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4443880 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

4443880: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include supplementary_features: NHA-3340A-5, STANDARD ARM 2.96M; 3340A-8, BUCKET LINK (SUB FOR TH4443880); BOTH FOR 240 DLC EXCAVATOR A, end_item_identification: 3805-01-573-0667, EXCAVATOR,MULTIPURPOSE,CRAWLER MOUNTED/HYDRAULIC EXCAVATOR (TYPE I) HYEX, MODEL 230LCR, part_name_assigned_by_controlling_agency: OE BUSHING. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-583-4979, 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
4443880
NSN: 3120-01-583-4979
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 3PSD7 — JOHN DEERE SHARED SERVICES, LLC (USA)
SPECIFICATIONS
supplementary_featuresNHA-3340A-5, STANDARD ARM 2.96M; 3340A-8, BUCKET LINK (SUB FOR TH4443880); BOTH FOR 240 DLC EXCAVATOR A
end_item_identification3805-01-573-0667, EXCAVATOR,MULTIPURPOSE,CRAWLER MOUNTED/HYDRAULIC EXCAVATOR (TYPE I) HYEX, MODEL 230LCR
part_name_assigned_by_controlling_agencyOE BUSHING
NSN3120-01-583-4979
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 4443880 · 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
•
SUPPLEMENTARY FEATURES: NHA-3340A-5, STANDARD ARM 2.96M; 3340A-8, BUCKET LINK (SUB FOR TH4443880); BOTH FOR 240 DLC EXCAVATOR A
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURESNHA-3340A-5, STANDARD ARM 2.96M; 3340A-8, BUCKET LINK (SUB FOR TH4443880); BOTH FOR 240 DLC EXCAVATOR A
PART NAME ASSIGNED BY CONTROLLING AGENCYOE BUSHING
END ITEM IDENTIFICATION3805-01-573-0667, EXCAVATOR,MULTIPURPOSE,CRAWLER MOUNTED/HYDRAULIC EXCAVATOR (TYPE I) HYEX, MODEL 230LCR
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 4443880?
4443880 is a BEARING,SLEEVE.
What is the NSN for 4443880?
4443880 is cataloged in the U.S. Government catalog under NSN 3120-01-583-4979. This indicates validated use in U.S. government and defense supply chains.
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