PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 662-7446
662-7446 ✓ 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

RESISTOR,VARIABLE,WIRE WOUND,PRE. Key specifications include material: STEEL COMP 303 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.5465 INCHES MINIMUM AND 0.5785 INCHES MAXIMUM IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, surface_treatment: PASSIVATE OVERALL, body_inside_diameter: 0.9205 INCHES MINIMUM AND 0.9210 INCHES MAXIMUM 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 3120-00-662-7446, 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
662-7446
NSN: 3120-00-662-7446
FSC: 3120
CAGE: 59155 — MARINE DIESEL, INC. DBA MARINE DIESEL (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.5465 INCHES MINIMUM AND 0.5785 INCHES MAXIMUM IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
surface_treatmentPASSIVATE OVERALL
body_inside_diameter0.9205 INCHES MINIMUM AND 0.9210 INCHES MAXIMUM IN
body_outside_diameter1.0750 INCHES MINIMUM AND 1.0800 INCHES MAXIMUM IN
material_document_and_classificationQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-662-7446
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 662-7446 · 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
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
BODY OUTSIDE DIAMETER: 1.0750 INCHES MINIMUM AND 1.0800 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 0.9205 INCHES MINIMUM AND 0.9210 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 303 OVERALL
•
CORNER SHAPE: SQUARE ALL CORNERS
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
SURFACE TREATMENTPASSIVATE OVERALL
BODY OUTSIDE DIAMETER1.0750 INCHES MINIMUM AND 1.0800 INCHES MAXIMUM IN
OVERALL LENGTH0.5465 INCHES MINIMUM AND 0.5785 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
BODY INSIDE DIAMETER0.9205 INCHES MINIMUM AND 0.9210 INCHES MAXIMUM IN
MATERIALSTEEL COMP 303 OVERALL
CORNER SHAPESQUARE ALL CORNERS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
50004Interchangeable
interchangeable cross-reference
interchangeable
0215008Interchangeable
interchangeable cross-reference
interchangeable
45677Interchangeable
interchangeable cross-reference
interchangeable
10370BAInterchangeable
interchangeable cross-reference
interchangeable
7609-1619-0Interchangeable
interchangeable cross-reference
interchangeable
32940-050Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 662-7446?
662-7446 is a RESISTOR,VARIABLE,WIRE WOUND,PRE.
What parts can replace 662-7446?
There are 13 known substitutes for 662-7446: 50004, 0215008, 45677 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 662-7446?
662-7446 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-662-7446. 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