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123CSM10048-511 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

123CSM10048-511: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, flange_width: 0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN, overall_length: 0.5490 INCHES MINIMUM AND 0.5590 INCHES MAXIMUM IN, body_inside_diameter: 0.4930 INCHES MINIMUM AND 0.4950 INCHES MAXIMUM IN, body_outside_diameter: 0.6257 INCHES MINIMUM AND 0.6264 INCHES MAXIMUM IN, flange_outside_diameter: 0.8500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-321-4973, 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
123CSM10048-511
NSN: 3120-01-321-4973
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP XM-13 OVERALL
flange_width0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN
overall_length0.5490 INCHES MINIMUM AND 0.5590 INCHES MAXIMUM IN
body_inside_diameter0.4930 INCHES MINIMUM AND 0.4950 INCHES MAXIMUM IN
body_outside_diameter0.6257 INCHES MINIMUM AND 0.6264 INCHES MAXIMUM IN
flange_outside_diameter0.8500 INCHES NOMINAL IN
NSN3120-01-321-4973
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 123CSM10048-511 · 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
•
FLANGE OUTSIDE DIAMETER: 0.8500 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.6257 INCHES MINIMUM AND 0.6264 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 0.4930 INCHES MINIMUM AND 0.4950 INCHES MAXIMUM IN
•
FLANGE WIDTH: 0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP XM-13 OVERALL
TECHNICAL CHARACTERISTICS
FLANGE OUTSIDE DIAMETER0.8500 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.6257 INCHES MINIMUM AND 0.6264 INCHES MAXIMUM IN
OVERALL LENGTH0.5490 INCHES MINIMUM AND 0.5590 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.4930 INCHES MINIMUM AND 0.4950 INCHES MAXIMUM IN
FLANGE WIDTH0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN
MATERIALSTEEL COMP XM-13 OVERALL
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 123CSM10048-511?
123CSM10048-511 is a BUSHING,SLEEVE.
What is the NSN for 123CSM10048-511?
123CSM10048-511 is cataloged in the U.S. Government catalog under NSN 3120-01-321-4973. 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.