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189756 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

189756: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include special_features: B2, TI 6330.5, FA 10630, ASDE3, VOL 3, SEC 8, PG 3-8-9, end_item_identification: ASDE3. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-251-1999, 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
189756
NSN: 3120-01-251-1999
NIINs: 012511999, 014194566
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 85130 — FLOWSERVE CORPORATION DIV FLOWSERVE US INC (USA)
SPECIFICATIONS
special_featuresB2, TI 6330.5, FA 10630, ASDE3, VOL 3, SEC 8, PG 3-8-9
end_item_identificationASDE3
NSN3120-01-251-1999
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 189756 · 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
•
FLANGE OUTSIDE DIAMETER: 2.3750 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 1.7500 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
FLANGE OUTSIDE DIAMETER2.3750 INCHES NOMINAL IN
OVERALL LENGTH2.7500 INCHES NOMINAL IN
BODY INSIDE DIAMETER1.7500 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
1897-5 PIECE 6Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 189756?
189756 is a BUSHING,SLEEVE.
What parts can replace 189756?
There is 1 known substitute for 189756: 1897-5 PIECE 6. Substitute compatibility should be verified for your specific system.
What is the NSN for 189756?
189756 is cataloged in the U.S. Government catalog under NSN 3120-01-251-1999. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.