PartsTable
Technical Data Sheet
4-138271-01 ✓ 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 BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: TIN ALLOY UNS L13890 INNER LAYER, slot_width: 0.1850 INCHES MINIMUM AND 0.2150 INCHES MAXIMUM FIRST IN, slot_length: 0.4000 INCHES NOMINAL FIRST IN, corner_shape: CHAMFERED ALL CORNERS, overall_length: 0.6000 INCHES NOMINAL IN, style_designator: SPLIT, PLAIN, NO OUTSIDE FLANGES. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-021-6732, 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
4-138271-01
NSN: 3120-01-021-6732
FSC: 3120
CAGE: 11349 — CENTURY ELECTRIC INC (USA)
SPECIFICATIONS
materialTIN ALLOY UNS L13890 INNER LAYER
slot_width0.1850 INCHES MINIMUM AND 0.2150 INCHES MAXIMUM FIRST IN
slot_length0.4000 INCHES NOMINAL FIRST IN
corner_shapeCHAMFERED ALL CORNERS
overall_length0.6000 INCHES NOMINAL IN
style_designatorSPLIT, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.4780 INCHES NOMINAL IN
body_outside_diameter0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN
lubricant_accommodation_styleGROOVED CIRCULAR
surface_groove_location_and_quantity2 INTERNAL
antirotation/lubrication_type_and_quantity1 SLOT
NSN3120-01-021-6732
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 4-138271-01 · 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
ANTIROTATION/LUBRICATION TYPE AND QUANTITY: 1 SLOT
MATERIAL: STEEL OUTER LAYER
SURFACE GROOVE LOCATION AND QUANTITY: 2 INTERNAL
SLOT WIDTH: 0.1850 INCHES MINIMUM AND 0.2150 INCHES MAXIMUM FIRST IN
CORNER SHAPE: CHAMFERED ALL CORNERS
BODY INSIDE DIAMETER: 0.4780 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
ANTIROTATION/LUBRICATION TYPE AND QUANTITY1 SLOT
MATERIALSTEEL OUTER LAYER
MATERIALTIN ALLOY UNS L13890 INNER LAYER
SURFACE GROOVE LOCATION AND QUANTITY2 INTERNAL
SLOT WIDTH0.1850 INCHES MINIMUM AND 0.2150 INCHES MAXIMUM FIRST IN
CORNER SHAPECHAMFERED ALL CORNERS
BODY INSIDE DIAMETER0.4780 INCHES NOMINAL IN
OVERALL LENGTH0.6000 INCHES NOMINAL IN
STYLE DESIGNATORSPLIT, PLAIN, NO OUTSIDE FLANGES
LUBRICANT ACCOMMODATION STYLEGROOVED CIRCULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
13827-1Interchangeable
interchangeable cross-reference
interchangeable
2-105Interchangeable
interchangeable cross-reference
interchangeable
ASTM B221Interchangeable
interchangeable cross-reference
interchangeable
60-70Interchangeable
interchangeable cross-reference
interchangeable
163651G2Interchangeable
interchangeable cross-reference
interchangeable
163651G1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4-138271-01?
4-138271-01 is a BEARING,SLEEVE.
What parts can replace 4-138271-01?
There are 6 known substitutes for 4-138271-01: 13827-1, 2-105, ASTM B221 and 3 more. Substitute compatibility should be verified for your specific system.
Is 4-138271-01 still available?
4-138271-01 is currently cancelled.
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