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Y250D88NX1A — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

Y250D88NX1A: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include flange_width: 0.3730 INCHES MINIMUM AND 0.3760 INCHES MAXIMUM IN, hole_diameter: 0.5000 INCHES NOMINAL FIRST IN, overall_length: 2.0625 INCHES NOMINAL IN, surface_finish: 125.0 MICROINCHES INTERMEDIATE LAYER, special_features: LEFT END SURFACE OF BODY COUNTERBORE 2.937 IN. DIA BY 1.187 IN.

DEEP WITH 32 FINISH IN, style_designator: SOLID, EXTERNAL FLANGE, INTERNAL FLANGE ONE END. This part is cataloged in the U.S. Government catalog under NSN 3120-00-076-9151, 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
Y250D88NX1A
NSN: 3120-00-076-9151
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
flange_width0.3730 INCHES MINIMUM AND 0.3760 INCHES MAXIMUM IN
hole_diameter0.5000 INCHES NOMINAL FIRST IN
overall_length2.0625 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES INTERMEDIATE LAYER
special_featuresLEFT END SURFACE OF BODY COUNTERBORE 2.937 IN. DIA BY 1.187 IN. DEEP WITH 32 FINISH IN
style_designatorSOLID, EXTERNAL FLANGE, INTERNAL FLANGE ONE END
body_inside_diameter2.8125 INCHES NOMINAL IN
body_outside_diameter3.4350 INCHES MINIMUM AND 3.4370 INCHES MAXIMUM IN
end_to_flange_distance0.6250 INCHES NOMINAL IN
flange_outside_diameter3.8125 INCHES NOMINAL IN
right_internal_flange_width0.1250 INCHES NOMINAL IN
right_internal_flange_hole_diameter2.5400 INCHES MINIMUM AND 2.5500 INCHES MAXIMUM IN
NSN3120-00-076-9151
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: Y250D88NX1A · 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
•
SURFACE FINISH: 125.0 MICROINCHES INTERMEDIATE LAYER
•
RIGHT INTERNAL FLANGE WIDTH: 0.1250 INCHES NOMINAL IN
•
FLANGE OUTSIDE DIAMETER: 3.8125 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 3.4350 INCHES MINIMUM AND 3.4370 INCHES MAXIMUM IN
•
END TO FLANGE DISTANCE: 0.6250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE, INTERNAL FLANGE ONE END
•
BODY INSIDE DIAMETER: 2.8125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES INTERMEDIATE LAYER
RIGHT INTERNAL FLANGE WIDTH0.1250 INCHES NOMINAL IN
FLANGE OUTSIDE DIAMETER3.8125 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER3.4350 INCHES MINIMUM AND 3.4370 INCHES MAXIMUM IN
END TO FLANGE DISTANCE0.6250 INCHES NOMINAL IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE, INTERNAL FLANGE ONE END
OVERALL LENGTH2.0625 INCHES NOMINAL IN
BODY INSIDE DIAMETER2.8125 INCHES NOMINAL IN
RIGHT INTERNAL FLANGE HOLE DIAMETER2.5400 INCHES MINIMUM AND 2.5500 INCHES MAXIMUM IN
SPECIAL FEATURESLEFT END SURFACE OF BODY COUNTERBORE 2.937 IN. DIA BY 1.187 IN. DEEP WITH 32 FINISH 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 3
Y248315Reference document
Same NSN cross-reference
Reference document — Secondary reference
Y250D88NX1-20HReference document
Same NSN cross-reference
Reference document — Secondary reference
C248315Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is Y250D88NX1A?
Y250D88NX1A is a BUSHING,SLEEVE.
What parts can replace Y250D88NX1A?
There are 3 known substitutes for Y250D88NX1A: Y248315, Y250D88NX1-20H, C248315. Substitute compatibility should be verified for your specific system.
What is the NSN for Y250D88NX1A?
Y250D88NX1A is cataloged in the U.S. Government catalog under NSN 3120-00-076-9151. 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.