5.9 ft.
The specification set recorded for this part number covers Height: 4.1 mm; Type: CAM Clutches; Model: PB-12A; Product type: PB Series; Configuration: RH; Overall Width (in): 3.875 in; Keyway: 3/8 x 3/16; Bore Size (in): 1.5; Hub Diameter (in): 2.375; Additional Bearing Support Requirement: No; Backstopping Clutch: Yes; Indexing Clutch: Yes. See the Specifications tab on this page for the full technical table.
| Additional Bearing Support Requirement | No |
|---|---|
| Backstopping Clutch | Yes |
| Bore Size (in) | 1.5 |
| Configuration | RH |
| Groove Diameter | 2.391/2.379 |
| Groove Width | .120/.130 |
| Height | 4.1 mm |
| Hub Diameter (in) | 2.375 |
| Indexing Clutch | Yes |
| Key for Bore Size | 3/8 x 3/16 |
| Keyway | 3/8 x 3/16 |
| Keyway Length (in) | 1.125 |
| Length | 5.9 ft |
| Length to Groove | 1.311/1.321 |
| Length to Snap Ring Groove (in) | 2.063 |
| Lubrication Type | Grease |
| Major Diameter Width (in) | 1.875 |
| Model | PB-12A |
| Mounting Diameter (in) | 2.500/2.499 |
| Mounting Length (in) | 1.438 |
| Overall Diameter (in) | 4.438 |
| Overall Width (in) | 3.875 in |
| Overrunning Clutch | Yes |
| Product type | PB Series |
| Rated Torque Capacity (ft.-lbs.) | 1350 |
| RPM Max. - Inner Race | 1200 |
| RPM Max. - Outer Race | 300 |
| Snap Ring (Not Furnished) | RST250 |
| Type | CAM Clutches |
| Width | 5.3 mm |
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 172840?
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 172840?
172840 is a Morse part. KKM Solutions sources Morse components to the exact manufacturer specification and cross-checks every order against manufacturer part data before it ships.
Is 172840 discontinued, and can I still get one?
KKM Solutions does not publish a manufacturer lifecycle status for 172840 — check Morse's own product page for whether it is current, superseded, or end-of-life.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 172840?
Key specifications include Additional Bearing Support Requirement: No; Backstopping Clutch: Yes; Bore Size (in): 1.5; Configuration: RH. The full specification table on this page lists every published attribute for this part.
How quickly can 172840 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.
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