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Technical Data Sheet
PartsTable / COMPONENT / 1147AS903-23
1147AS903-23 ✓ 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: COPPER ALLOY 841 OVERALL, overall_length: 2.5000 INCHES NOMINAL IN, body_inside_diameter: 1.5030 INCHES NOMINAL IN, body_outside_diameter: 1.8780 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 3120-01-267-3113, 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
1147AS903-23
NSN: 3120-01-267-3113
FSC: 3120
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialCOPPER ALLOY 841 OVERALL
overall_length2.5000 INCHES NOMINAL IN
body_inside_diameter1.5030 INCHES NOMINAL IN
body_outside_diameter1.8780 INCHES NOMINAL IN
NSN3120-01-267-3113
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 1147AS903-23 · 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 841 OVERALL
•
BODY INSIDE DIAMETER: 1.5030 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 1.8780 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH2.5000 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 841 OVERALL
BODY INSIDE DIAMETER1.5030 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.8780 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
35286Interchangeable
interchangeable cross-reference
interchangeable
6809-6-6Interchangeable
interchangeable cross-reference
interchangeable
P40185Interchangeable
interchangeable cross-reference
interchangeable
AA1807-11Interchangeable
Same NIIN cross-reference
interchangeable
B2430-20Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1147AS903-23?
1147AS903-23 is a BEARING,SLEEVE.
What parts can replace 1147AS903-23?
There are 5 known substitutes for 1147AS903-23: 35286, 6809-6-6, P40185 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1147AS903-23?
1147AS903-23 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-267-3113. 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