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S685-5-280 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

S685-5-280: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OVERALL, corner_shape: SQUARE ALL CORNERS, flange_width: 0.0940 INCHES NOMINAL IN, overall_length: 0.3740 INCHES NOMINAL IN, surface_finish: 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY, style_designator: SOLID, EXTERNAL FLANGE ONE END. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-554-0847, 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
S685-5-280
NSN: 3120-00-554-0847
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 OVERALL
corner_shapeSQUARE ALL CORNERS
flange_width0.0940 INCHES NOMINAL IN
overall_length0.3740 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
style_designatorSOLID, EXTERNAL FLANGE ONE END
surface_treatmentCADMIUM OVERALL
body_inside_diameter0.2460 INCHES MINIMUM AND 0.2480 INCHES MAXIMUM IN
body_outside_diameter0.3760 INCHES MINIMUM AND 0.3780 INCHES MAXIMUM IN
flange_outside_diameter0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN
material_document_and_classificationMIL-S-6758,COND F4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-554-0847
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: S685-5-280 · 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
•
SURFACE FINISH: 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
•
CORNER SHAPE: SQUARE ALL CORNERS
•
FLANGE OUTSIDE DIAMETER: 0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.3760 INCHES MINIMUM AND 0.3780 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE ONE END
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6758,COND F4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 0.2460 INCHES MINIMUM AND 0.2480 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
CORNER SHAPESQUARE ALL CORNERS
FLANGE OUTSIDE DIAMETER0.4900 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.3760 INCHES MINIMUM AND 0.3780 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758,COND F4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH0.3740 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.2460 INCHES MINIMUM AND 0.2480 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
FLANGE WIDTH0.0940 INCHES NOMINAL IN
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is S685-5-280?
S685-5-280 is a BUSHING,SLEEVE.
What is the NSN for S685-5-280?
S685-5-280 is cataloged in the U.S. Government catalog under NSN 3120-00-554-0847. 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.