PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 3120-2 STY6
3120-2 STY6 ✓ 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 material: COPPER ALLOY OVERALL, corner_shape: UNDERCUT LEFT FLANGE BODY CORNER, flange_width: 0.0210 INCHES MINIMUM AND 0.0230 INCHES MAXIMUM IN, overall_length: 0.1044 INCHES MINIMUM AND 0.1094 INCHES MAXIMUM IN, style_designator: SOLID, EXTERNAL FLANGE ONE END, body_inside_diameter: 0.1250 INCHES MINIMUM AND 0.1252 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 3120-01-044-6629, 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
3120-2 STY6
NSN: 3120-01-044-6629
FSC: 3120
CAGE: 14153 — DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeUNDERCUT LEFT FLANGE BODY CORNER
flange_width0.0210 INCHES MINIMUM AND 0.0230 INCHES MAXIMUM IN
overall_length0.1044 INCHES MINIMUM AND 0.1094 INCHES MAXIMUM IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter0.1250 INCHES MINIMUM AND 0.1252 INCHES MAXIMUM IN
body_outside_diameter0.3124 INCHES MINIMUM AND 0.3126 INCHES MAXIMUM IN
flange_outside_diameter0.3560 INCHES MINIMUM AND 0.3620 INCHES MAXIMUM IN
material_document_and_classificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-01-044-6629
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 3120-2 STY6 · 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: OIL LUBRICATING LUBRICATION
•
CORNER SHAPE: SQUARE INSIDE RIGHT CORNER
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALOIL LUBRICATING LUBRICATION
CORNER SHAPESQUARE INSIDE RIGHT CORNER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
OVERALL LENGTH0.1044 INCHES MINIMUM AND 0.1094 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
FLANGE OUTSIDE DIAMETER0.3560 INCHES MINIMUM AND 0.3620 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
HR4283Interchangeable
interchangeable cross-reference
interchangeable
12760Interchangeable
interchangeable cross-reference
interchangeable
72-4516-129Interchangeable
interchangeable cross-reference
interchangeable
C54759Interchangeable
interchangeable cross-reference
interchangeable
54759Interchangeable
interchangeable cross-reference
interchangeable
14338Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 3120-2 STY6?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 3120-2 STY6?
3120-2 STY6 is a BEARING,SLEEVE.
What parts can replace 3120-2 STY6?
There are 13 known substitutes for 3120-2 STY6: HR4283, 12760, 72-4516-129 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3120-2 STY6?
3120-2 STY6 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-044-6629. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3120-2 STY6

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026