81Y2891 IBM Flex Systems Enterprise Chassis

81Y2891 Specifications

IBM 146 GB 10,000 RPM Ultra-320 SCSI 3.5-inch Hot-Swap HDD

Manufacturer: IBM
Manufacturer Model: 81Y2891
Product Line: IBM Enterprise SCSI HDD
Product Series: 3.5-inch Ultra-320 SCSI 10K
Product Type: Internal Hard Disk Drive (Hot-Swap)
Product Name: IBM 146 GB 10K Ultra-320 SCSI HDD

KEY FEATURES:
Storage Capacity: 146 GB
Interface Type: Ultra-320 SCSI (68-pin)
Rotational Speed: 10,000 RPM
Form Factor: 3.5-inch
Hot-Swap Support: Yes
Cache (Buffer) Size: 8 MB

PERFORMANCE:
Maximum Data Transfer Rate: Up to 320 MB/s
Average Seek Time: ~4.7 ms
Average Latency: ~3.0 ms

ENVIRONMENTAL & RELIABILITY:
Designed for enterprise server environments with hot-swap capability
MTBF: Not specified (enterprise-class reliability)
Reliability Rating: Enterprise-class, 24×7 operation

PHYSICAL:
Form Factor: 3.5-inch Large Form Factor (LFF) drive
Typical Dimensions: Standard 3.5-inch drive (approx. 146 mm × 101.6 mm × 25.4 mm)
Weight: ~0.82 kg (~1.8 lbs)