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6306J — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

6306J: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_width: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, bore_shape: STRAIGHT, body_height: 0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, body_length: 0.840 INCHES MAXIMUM IN, bore_diameter: 30.00 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-293-9302, 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
6306J
NSN: 3110-00-293-9302
NIINs: 002939302, 010326848, 010728656, 010728662, 010728663, 010728664, 010898981, 010898982, 010898983, 010898984, 010900153, 010900154, 010900155, 010900156, 010900157, 010900158, 010900159, 010900160, 010900161, 010900162, 010900163, 010900164, 010900165, 010900166, 010938138, 010938139, 010938140, 010938141, 010938142, 010938143, 010938144, 010938145, 010938146, 010938147, 010938148, 010938149, 010938150, 012622185, 014171055
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 52676 — SKF USA INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
bore_shapeSTRAIGHT
body_height0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
body_length0.840 INCHES MAXIMUM IN
bore_diameter30.00 MILLIMETERS NOMINAL MM
overall_width19.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
surface_finishGROUND
memory_capacityUNKNOWN
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
features_providedHERMETICALLY SEALED AND BURN IN AND PROGRAMMABLE AND SCHOTTKY AND 3-STATE OUTPUT
NSN3110-00-293-9302
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 6306J · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 72.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH19.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER72.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
END ITEM IDENTIFICATIONLOGISTICS SUPPORT VESSEL (LSV)
STANDARD TOLERANCE DESIGNATIONABEC NO.1
SUBSTITUTES & CROSS-REFERENCES 10
543405Reference document
Same NSN cross-reference
Reference document — Secondary reference
D15-651LP857Reference document
Same NSN cross-reference
Reference document — Secondary reference
1877-2217Reference document
Same NSN cross-reference
Reference document — Secondary reference
1507P1942A8Reference document
Same NSN cross-reference
Reference document — Secondary reference
306SReference document
Same NSN cross-reference
Reference document — Secondary reference
6207Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6306J?
6306J is a MICROCIRCUIT,DIGITAL.
What parts can replace 6306J?
There are 10 known substitutes for 6306J: 543405, D15-651LP857, 1877-2217 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6306J?
6306J is cataloged in the U.S. Government catalog under NSN 3110-00-293-9302. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.