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Technical Data Sheet
PartsTable / COMPONENT / 31131171
31131171 ✓ 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: ALUMINUM OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 1.1800 INCHES MINIMUM AND 1.1900 INCHES MAXIMUM IN, style_designator: SPLIT, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 2.2525 INCHES NOMINAL IN, body_outside_diameter: 2.3955 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-340-6389, 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
31131171
NSN: 3120-00-340-6389
FSC: 3120
CAGE: 28910 — SERVICE SALES OF PITTSBURGH (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length1.1800 INCHES MINIMUM AND 1.1900 INCHES MAXIMUM IN
style_designatorSPLIT, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter2.2525 INCHES NOMINAL IN
body_outside_diameter2.3955 INCHES NOMINAL IN
NSN3120-00-340-6389
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 31131171 · 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
•
STYLE DESIGNATOR: SPLIT, PLAIN, NO OUTSIDE FLANGES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
MATERIAL: STEEL OUTER LAYER
•
BODY INSIDE DIAMETER: 2.2525 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 2.3955 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSPLIT, PLAIN, NO OUTSIDE FLANGES
CORNER SHAPESQUARE ALL CORNERS
MATERIALSTEEL OUTER LAYER
MATERIALALUMINUM OVERALL
OVERALL LENGTH1.1800 INCHES MINIMUM AND 1.1900 INCHES MAXIMUM IN
BODY INSIDE DIAMETER2.2525 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER2.3955 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
85035Interchangeable
interchangeable cross-reference
interchangeable
D9595BNInterchangeable
interchangeable cross-reference
interchangeable
7106Interchangeable
interchangeable cross-reference
interchangeable
0730035Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 31131171?
31131171 is a BEARING,SLEEVE.
What parts can replace 31131171?
There are 4 known substitutes for 31131171: 85035, D9595BN, 7106 and 1 more. Substitute compatibility should be verified for your specific system.
Is 31131171 still available?
31131171 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