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Technical Data Sheet
PartsTable / COMPONENT / 1616D-1/2
1616D-1/2 ✓ 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 1616D-1/2 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-313-3993, 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
1616D-1/2
NSN: 3120-01-313-3993
FSC: 3120
CAGE: 71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)
SPECIFICATIONS
Part Number1616D-1/2
NSN3120-01-313-3993
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 1616D-1/2 · 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
•
FLANGE OUTSIDE DIAMETER: 2.0000 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: DELRIN,CAGEC 14063 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: PLASTIC ACETAL OVERALL
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE ONE END
•
BODY OUTSIDE DIAMETER: 1.8800 INCHES NOMINAL IN
•
FLANGE WIDTH: 0.1900 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 0.5000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FLANGE OUTSIDE DIAMETER2.0000 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONDELRIN,CAGEC 14063 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC ACETAL OVERALL
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
BODY OUTSIDE DIAMETER1.8800 INCHES NOMINAL IN
OVERALL LENGTH1.0000 INCHES NOMINAL IN
FLANGE WIDTH0.1900 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.5000 INCHES NOMINAL IN
SPECIAL FEATURES0.1200 IN. BOSS ATTACHED TO FLANGE IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
571-02Interchangeable
interchangeable cross-reference
interchangeable
304301Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-62/2Interchangeable
interchangeable cross-reference
interchangeable
352202081430Interchangeable
interchangeable cross-reference
interchangeable
243037-108Interchangeable
interchangeable cross-reference
interchangeable
7000046312Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1616D-1/2?
1616D-1/2 is a 1616D-1/2.
What parts can replace 1616D-1/2?
There are 12 known substitutes for 1616D-1/2: 571-02, 304301, MIL-PRF-62/2 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1616D-1/2?
1616D-1/2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-313-3993. 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