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490298-V — HOUSING,BEARING UNIT

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

490298-V: HOUSING,BEARING UNIT.

The HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include shape: ROUND, width: 0.312 INCHES IN, author: DICTAPHONE CORP, length: 875.000 FEET FT, diameter: 0.250 INCHES NOMINAL IN, end_type: EXTERNAL THREAD SECOND END. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-300-2811, 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
490298-V
NSN: 3130-01-300-2811
FSC: 3130 — Bearings, Mounted
CAGE: 1EN78 — VIKING INCORPORATED DBA VIKING INC (USA)
SPECIFICATIONS
shapeROUND
width0.312 INCHES IN
authorDICTAPHONE CORP
length875.000 FEET FT
diameter0.250 INCHES NOMINAL IN
end_typeEXTERNAL THREAD SECOND END
materialSTEEL OVERALL
nut_styleHEXAGON
base_styleSUB-MIDGET FLANGED
body_shapeROUND
body_width4.688 INCHES NOMINAL IN
bore_shapeSTRAIGHT
NSN3130-01-300-2811
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 490298-V · 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
OTHER ITEMS IN FSC 3130 — Bearings, Mounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3130-00-001-5118 3130-00-001-5137 3130-00-001-6585 3130-00-003-0422 3130-00-003-0455 3130-00-003-0794 3130-00-003-2802 3130-00-003-9535
SUBSTITUTES & CROSS-REFERENCES 2
490298Reference document
Same NSN cross-reference
Reference document — Secondary reference
146256Same 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 490298-V?
490298-V is a HOUSING,BEARING UNIT.
What parts can replace 490298-V?
There are 2 known substitutes for 490298-V: 490298, 146256. Substitute compatibility should be verified for your specific system.
What is the NSN for 490298-V?
490298-V is cataloged in the U.S. Government catalog under NSN 3130-01-300-2811. This indicates validated use in U.S. government and defense supply chains.
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