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Technical Data Sheet
PartsTable / COMPONENT / 3120PL0961949
3120PL0961949 ✓ 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 PULLEY,GROOVED,ADJUSTABLE is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) OVERALL, flange_width: 0.1200 INCHES MINIMUM AND 0.1300 INCHES MAXIMUM IN, overall_length: 0.6400 INCHES NOMINAL IN, body_inside_diameter: 0.5050 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM IN, body_outside_diameter: 0.6250 INCHES MINIMUM AND 0.6350 INCHES MAXIMUM IN, flange_outside_diameter: 0.9700 INCHES MINIMUM AND 0.9900 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 3120-01-294-4341, 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
3120PL0961949
NSN: 3120-01-294-4341
FSC: 3120
CAGE: 9009H — JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX (POL)
SPECIFICATIONS
materialPLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) OVERALL
flange_width0.1200 INCHES MINIMUM AND 0.1300 INCHES MAXIMUM IN
overall_length0.6400 INCHES NOMINAL IN
body_inside_diameter0.5050 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM IN
body_outside_diameter0.6250 INCHES MINIMUM AND 0.6350 INCHES MAXIMUM IN
flange_outside_diameter0.9700 INCHES MINIMUM AND 0.9900 INCHES MAXIMUM IN
NSN3120-01-294-4341
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 3120PL0961949 · 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: 0.9700 INCHES MINIMUM AND 0.9900 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) OVERALL
•
BODY INSIDE DIAMETER: 0.5050 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.6250 INCHES MINIMUM AND 0.6350 INCHES MAXIMUM IN
•
FLANGE WIDTH: 0.1200 INCHES MINIMUM AND 0.1300 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
FLANGE OUTSIDE DIAMETER0.9700 INCHES MINIMUM AND 0.9900 INCHES MAXIMUM IN
MATERIALPLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) OVERALL
BODY INSIDE DIAMETER0.5050 INCHES MINIMUM AND 0.5150 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.6250 INCHES MINIMUM AND 0.6350 INCHES MAXIMUM IN
FLANGE WIDTH0.1200 INCHES MINIMUM AND 0.1300 INCHES MAXIMUM IN
OVERALL LENGTH0.6400 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
5190447Interchangeable
interchangeable cross-reference
interchangeable
MP157AInterchangeable
interchangeable cross-reference
interchangeable
5190448Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3120PL0961949?
3120PL0961949 is a PULLEY,GROOVED,ADJUSTABLE.
What parts can replace 3120PL0961949?
There are 3 known substitutes for 3120PL0961949: 5190447, MP157A, 5190448. Substitute compatibility should be verified for your specific system.
What is the NSN for 3120PL0961949?
3120PL0961949 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-294-4341. 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