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Technical Data Sheet
PartsTable / COMPONENT / 3283634 PIECE 25
3283634 PIECE 25 ✓ 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 BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 1.3750 INCHES MINIMUM AND 1.3850 INCHES MAXIMUM IN, surface_finish: 8.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.4800 INCHES MINIMUM AND 0.4810 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-303-2884, 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
3283634 PIECE 25
NSN: 3120-01-303-2884
FSC: 3120
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 440C OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length1.3750 INCHES MINIMUM AND 1.3850 INCHES MAXIMUM IN
surface_finish8.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.4800 INCHES MINIMUM AND 0.4810 INCHES MAXIMUM IN
body_outside_diameter0.6530 INCHES MINIMUM AND 0.6540 INCHES MAXIMUM IN
material_document_and_classificationQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-01-303-2884
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 3283634 PIECE 25 · 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
•
BODY INSIDE DIAMETER: 0.4800 INCHES MINIMUM AND 0.4810 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 440C OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
SURFACE FINISH: 8.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
BODY INSIDE DIAMETER0.4800 INCHES MINIMUM AND 0.4810 INCHES MAXIMUM IN
MATERIALSTEEL COMP 440C OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
CORNER SHAPESQUARE ALL CORNERS
SURFACE FINISH8.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE FINISH63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
OVERALL LENGTH1.3750 INCHES MINIMUM AND 1.3850 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.6530 INCHES MINIMUM AND 0.6540 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
11168Interchangeable
interchangeable cross-reference
interchangeable
E050557Interchangeable
interchangeable cross-reference
interchangeable
55187Interchangeable
interchangeable cross-reference
interchangeable
234060Interchangeable
interchangeable cross-reference
interchangeable
S637471Interchangeable
interchangeable cross-reference
interchangeable
140316Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3283634 PIECE 25?
3283634 PIECE 25 is a BUSHING,SLEEVE.
What parts can replace 3283634 PIECE 25?
There are 13 known substitutes for 3283634 PIECE 25: 11168, E050557, 55187 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3283634 PIECE 25?
3283634 PIECE 25 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-303-2884. 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