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KSC506948B-5 — BEARING,PLAIN,SELF-ALIGNING

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

KSC506948B-5: BEARING,PLAIN,SELF-ALIGNING.

The BEARING,PLAIN,SELF-ALIGNING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OUTER RACE MEMBER, bore_diameter: 2.9990 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN, style_designator: WITH INSERT AND/OR LINER WITH STAKING GROOVE, inner_member_width: 2.6200 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN, outer_member_width: 2.2500 INCHES MINIMUM AND 2.2600 INCHES MAXIMUM IN, end_item_identification: C-5 AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-528-9836, 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
KSC506948B-5
NSN: 3120-01-528-9836
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 50632 — KAMATICS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 630 OUTER RACE MEMBER
bore_diameter2.9990 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN
style_designatorWITH INSERT AND/OR LINER WITH STAKING GROOVE
inner_member_width2.6200 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN
outer_member_width2.2500 INCHES MINIMUM AND 2.2600 INCHES MAXIMUM IN
end_item_identificationC-5 AIRCRAFT
static_radial_load_rating585000 POUNDS LBS
outer_member_outside_diameter4.8154 INCHES MINIMUM AND 4.8162 INCHES MAXIMUM IN
part_name_assigned_by_controlling_agencySPHERICAL BEARING
NSN3120-01-528-9836
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: KSC506948B-5 · 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: 2.6200 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN
•
OUTER MEMBER WIDTH: 2.2500 INCHES MINIMUM AND 2.2600 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: WITH INSERT AND/OR LINER WITH STAKING GROOVE
•
STATIC RADIAL LOAD RATING: 585000 POUNDS LBS
•
BORE DIAMETER: 2.9990 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
TECHNICAL CHARACTERISTICS
INNER MEMBER WIDTH2.6200 INCHES MINIMUM AND 2.6250 INCHES MAXIMUM IN
OUTER MEMBER WIDTH2.2500 INCHES MINIMUM AND 2.2600 INCHES MAXIMUM IN
STYLE DESIGNATORWITH INSERT AND/OR LINER WITH STAKING GROOVE
PART NAME ASSIGNED BY CONTROLLING AGENCYSPHERICAL BEARING
END ITEM IDENTIFICATIONC-5 AIRCRAFT
STATIC RADIAL LOAD RATING585000 POUNDS LBS
BORE DIAMETER2.9990 INCHES MINIMUM AND 3.0000 INCHES MAXIMUM IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
MATERIALSTEEL COMP 630 OUTER RACE MEMBER
OUTER MEMBER OUTSIDE DIAMETER4.8154 INCHES MINIMUM AND 4.8162 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is KSC506948B-5?
KSC506948B-5 is a BEARING,PLAIN,SELF-ALIGNING.
What is the NSN for KSC506948B-5?
KSC506948B-5 is cataloged in the U.S. Government catalog under NSN 3120-01-528-9836. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
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.