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Technical Data Sheet
PartsTable / COMPONENT / GB520AS10
GB520AS10 ✓ 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 BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include corner_shape: ROUND INSIDE LEFT CORNER, overall_length: 1.1250 INCHES NOMINAL IN, body_inside_diameter: 0.6270 INCHES MINIMUM AND 0.6275 INCHES MAXIMUM IN, body_outside_diameter: 0.8760 INCHES MINIMUM AND 0.8765 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-151-4838, 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
GB520AS10
NSN: 3120-00-151-4838
FSC: 3120
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
corner_shapeROUND INSIDE LEFT CORNER
overall_length1.1250 INCHES NOMINAL IN
body_inside_diameter0.6270 INCHES MINIMUM AND 0.6275 INCHES MAXIMUM IN
body_outside_diameter0.8760 INCHES MINIMUM AND 0.8765 INCHES MAXIMUM IN
NSN3120-00-151-4838
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: GB520AS10 · 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
•
BODY INSIDE DIAMETER: 0.6270 INCHES MINIMUM AND 0.6275 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.8760 INCHES MINIMUM AND 0.8765 INCHES MAXIMUM IN
•
CORNER SHAPE: ROUND INSIDE LEFT CORNER
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.1250 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.6270 INCHES MINIMUM AND 0.6275 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.8760 INCHES MINIMUM AND 0.8765 INCHES MAXIMUM IN
CORNER SHAPEROUND INSIDE LEFT CORNER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
36030Interchangeable
px12-400r 4TB
interchangeable
82062Interchangeable
interchangeable cross-reference
interchangeable
03341000Interchangeable
interchangeable cross-reference
interchangeable
00781568126912Interchangeable
interchangeable cross-reference
interchangeable
612Interchangeable
interchangeable cross-reference
interchangeable
7607345 ITEM NO. 18Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GB520AS10?
GB520AS10 is a BEARING,SLEEVE.
What parts can replace GB520AS10?
There are 7 known substitutes for GB520AS10: 36030, 82062, 03341000 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for GB520AS10?
GB520AS10 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-151-4838. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026