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186311 — BEARING,SLEEVE

✓ Government record, cited
Hama · BALL BEARING
PRODUCT OVERVIEW

186311: BEARING,SLEEVE.

The BEARING,SLEEVE is a Hama industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, corner_shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER, flange_width: 0.0300 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN, overall_length: 0.2150 INCHES MINIMUM AND 0.2170 INCHES MAXIMUM IN, surface_finish: 100.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY, hardness_rating: 27.0 ROCKWELL C NOMINAL OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-517-9023, 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
186311
NSN: 3120-00-517-9023
NIINs: 005179023, 011421391
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 02121 — GOODRICH AEROSPACE CANADA LTD (CAN)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
corner_shapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
flange_width0.0300 INCHES MINIMUM AND 0.0500 INCHES MAXIMUM IN
overall_length0.2150 INCHES MINIMUM AND 0.2170 INCHES MAXIMUM IN
surface_finish100.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
hardness_rating27.0 ROCKWELL C NOMINAL OVERALL
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter0.2000 INCHES MINIMUM AND 0.2050 INCHES MAXIMUM IN
body_outside_diameter0.2650 INCHES MINIMUM AND 0.2850 INCHES MAXIMUM IN
flange_outside_diameter0.4020 INCHES MINIMUM AND 0.4120 INCHES MAXIMUM IN
NSN3120-00-517-9023
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 186311 · 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
•
SURFACE FINISH: 100.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
•
CORNER SHAPE: SQUARE INSIDE RIGHT CORNER
TECHNICAL CHARACTERISTICS
SURFACE FINISH100.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
SURFACE FINISH40.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH100.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
SURFACE FINISH100.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH40.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
SURFACE FINISH40.0 MICROINCHES RIGHT END SURFACE OF BODY
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
SUBSTITUTES & CROSS-REFERENCES 1
4449Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 186311?
186311 is a BEARING,SLEEVE manufactured by Hama.
What parts can replace 186311?
There is 1 known substitute for 186311: 4449. Substitute compatibility should be verified for your specific system.
What is the NSN for 186311?
186311 is cataloged in the U.S. Government catalog under NSN 3120-00-517-9023. This indicates validated use in U.S. government and defense supply chains.
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