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Technical Data Sheet
PartsTable / COMPONENT / 78330PC55SH16
78330PC55SH16 ✓ 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,WASHER,THRUST is a the manufacturer industrial component. Key specifications include diameter: 0.7520 INCHES MINIMUM AND 0.7620 INCHES MAXIMUM IN, corner_shape: SQUARE ALL CORNERS, outside_diameter: 1.2200 INCHES MINIMUM AND 1.2400 INCHES MAXIMUM IN, style_designator: ROUND, overall_thickness: 0.1230 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM IN, center_hole_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-935-5729, 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
78330PC55SH16
NSN: 3120-00-935-5729
FSC: 3120
CAGE: 17661 — HAMILL MANUFACTURING COMPANY DBA HAMILL MANUFACTURING CO (USA)
SPECIFICATIONS
diameter0.7520 INCHES MINIMUM AND 0.7620 INCHES MAXIMUM IN
corner_shapeSQUARE ALL CORNERS
outside_diameter1.2200 INCHES MINIMUM AND 1.2400 INCHES MAXIMUM IN
style_designatorROUND
overall_thickness0.1230 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM IN
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN3120-00-935-5729
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 78330PC55SH16 · 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
•
DIAMETER: 0.7520 INCHES MINIMUM AND 0.7620 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: ROUND
•
CORNER SHAPE: SQUARE ALL CORNERS
•
OVERALL THICKNESS: 0.1230 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 1.2200 INCHES MINIMUM AND 1.2400 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
DIAMETER0.7520 INCHES MINIMUM AND 0.7620 INCHES MAXIMUM IN
STYLE DESIGNATORROUND
CORNER SHAPESQUARE ALL CORNERS
OVERALL THICKNESS0.1230 INCHES MINIMUM AND 0.1260 INCHES MAXIMUM IN
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER1.2200 INCHES MINIMUM AND 1.2400 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
TRD-1220Interchangeable
interchangeable cross-reference
interchangeable
CAT. 580Interchangeable
interchangeable cross-reference
interchangeable
820-5952575 PC 3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 78330PC55SH16?
78330PC55SH16 is a BEARING,WASHER,THRUST.
What parts can replace 78330PC55SH16?
There are 3 known substitutes for 78330PC55SH16: TRD-1220, CAT. 580, 820-5952575 PC 3. Substitute compatibility should be verified for your specific system.
What is the NSN for 78330PC55SH16?
78330PC55SH16 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-935-5729. 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