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184749 — BUSHING,SLEEVE

✓ Government record, cited
Hama · BALL BEARING
PRODUCT OVERVIEW

184749: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a Hama industrial component. Key specifications include material: CARBON BORE LINER, corner_shape: SQUARE INSIDE RIGHT CORNER, flange_width: 0.1880 INCHES NOMINAL IN, overall_length: 1.1880 INCHES NOMINAL IN, surface_finish: 16.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY, special_features: RIGHT END COUNTERSUNK 5 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-394-7798, 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
184749
NSN: 3120-00-394-7798
NIINs: 003947798, 014333307
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 36346 — UNION CARBIDE CORP SUB OF DOW CO THE (USA)
SPECIFICATIONS
materialCARBON BORE LINER
corner_shapeSQUARE INSIDE RIGHT CORNER
flange_width0.1880 INCHES NOMINAL IN
overall_length1.1880 INCHES NOMINAL IN
surface_finish16.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
special_featuresRIGHT END COUNTERSUNK 5 DEGREES
style_designatorSOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE ONE END
body_inside_diameter0.9390 INCHES MINIMUM AND 0.9395 INCHES MAXIMUM IN
body_outside_diameter1.5200 INCHES MINIMUM AND 1.5300 INCHES MAXIMUM IN
flange_outside_diameter1.8700 INCHES MINIMUM AND 1.8800 INCHES MAXIMUM IN
left_internal_flange_width0.4070 INCHES NOMINAL IN
left_internal_flange_hole_diameter0.8750 INCHES NOMINAL IN
NSN3120-00-394-7798
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 184749 · Hama ⚠ 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: 0.4070 INCHES NOMINAL IN
•
SURFACE FINISH: 16.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
•
LEFT INTERNAL FLANGE HOLE DIAMETER: 0.8750 INCHES NOMINAL IN
•
CORNER SHAPE: SQUARE INSIDE RIGHT CORNER
TECHNICAL CHARACTERISTICS
LEFT INTERNAL FLANGE WIDTH0.4070 INCHES NOMINAL IN
SURFACE FINISH16.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
LEFT INTERNAL FLANGE HOLE DIAMETER0.8750 INCHES NOMINAL IN
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPEROUND LEFT FLANGE BODY CORNER
FLANGE OUTSIDE DIAMETER1.8700 INCHES MINIMUM AND 1.8800 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
C497319Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 184749?
184749 is a BUSHING,SLEEVE manufactured by Hama.
What parts can replace 184749?
There is 1 known substitute for 184749: C497319. Substitute compatibility should be verified for your specific system.
What is the NSN for 184749?
184749 is cataloged in the U.S. Government catalog under NSN 3120-00-394-7798. 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.