PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 3120000531424
3120000531424 ✓ 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 TAPE,SOUND RECORDING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include material: COPPER ALLOY 411 OVERALL, corner_shape: SQUARE INSIDE LEFT CORNER, overall_length: 1.8750 INCHES NOMINAL IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 2.4780 INCHES MINIMUM AND 2.4800 INCHES MAXIMUM IN, body_outside_diameter: 2.7290 INCHES MINIMUM AND 2.7310 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-053-1424, 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
3120000531424
NSN: 3120-00-053-1424
FSC: 3120
CAGE: A00AM — E.C.A ETABLISSEMENT CENTRAL DES APPROVISIONNEMENTS DES FORCES ARMEES ROYALES
SPECIFICATIONS
materialCOPPER ALLOY 411 OVERALL
corner_shapeSQUARE INSIDE LEFT CORNER
overall_length1.8750 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter2.4780 INCHES MINIMUM AND 2.4800 INCHES MAXIMUM IN
body_outside_diameter2.7290 INCHES MINIMUM AND 2.7310 INCHES MAXIMUM IN
lubricant_accommodation_styleINDENTED BALL
material_document_and_classificationSAE 795 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_groove_location_and_quantity1 INTERNAL
NSN3120-00-053-1424
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 3120000531424 · 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
•
MATERIAL: COPPER ALLOY 411 OVERALL
•
CORNER SHAPE: SQUARE OUTSIDE RIGHT CORNER
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
SURFACE GROOVE LOCATION AND QUANTITY: 1 INTERNAL
•
BODY OUTSIDE DIAMETER: 2.7290 INCHES MINIMUM AND 2.7310 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 411 OVERALL
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
SURFACE GROOVE LOCATION AND QUANTITY1 INTERNAL
BODY OUTSIDE DIAMETER2.7290 INCHES MINIMUM AND 2.7310 INCHES MAXIMUM IN
OVERALL LENGTH1.8750 INCHES NOMINAL IN
LUBRICANT ACCOMMODATION STYLEINDENTED BALL
BODY INSIDE DIAMETER2.4780 INCHES MINIMUM AND 2.4800 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
150 9/64Interchangeable
interchangeable cross-reference
interchangeable
44009Interchangeable
interchangeable cross-reference
interchangeable
GGG-D-751 TYBCL1Interchangeable
interchangeable cross-reference
interchangeable
SMT2000Interchangeable
interchangeable cross-reference
interchangeable
10682866Interchangeable
interchangeable cross-reference
interchangeable
1825-C-211Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3120000531424?
3120000531424 is a TAPE,SOUND RECORDING.
What parts can replace 3120000531424?
There are 6 known substitutes for 3120000531424: 150 9/64, 44009, GGG-D-751 TYBCL1 and 3 more. Substitute compatibility should be verified for your specific system.
Is 3120000531424 still available?
3120000531424 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