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340898 — KEYTOP,KEYBOARD

✓ Government record, cited
Legrand · MRO · MRO_GENERAL
PRODUCT OVERVIEW

340898: KEYTOP,KEYBOARD.

The KEYTOP,KEYBOARD is a Legrand industrial component. This part is cataloged in the U.S. Government catalog under NSN 3120-00-571-9410, 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
MRO→ MRO_GENERAL→ 340898
NSN: 3120-00-571-9410
NIINs: 005719410, 010180571
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
Part Number340898
ManufacturerLegrand
NSN3120-00-571-9410
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 340898 · Legrand ⚠ 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
•
LEFT INTERNAL FLANGE WIDTH: 0.2940 INCHES MINIMUM AND 0.2990 INCHES MAXIMUM IN
•
SURFACE FINISH: 125.0 MICROINCHES OVERALL
•
LEFT INTERNAL FLANGE HOLE DIAMETER: 0.4071 INCHES MINIMUM AND 0.4076 INCHES MAXIMUM IN
•
CORNER SHAPE: CHAMFERED INSIDE LEFT CORNER
•
BODY OUTSIDE DIAMETER: 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
LEFT INTERNAL FLANGE WIDTH0.2940 INCHES MINIMUM AND 0.2990 INCHES MAXIMUM IN
SURFACE FINISH125.0 MICROINCHES OVERALL
LEFT INTERNAL FLANGE HOLE DIAMETER0.4071 INCHES MINIMUM AND 0.4076 INCHES MAXIMUM IN
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
BODY OUTSIDE DIAMETER0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES, INTERNAL FLANGE ONE END
OVERALL LENGTH0.5130 INCHES MINIMUM AND 0.5180 INCHES MAXIMUM IN
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 340898?
340898 is a KEYTOP,KEYBOARD manufactured by Legrand. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 340898?
340898 is cataloged in the U.S. Government catalog under NSN 3120-00-571-9410. 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.