PartsTable
Technical Data Sheet
PB58 ✓ 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 MICROCIRCUIT,LINEAR is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, seal_type: CONTACT, block_type: FIXED, corner_shape: SQUARE INSIDE RIGHT CORNER, flange_width: 0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN, bore_diameter: 0.6250 INCHES NOMINAL 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 3120-00-374-0806, 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
PB58
NSN: 3120-00-374-0806
FSC: 3120
CAGE: 53331 — SUPERIOR EQUIPMENT CO BUCKEYE DIV (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
seal_typeCONTACT
block_typeFIXED
corner_shapeSQUARE INSIDE RIGHT CORNER
flange_width0.3650 INCHES MINIMUM AND 0.3850 INCHES MAXIMUM IN
bore_diameter0.6250 INCHES NOMINAL IN
seal_locationBOTH ENDS
alignment_typeSELF-ALIGNING
overall_length3.3650 INCHES MINIMUM AND 3.3850 INCHES MAXIMUM IN
shaft_end_typeOPEN
collar_locationONE END
special_featuresFOUR GROOVES EQUALLYSPACED ON FACE OF FLANGE 0.1875 IN. W BY 0.0625 IN. DEEP IN
NSN3120-00-374-0806
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: PB58 · 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
CORNER SHAPE: SQUARE LEFT FLANGE BODY CORNER
SURFACE GROOVE LOCATION AND QUANTITY: 1 INTERNAL AND 1 EXTERNAL
ANTIROTATION/LUBRICATION TYPE AND QUANTITY: 2 HOLE
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
SURFACE GROOVE LOCATION AND QUANTITY1 INTERNAL AND 1 EXTERNAL
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
ANTIROTATION/LUBRICATION TYPE AND QUANTITY2 HOLE
SPECIAL FEATURESFOUR GROOVES EQUALLYSPACED ON FACE OF FLANGE 0.1875 IN. W BY 0.0625 IN. DEEP IN
MATERIALCOPPER ALLOY OVERALL
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
CORNER SHAPEROUND INSIDE LEFT CORNER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
SP-10Interchangeable
interchangeable cross-reference
interchangeable
PB5/8Interchangeable
interchangeable cross-reference
interchangeable
PB58Interchangeable
interchangeable cross-reference
interchangeable
8521848-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PB58?
PB58 is a MICROCIRCUIT,LINEAR.
What parts can replace PB58?
There are 4 known substitutes for PB58: SP-10, PB5/8, PB58 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PB58?
PB58 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-374-0806. This indicates validated use in U.S. government and defense supply chains.
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