PartsTable
Technical Data Sheet
PartsTable / COMPONENT / D6-3
D6-3 ✓ 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 BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, corner_shape: CHAMFERED INSIDE LEFT CORNER, overall_length: 2.5620 INCHES NOMINAL IN, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, keyway_dimension: 0.1880 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN, outside_diameter: 0.418 INCHES MINIMUM AND 0.440 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 3120-00-336-5387, 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
D6-3
NSN: 3120-00-336-5387
FSC: 3120
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
corner_shapeCHAMFERED INSIDE LEFT CORNER
overall_length2.5620 INCHES NOMINAL IN
hardness_rating90.0 SHORE DUROMETER A NOMINAL
keyway_dimension0.1880 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN
outside_diameter0.418 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.7500 INCHES NOMINAL IN
center_hole_diameter0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN
body_outside_diameter1.2500 INCHES NOMINAL IN
cross-sectional_height0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
NSN3120-00-336-5387
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: D6-3 · 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
•
CORNER SHAPE: CHAMFERED INSIDE LEFT CORNER
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
KEYWAY DIMENSION: 0.1880 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN
TECHNICAL CHARACTERISTICS (FLIS)
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
MATERIALSTEEL CORROSION RESISTING OVERALL
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
KEYWAY DIMENSION0.1880 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN
OVERALL LENGTH2.5620 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.2500 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.7500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
GHN10093-8Interchangeable
interchangeable cross-reference
interchangeable
7,65X1,63SR810B90Interchangeable
interchangeable cross-reference
interchangeable
3012959Interchangeable
interchangeable cross-reference
interchangeable
D01-63Interchangeable
interchangeable cross-reference
interchangeable
D63Interchangeable
interchangeable cross-reference
interchangeable
S5801-521164PC11Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D6-3?
D6-3 is a BUSHING,SLEEVE.
What parts can replace D6-3?
There are 11 known substitutes for D6-3: GHN10093-8, 7,65X1,63SR810B90, 3012959 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D6-3?
D6-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-336-5387. 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