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30-2493-1 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

30-2493-1: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, slot_width: 0.3800 INCHES NOMINAL FIRST IN, slot_length: 0.2000 INCHES NOMINAL FIRST IN, corner_shape: SQUARE ALL CORNERS, overall_length: 1.4950 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN, special_features: 4 SLOTS EQUALLY SPACED AT 90 DEGREES ON BOTH ENDS. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-034-2517, 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
30-2493-1
NSN: 3120-01-034-2517
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 17765 — THE BOEING COMPANY DIV COMMERCIAL (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
slot_width0.3800 INCHES NOMINAL FIRST IN
slot_length0.2000 INCHES NOMINAL FIRST IN
corner_shapeSQUARE ALL CORNERS
overall_length1.4950 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN
special_features4 SLOTS EQUALLY SPACED AT 90 DEGREES ON BOTH ENDS
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter1.5700 INCHES NOMINAL IN
body_outside_diameter1.7500 INCHES NOMINAL IN
material_document_and_classificationWW-T785,T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
antirotation/lubrication_type_and_quantity8 SLOT
NSN3120-01-034-2517
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 30-2493-1 · 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: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 1.7500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL DOCUMENT AND CLASSIFICATION: WW-T785,T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 1.5700 INCHES NOMINAL IN
•
ANTIROTATION/LUBRICATION TYPE AND QUANTITY: 8 SLOT
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER1.7500 INCHES NOMINAL IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONWW-T785,T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH1.4950 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN
BODY INSIDE DIAMETER1.5700 INCHES NOMINAL IN
SPECIAL FEATURES4 SLOTS EQUALLY SPACED AT 90 DEGREES ON BOTH ENDS
ANTIROTATION/LUBRICATION TYPE AND QUANTITY8 SLOT
MATERIALALUMINUM ALLOY 2024 OVERALL
SLOT WIDTH0.3800 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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 30-2493-1?
30-2493-1 is a BUSHING,SLEEVE.
What is the NSN for 30-2493-1?
30-2493-1 is cataloged in the U.S. Government catalog under NSN 3120-01-034-2517. 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.