PartsTable
Technical Data Sheet
310-2A ✓ 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 BEARING,WASHER,THRUST is a the manufacturer industrial component. Key specifications include material: STEEL, body_style: RELIEVED, overall_length: 1.063 INCHES NOMINAL IN, special_features: WITH BALL CHECK AND SPRING AND HEXAGON RETAINING SCREW, width_across_flats: 0.563 INCHES NOMINAL IN, concentric_hole_depth: 0.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-469-5374, 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
310-2A
NSN: 3120-00-469-5374
FSC: 3120
CAGE: 17798 — LEBUS INTERNATIONAL, INC. (USA)
SPECIFICATIONS
materialSTEEL
body_styleRELIEVED
overall_length1.063 INCHES NOMINAL IN
special_featuresWITH BALL CHECK AND SPRING AND HEXAGON RETAINING SCREW
width_across_flats0.563 INCHES NOMINAL IN
concentric_hole_depth0.750 INCHES NOMINAL IN
first_end_thread_class2A A
first_end_thread_length0.500 INCHES NOMINAL IN
wrenching_feature_styleHEXAGON
concentric_hole_diameter0.094 INCHES NOMINAL IN
wrenching_feature_height0.156 INCHES NOMINAL IN
first_end_connection_typeTHREADED EXTERNAL TUBE
NSN3120-00-469-5374
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 310-2A · 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
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
CENTER HOLE SHAPE STYLE: ROUND
MATERIAL: PLASTIC OVERALL
CORNER SHAPE: SQUARE ALL CORNERS
DIAMETER: 2.9062 INCHES NOMINAL IN
OVERALL THICKNESS: 0.0625 INCHES NOMINAL IN
STYLE DESIGNATOR: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
MATERIALPLASTIC OVERALL
CORNER SHAPESQUARE ALL CORNERS
DIAMETER2.9062 INCHES NOMINAL IN
MATERIALLUBRICANT LUBRICATION
OVERALL THICKNESS0.0625 INCHES NOMINAL IN
STYLE DESIGNATORROUND
OUTSIDE DIAMETER6.0000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
11350Interchangeable
interchangeable cross-reference
interchangeable
310-2AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 310-2A?
310-2A is a BEARING,WASHER,THRUST.
What parts can replace 310-2A?
There are 2 known substitutes for 310-2A: 11350, 310-2A. Substitute compatibility should be verified for your specific system.
What is the NSN for 310-2A?
310-2A is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-469-5374. This indicates validated use in U.S. government and defense supply chains.
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