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Technical Data Sheet
PartsTable / COMPONENT / ASB28
ASB28 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The IBM 16/32GB 14 TAPE DRIVE ASSM is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: COPPER ALLOY OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.9950 INCHES MINIMUM AND 1.0050 INCHES MAXIMUM IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.4990 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN, body_outside_diameter: 0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-353-7278, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
ASB28
NSN: 3120-00-353-7278
FSC: 3120
CAGE: 77820 — AMPHENOL CORP DIV AMPHENOL AEROSPACE OPERATIONS (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.9950 INCHES MINIMUM AND 1.0050 INCHES MAXIMUM IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.4990 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN
body_outside_diameter0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN
material_document_and_classificationQQ-P-691,TYPE 1,COMP 8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-353-7278
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: ASB28 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
32GB Capacity
•
MATERIAL: COPPER ALLOY OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-P-691,TYPE 1,COMP 8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 0.4990 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
CORNER SHAPESQUARE ALL CORNERS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-P-691,TYPE 1,COMP 8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
BODY INSIDE DIAMETER0.4990 INCHES MINIMUM AND 0.5010 INCHES MAXIMUM IN
OVERALL LENGTH0.9950 INCHES MINIMUM AND 1.0050 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
0210548-4Interchangeable
interchangeable cross-reference
interchangeable
JT9009Interchangeable
interchangeable cross-reference
interchangeable
210548Interchangeable
interchangeable cross-reference
interchangeable
6-3-83Interchangeable
IBM 16/32gb 14 Tape Drive Assm
interchangeable
MIL-F-2692Interchangeable
interchangeable cross-reference
interchangeable
07-102481Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ASB28?
ASB28 is a IBM 16/32GB 14 TAPE DRIVE ASSM.
What parts can replace ASB28?
There are 24 known substitutes for ASB28: 0210548-4, JT9009, 210548 and 21 more. Substitute compatibility should be verified for your specific system.
Is ASB28 still available?
ASB28 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026