Chief 256512 — Hydraulic Gear Pumps
Chief Group 3 Hydraulic Gear Pump: 3.84 CID (60cc), 7/8" Key Shaft, SAE B 2-Bolt Mount, SAE 20/16 Ports, CW Rotation
Constructed of an aluminum center housing and cast-iron end plates, the Chief 3PG series is a high-pressure hydraulic gear pump with seven displacement sizes from 1.34 to 3.66 in3/rev (22-60cm3/rev). The standard mounting flange is SAE B—2 bolt, and the standard shaft is a 7/8" diameter straight with a 1/4" key. Additional shaft options are available.The recommended working conditions are as follows:Filtration: 25 microns or betterOil Viscosity: 6 to 200 cStAmbient Temperature: -8 to 130° F (-22 to 55° C)Oil Temperature: -12 to 175° F (-25 to 80° C)Inlet pressure 12 to 32 PSI absoluteSpecific model features:Model code: GP30-60D-78KB2CID: 3.84 in3/rev (60 cm3/rev)GPM: 26.3 @ 1800 RPMRPM: 2000 (rated), 2400 (max)PSI: 2610 (rated), 3335 (max)Shaft: 7/8” Straight, 1/4” KeyMounting flange: SAE B—2 boltPorts: SAE 16 /12Rotation: Clockwise
| Cubic Inch Displ. (CID) | 3.66 |
|---|---|
| GPM | 26.3 (@1800 RPM) |
| Inlet Port | SAE-20 |
| MPN | 256512 |
| Outlet Port | SAE-16 |
| Product Line | Chief |
| PSI | 2610 (rated), 3335 (peak) |
| Rotation | Clockwise |
| Shaft | 7/8" Straight Key |
| Speed | 2000 (rated), 2400 (max) RPM |
| Weight | 16.10 LBS |
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 256512?
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 256512?
256512 is a Chief part. KKM Solutions sources Chief components to the exact manufacturer specification and cross-checks every order against manufacturer part data before it ships.
Is 256512 discontinued, and can I still get one?
KKM Solutions does not publish a manufacturer lifecycle status for 256512 — check Chief's own product page for whether it is current, superseded, or end-of-life. It does not change what we can do: we source current-production, superseded and long-obsolete parts the same way, and where a part is genuinely unavailable we identify a form-fit-function equivalent.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 256512?
Key specifications include Cubic Inch Displ. (CID): 3.66; GPM: 26.3 (@1800 RPM); Inlet Port: SAE-20; MPN: 256512. The full specification table on this page lists every published attribute for this part.
How quickly can 256512 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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