PartsTable
Technical Data Sheet
PartsTable / COMPONENT / ADB24-302
ADB24-302 ✓ 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,PLAIN,SELF-ALIGNING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE RACE LINER, bore_diameter: 1.4995 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN, hardness_rating: 23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER, special_features: PLATING OMITTED FROM BORE, style_designator: WITH INSERT AND/OR LINER WITH STAKING GROOVE, surface_treatment: CHROMIUM INNER MEMBER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-765-2030, 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
ADB24-302
NSN: 3120-00-765-2030
FSC: 3120
CAGE: 15860 — NEW HAMPSHIRE BALL BEARINGS INC DIV ASTRO DIVISION (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
bore_diameter1.4995 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN
hardness_rating23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
special_featuresPLATING OMITTED FROM BORE
style_designatorWITH INSERT AND/OR LINER WITH STAKING GROOVE
surface_treatmentCHROMIUM INNER MEMBER
inner_member_width1.8730 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN
outer_member_width1.0660 INCHES MINIMUM AND 1.0760 INCHES MAXIMUM IN
static_radial_load_rating184500 POUNDS LBS
outer_member_outside_diameter2.7807 INCHES MINIMUM AND 2.7812 INCHES MAXIMUM IN
NSN3120-00-765-2030
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: ADB24-302 · 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
•
INNER MEMBER WIDTH: 1.8730 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CHROMIUM INNER MEMBER
•
STYLE DESIGNATOR: WITH INSERT AND/OR LINER WITH STAKING GROOVE
•
MATERIAL: STEEL COMP 4340 OR STEEL COMP 630 OR STEEL COMP 410 INNER MEMBER
•
HARDNESS RATING: 23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
TECHNICAL CHARACTERISTICS (FLIS)
INNER MEMBER WIDTH1.8730 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN
SURFACE TREATMENTCHROMIUM INNER MEMBER
STYLE DESIGNATORWITH INSERT AND/OR LINER WITH STAKING GROOVE
MATERIALSTEEL COMP 4340 OR STEEL COMP 630 OR STEEL COMP 410 INNER MEMBER
HARDNESS RATING23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
SPECIAL FEATURESPLATING OMITTED FROM BORE
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM INNER MEMBER
OUTER MEMBER WIDTH1.0660 INCHES MINIMUM AND 1.0760 INCHES MAXIMUM IN
BORE DIAMETER1.4995 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
76751Interchangeable
interchangeable cross-reference
interchangeable
4006Interchangeable
interchangeable cross-reference
interchangeable
WL142 TYPE IX-7Interchangeable
interchangeable cross-reference
interchangeable
1905Interchangeable
interchangeable cross-reference
interchangeable
GB520BT24Interchangeable
Same NIIN cross-reference
interchangeable
KSC122600P-5Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ADB24-302?
ADB24-302 is a BEARING,PLAIN,SELF-ALIGNING.
What parts can replace ADB24-302?
There are 10 known substitutes for ADB24-302: 76751, 4006, WL142 TYPE IX-7 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ADB24-302?
ADB24-302 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-765-2030. 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