PartsTable
Technical Data Sheet
Download PDF

122-2486639 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

122-2486639: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include diameter: 0.375 INCHES NOMINAL ROPE IN, material: STEEL OVERALL, lay_method: RIGHT REGULAR ALL LAYERS, corner_shape: SQUARE ALL CORNERS, overall_length: 0.7500 INCHES NOMINAL IN, special_features: I.D. 1/4; O.D.

2.00;LENGTH 3/4. This part is cataloged in the U.S. Government catalog under NSN 3120-01-493-5768, 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
122-2486639
NSN: 3120-01-493-5768
NIINs: 014935768, 014935775, 014936093, 014941044
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
diameter0.375 INCHES NOMINAL ROPE IN
materialSTEEL OVERALL
lay_methodRIGHT REGULAR ALL LAYERS
corner_shapeSQUARE ALL CORNERS
overall_length0.7500 INCHES NOMINAL IN
special_featuresI.D. 1/4; O.D. 2.00;LENGTH 3/4
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
breaking_strength0980.0 BELT GROUP 1
core_constructionFIBER
prefabrication_formPREFORMED
body_inside_diameter2.0000 INCHES NOMINAL IN
body_outside_diameter2.5000 INCHES NOMINAL IN
NSN3120-01-493-5768
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 122-2486639 · 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
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 2.5000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-5687, TYPE 1, COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 2.0000 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER2.5000 INCHES NOMINAL IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5687, TYPE 1, COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH0.7500 INCHES NOMINAL IN
BODY INSIDE DIAMETER2.0000 INCHES NOMINAL IN
END ITEM IDENTIFICATIONDOOR, ACFT CARRIER CVA 67
MATERIALCOPPER ALLOY OVERALL
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
Ready to buy 122-2486639?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 122-2486639?
122-2486639 is a BUSHING,SLEEVE.
What is the NSN for 122-2486639?
122-2486639 is cataloged in the U.S. Government catalog under NSN 3120-01-493-5768. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 122-2486639

✓ 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.