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PartsTable / COMPONENT / 6665N PIECE 37
6665N PIECE 37 ✓ 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: STEEL CORROSION RESISTING OVERALL, hardness_rating: 47.0 BRINELL STANDARD MINIMUM OVERALL, material_document_and_classification: QQ-S-753 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-215-2562, 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
6665N PIECE 37
NSN: 3120-01-215-2562
FSC: 3120
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
hardness_rating47.0 BRINELL STANDARD MINIMUM OVERALL
material_document_and_classificationQQ-S-753 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-01-215-2562
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 6665N PIECE 37 · 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
•
HARDNESS RATING: 47.0 BRINELL STANDARD MINIMUM OVERALL
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-753 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HARDNESS RATING47.0 BRINELL STANDARD MINIMUM OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-753 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
PA5617Interchangeable
interchangeable cross-reference
interchangeable
AMS-QQ-A-200/3Interchangeable
interchangeable cross-reference
interchangeable
60-643Interchangeable
interchangeable cross-reference
interchangeable
1163-3-8Interchangeable
interchangeable cross-reference
interchangeable
141-8Interchangeable
interchangeable cross-reference
interchangeable
141-169Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6665N PIECE 37?
6665N PIECE 37 is a BUSHING,SLEEVE.
What parts can replace 6665N PIECE 37?
There are 16 known substitutes for 6665N PIECE 37: PA5617, AMS-QQ-A-200/3, 60-643 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6665N PIECE 37?
6665N PIECE 37 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-215-2562. 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