PartsTable
Technical Data Sheet
149-003 ✓ 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 SEMICONDUCTOR DEVICES,UNITIZED is a the manufacturer industrial component. Key specifications include diameter: 0.5630 INCHES MINIMUM AND 0.5645 INCHES MAXIMUM IN, material: PLASTIC PHENOLIC INSULATOR, body_style: STRAIGHT HANDLE, body_length: 1.718 INCHES NOMINAL IN, finger_type: TWO CONDUCTOR, TURRET TIP SINGLE FINGER, corner_shape: SQUARE ALL CORNERS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-782-7198, 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
149-003
NSN: 3120-00-782-7198
FSC: 3120
CAGE: 0AHP5 — CURTISS-WRIGHT CONTROLS, INC. DIV ACTUATION DIVISION (USA)
SPECIFICATIONS
diameter0.5630 INCHES MINIMUM AND 0.5645 INCHES MAXIMUM IN
materialPLASTIC PHENOLIC INSULATOR
body_styleSTRAIGHT HANDLE
body_length1.718 INCHES NOMINAL IN
finger_typeTWO CONDUCTOR, TURRET TIP SINGLE FINGER
corner_shapeSQUARE ALL CORNERS
finger_length1.188 INCHES NOMINAL SINGLE FINGER IN
terminal_typeEYELET W/TAB
overall_length0.165 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
surface_finish16.0 MICROINCHES RIGHT SIDE
finger_diameter0.250 INCHES NOMINAL SINGLE FINGER IN
hardness_rating91.0 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL
NSN3120-00-782-7198
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 149-003 · 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
DIAMETER: 0.5630 INCHES MINIMUM AND 0.5645 INCHES MAXIMUM IN
SURFACE FINISH: 16.0 MICROINCHES LEFT SIDE
STYLE DESIGNATOR: ROUND
CORNER SHAPE: SQUARE ALL CORNERS
MATERIAL: STEEL UNS K24065 OVERALL
FEATURES PROVIDED: CASEHARDENED
HARDNESS RATING: 91.0 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
DIAMETER0.5630 INCHES MINIMUM AND 0.5645 INCHES MAXIMUM IN
SURFACE FINISH16.0 MICROINCHES LEFT SIDE
STYLE DESIGNATORROUND
SURFACE FINISH16.0 MICROINCHES RIGHT SIDE
CORNER SHAPESQUARE ALL CORNERS
MATERIALSTEEL UNS K24065 OVERALL
FEATURES PROVIDEDCASEHARDENED
HARDNESS RATING91.0 ROCKWELL SUPERFICIAL 15-N NOMINAL OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER1.6700 INCHES MINIMUM AND 1.6800 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
350LInterchangeable
interchangeable cross-reference
interchangeable
149-003Interchangeable
interchangeable cross-reference
interchangeable
MM550H/883CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 149-003?
149-003 is a SEMICONDUCTOR DEVICES,UNITIZED.
What parts can replace 149-003?
There are 3 known substitutes for 149-003: 350L, 149-003, MM550H/883C. Substitute compatibility should be verified for your specific system.
What is the NSN for 149-003?
149-003 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-782-7198. This indicates validated use in U.S. government and defense supply chains.
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