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60255K51 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

60255K51: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, hole_diameter: 0.164 INCHES NOMINAL FIRST IN, overall_length: 2.250 INCHES NOMINAL IN, end_item_identification: MAINT STAND ASSEMBLY, part_name_assigned_by_controlling_agency: SQUARE BEARING. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-695-1237, 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
60255K51
NSN: 3120-01-695-1237
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
hole_diameter0.164 INCHES NOMINAL FIRST IN
overall_length2.250 INCHES NOMINAL IN
special_featuresTHIS SQUARE SLEEVE BEARING HAS INTERNAL 1.062 INCH (NOM) SQUARE INNER HOLE;4 SIDES, 1.718 INCH (MIN) AND 1.722 INCH (MAX)SIDES IN
end_item_identificationMAINT STAND ASSEMBLY
part_name_assigned_by_controlling_agencySQUARE BEARING
NSN3120-01-695-1237
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 60255K51 · 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: STEEL CORROSION RESISTING OVERALL
•
HOLE DIAMETER: 0.164 INCHES NOMINAL FIRST IN
TECHNICAL CHARACTERISTICS
OVERALL LENGTH2.250 INCHES NOMINAL IN
SPECIAL FEATURESTHIS SQUARE SLEEVE BEARING HAS INTERNAL 1.062 INCH (NOM) SQUARE INNER HOLE;4 SIDES, 1.718 INCH (MIN) AND 1.722 INCH (MAX)SIDES IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSQUARE BEARING
END ITEM IDENTIFICATIONMAINT STAND ASSEMBLY
MATERIALSTEEL CORROSION RESISTING OVERALL
HOLE DIAMETER0.164 INCHES NOMINAL FIRST 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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 60255K51?
60255K51 is a BEARING,SLEEVE.
What is the NSN for 60255K51?
60255K51 is cataloged in the U.S. Government catalog under NSN 3120-01-695-1237. 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.