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Technical Data Sheet
PartsTable / COMPONENT / 124-1678564 PC 51
124-1678564 PC 51 ✓ 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 overall_length: 0.3750 INCHES NOMINAL IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.7810 INCHES NOMINAL IN, body_outside_diameter: 1.0025 INCHES NOMINAL IN, end_item_identification: HATCHES AND HULL DOORS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-480-5306, 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
124-1678564 PC 51
NSN: 3120-01-480-5306
FSC: 3120
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
overall_length0.3750 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.7810 INCHES NOMINAL IN
body_outside_diameter1.0025 INCHES NOMINAL IN
end_item_identificationHATCHES AND HULL DOORS
NSN3120-01-480-5306
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 124-1678564 PC 51 · 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
•
BODY OUTSIDE DIAMETER: 1.0025 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 0.7810 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.3750 INCHES NOMINAL IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
BODY OUTSIDE DIAMETER1.0025 INCHES NOMINAL IN
END ITEM IDENTIFICATIONHATCHES AND HULL DOORS
BODY INSIDE DIAMETER0.7810 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
D02N-099-006 PIECE 23Interchangeable
interchangeable cross-reference
interchangeable
02N-099-006 PIECE 23Interchangeable
interchangeable cross-reference
interchangeable
124-1678549 PCInterchangeable
interchangeable cross-reference
interchangeable
124-1678562 PC 149Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 124-1678564 PC 51?
124-1678564 PC 51 is a BUSHING,SLEEVE.
What parts can replace 124-1678564 PC 51?
There are 4 known substitutes for 124-1678564 PC 51: D02N-099-006 PIECE 23, 02N-099-006 PIECE 23, 124-1678549 PC and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 124-1678564 PC 51?
124-1678564 PC 51 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-480-5306. 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