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Technical Data Sheet
PartsTable / COMPONENT / MB-1493WL
MB-1493WL ✓ 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 RESISTOR,FIXED,COMPOSITION is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.2260 INCHES MAXIMUM IN, special_features: FURNISHED WITH 2 DOWEL PINS, style_designator: SEGMENTED, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 3.9270 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-316-1383, 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
MB-1493WL
NSN: 3120-00-316-1383
FSC: 3120
CAGE: 0AX87 — JPI TRANSPORTATION PRODUCTS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.2260 INCHES MAXIMUM IN
special_featuresFURNISHED WITH 2 DOWEL PINS
style_designatorSEGMENTED, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter3.9270 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN
body_outside_diameter5.1250 INCHES NOMINAL IN
NSN3120-00-316-1383
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: MB-1493WL · 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: COPPER ALLOY OVERALL
•
BODY OUTSIDE DIAMETER: 5.1250 INCHES NOMINAL IN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
STYLE DESIGNATOR: SEGMENTED, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 3.9270 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY OVERALL
SPECIAL FEATURESFURNISHED WITH 2 DOWEL PINS
BODY OUTSIDE DIAMETER5.1250 INCHES NOMINAL IN
CORNER SHAPESQUARE ALL CORNERS
STYLE DESIGNATORSEGMENTED, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH0.2260 INCHES MAXIMUM IN
BODY INSIDE DIAMETER3.9270 INCHES MINIMUM AND 3.9370 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
VBE652/100EInterchangeable
interchangeable cross-reference
interchangeable
436-6181Interchangeable
interchangeable cross-reference
interchangeable
MIL-R-39008/5Interchangeable
interchangeable cross-reference
interchangeable
MB1493WUInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MB-1493WL?
MB-1493WL is a RESISTOR,FIXED,COMPOSITION.
What parts can replace MB-1493WL?
There are 4 known substitutes for MB-1493WL: VBE652/100E, 436-6181, MIL-R-39008/5 and 1 more. Substitute compatibility should be verified for your specific system.
Is MB-1493WL still available?
MB-1493WL is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026