PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 990323
990323 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.7200 INCHES NOMINAL IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.4720 INCHES MINIMUM AND 0.4740 INCHES MAXIMUM IN, body_outside_diameter: 0.5170 INCHES MINIMUM AND 0.5180 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-627-8938, 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
990323
NSN: 3120-00-627-8938
FSC: 3120
CAGE: 12603 — CLARK EQUIPMENT CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.7200 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.4720 INCHES MINIMUM AND 0.4740 INCHES MAXIMUM IN
body_outside_diameter0.5170 INCHES MINIMUM AND 0.5180 INCHES MAXIMUM IN
NSN3120-00-627-8938
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 990323 · 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
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL: COPPER ALLOY OVERALL
•
BODY INSIDE DIAMETER: 0.4720 INCHES MINIMUM AND 0.4740 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.5170 INCHES MINIMUM AND 0.5180 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CORNER SHAPESQUARE ALL CORNERS
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIALCOPPER ALLOY OVERALL
BODY INSIDE DIAMETER0.4720 INCHES MINIMUM AND 0.4740 INCHES MAXIMUM IN
OVERALL LENGTH0.7200 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.5170 INCHES MINIMUM AND 0.5180 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
3-16BALLGRADE3Interchangeable
interchangeable cross-reference
interchangeable
216-3-12Interchangeable
interchangeable cross-reference
interchangeable
8279171Interchangeable
interchangeable cross-reference
interchangeable
4323Interchangeable
interchangeable cross-reference
interchangeable
GGW239Interchangeable
interchangeable cross-reference
interchangeable
PL-14-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 990323?
990323 is a BUSHING,SLEEVE.
What parts can replace 990323?
There are 15 known substitutes for 990323: 3-16BALLGRADE3, 216-3-12, 8279171 and 12 more. Substitute compatibility should be verified for your specific system.
Is 990323 still available?
990323 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026