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30654AB ✓ 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

BEARING SET,WRIST PIN,FRONT HALF. Key specifications include end_item_identification: O2-N2 GENERATING-CHARGING PLANT,NSN 3655-00-933-4986, general_characteristics_item_description: BRASS,4.500 IN. LG,4.219 IN.

HEIGHT IN, reference_number_differentiating_characteristics: AS DIFFERENTIATED BY NO SPECIAL CLEANING REQUIRED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-058-7327, 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
30654AB
NSN: 3120-00-058-7327
FSC: 3120
CAGE: 44218 — NORWALK COMPRESEER COMPANY INC DBA NORWALK COMPRESSOR COMPANY (USA)
SPECIFICATIONS
end_item_identificationO2-N2 GENERATING-CHARGING PLANT,NSN 3655-00-933-4986
general_characteristics_item_descriptionBRASS,4.500 IN. LG,4.219 IN. HEIGHT IN
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY NO SPECIAL CLEANING REQUIRED
NSN3120-00-058-7327
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 30654AB · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: BRASS,4.500 IN. LG,4.219 IN. HEIGHT IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONBRASS,4.500 IN. LG,4.219 IN. HEIGHT IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
A2467-10Interchangeable
interchangeable cross-reference
interchangeable
33462Interchangeable
interchangeable cross-reference
interchangeable
30654ABInterchangeable
interchangeable cross-reference
interchangeable
8066-67Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 30654AB?
30654AB is a BEARING SET,WRIST PIN,FRONT HALF.
What parts can replace 30654AB?
There are 4 known substitutes for 30654AB: A2467-10, 33462, 30654AB and 1 more. Substitute compatibility should be verified for your specific system.
Is 30654AB still available?
30654AB is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026