This item, 638521-002, is the HPE assembly number for the product described as 3TB 3.5" LFF 6G Dual Port SAS 7.2K RPM Midline Hot Plug Hard Drive. Further details below.
Expand your server's storage capacity with this HPE 3TB 3.5" SAS hard drive. Delivering a spacious 3TB of storage, this drive operates at 7,200 RPM and utilizes a 6 Gb/s SAS interface for fast Data Transfer Rates. Designed for demanding server environments, this drive is hot-pluggable, allowing for easy installation and replacement without system downtime.
This 3.5-inch large form factor (LFF) drive is ideal for applications requiring substantial storage. Compatible servers include but are not limited to DL380 G7, DL380 G6, DL385 G7, DL385 G6, DL160 G6, and ML150 G6 models.
HPE Option Part #: 625031-B21
HPE Spare Part #: 625140-001
HPE Model #: MB3000FBNWV, MB3000FBUCN, MB3000FCVCA, MB3000FCWDH, ST33000650SS
HPE Assembly Part #: 507618-005, 625030-001, 638521-002, 697570-001
PRODUCT SPECIFICATIONS FOR 638521-002:
- Hard Drive Capacity: 3TB
- Generation: SAS
- External Data Transfer Rate: 6.0 GB/sec
- Rotational Speed: 7,200 rpm
- Form Factor (Drive): 3.5-inch low profile
- Interface: SAS (Serial Attached SCSI)
- Data Storage Device Type: SAS (Server Attached Storage) device
- Hard Drive Device Type: Hard drive for server/storage unit (Hot-plug)
- Height: 1.0"
- Width: 4.0"
- Hotswap Tray: Included (Attached)
COMPATIBLE WITH:
PROLIANT DL SERIES
** This list may not be complete. Contact us via Live Chat if you have any questions about compatibility.
HPE PARTSURFER INFO FOR 638521-002 (625031-B21)
| Spare PN | Description | |
|---|---|---|
 | 625140-001 | 3TB hot-plug dual-port SAS hard disk drive - 7,200 RPM, 6Gb/s transfer rate, 3.5-inch large form factor (LFF), midline - For use with Gen7 or earlier models |
Last Updated: 2026-01-25
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This product is warrantied against hardware failure for a period of 1 Year from the date of purchase. Before making a purchase, please take a moment to review our return policy below.
Returns
It is the customer's responsibility to verify compatibility with their machine(s) before placing an order. If an item is ordered by mistake, it can be returned for refund, minus a 25% restocking fee, within 5 business days of receipt. The cost of freight is not refundable.
Please be aware that factory-sealed equipment can only be returned if it remains unopened.
Defective Products
If you have received a defective part and your machine is still within the HPE warranty period, please initiate a warranty exchange by visiting the HPE Enterprise Support Center. Be sure to have the serial numbers of the defective drive and your server/storage array handy.
In case your hardware becomes defective during the Global One warranty period, but the HPE warranty has expired, you can return the product to us for a working replacement. You are responsible for the shipment of returned merchandise. However, we will cover the expense of Ground /Economy shipment for the replacement item(s).
Requesting an RMA
To initiate a return or warranty claim, please complete and submit the RMA Request Form.
