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Technical Data Sheet
PartsTable / COMPONENT / 139B-9
139B-9 ✓ 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 UNIT,ROLLER is a the manufacturer industrial component. Key specifications include height: 0.060 INCHES NOMINAL IN, diameter: 0.313 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN, material: COPPER ALLOY 630 OVERALL, base_style: MIDGET SCREW, body_style: HOLE MOUNTED, bore_shape: STANDARD TAPER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-01-132-0982, 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
139B-9
NSN: 3130-01-132-0982
FSC: 3130
CAGE: 88171 — ELLISON BRONZE INC (USA)
SPECIFICATIONS
height0.060 INCHES NOMINAL IN
diameter0.313 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN
materialCOPPER ALLOY 630 OVERALL
base_styleMIDGET SCREW
body_styleHOLE MOUNTED
bore_shapeSTANDARD TAPER
bulb_styleT (TUBULAR)
head_styleFLAT
bore_diameter140.0 MILLIMETERS NOMINAL MM
housing_width1.562 INCHES NOMINAL IN
overall_width102.00 MILLIMETERS NOMINAL MM
chamfer_length0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
NSN3130-01-132-0982
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 139B-9 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
1399Interchangeable
interchangeable cross-reference
interchangeable
10232739Interchangeable
interchangeable cross-reference
interchangeable
2232CKJ/C4/W33Interchangeable
interchangeable cross-reference
interchangeable
22328KC004Interchangeable
interchangeable cross-reference
interchangeable
214-2200-799301REV3PCF312Interchangeable
interchangeable cross-reference
interchangeable
399Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 139B-9?
139B-9 is a BEARING UNIT,ROLLER.
What parts can replace 139B-9?
There are 12 known substitutes for 139B-9: 1399, 10232739, 2232CKJ/C4/W33 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 139B-9?
139B-9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-01-132-0982. 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