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Technical Data Sheet
PartsTable / COMPONENT / 7744806
7744806 ✓ 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,SLEEVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 937 OVERALL, corner_shape: SQUARE INSIDE LEFT CORNER, flange_width: 0.1600 INCHES NOMINAL IN, hole_diameter: 0.2480 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM FIRST IN, overall_length: 1.5700 INCHES NOMINAL IN, surface_finish: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-774-4806, 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
7744806
NSN: 3120-00-774-4806
FSC: 3120
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialCOPPER ALLOY 937 OVERALL
corner_shapeSQUARE INSIDE LEFT CORNER
flange_width0.1600 INCHES NOMINAL IN
hole_diameter0.2480 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM FIRST IN
overall_length1.5700 INCHES NOMINAL IN
surface_finish63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter1.5900 INCHES MINIMUM AND 1.6000 INCHES MAXIMUM IN
body_outside_diameter1.8775 INCHES MINIMUM AND 1.8785 INCHES MAXIMUM IN
flange_outside_diameter2.0900 INCHES NOMINAL IN
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
antirotation/lubrication_type_and_quantity1 HOLE
NSN3120-00-774-4806
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 7744806 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
FLANGE WIDTH: 0.1600 INCHES NOMINAL IN
•
CORNER SHAPE: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
•
FLANGE OUTSIDE DIAMETER: 2.0900 INCHES NOMINAL IN
•
SURFACE FINISH: 63.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
•
HOLE DIAMETER: 0.2480 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM FIRST IN
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE ONE END
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FLANGE WIDTH0.1600 INCHES NOMINAL IN
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER2.0900 INCHES NOMINAL IN
SURFACE FINISH63.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
HOLE DIAMETER0.2480 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM FIRST IN
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
SURFACE FINISH63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
BODY OUTSIDE DIAMETER1.8775 INCHES MINIMUM AND 1.8785 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
7744806Interchangeable
interchangeable cross-reference
interchangeable
448-06Interchangeable
interchangeable cross-reference
interchangeable
66 452-004Interchangeable
interchangeable cross-reference
interchangeable
AS-4333/VInterchangeable
interchangeable cross-reference
interchangeable
013-1925-030Interchangeable
interchangeable cross-reference
interchangeable
32102Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7744806?
7744806 is a BEARING,SLEEVE.
What parts can replace 7744806?
There are 8 known substitutes for 7744806: 7744806, 448-06, 66 452-004 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7744806?
7744806 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-774-4806. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026