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Technical Data Sheet
PartsTable / COMPONENT / 6684-2
6684-2 ✓ Verified by PartsTable
Hama · 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

- Trendy plastic frame<br>- Ideal for certificates and documents in DIN A4 format<br>- Washed quality glass<br>- Precision mitres<br>- With hanging fitting. Key specifications include end_item_identification: COMPRESSOR,4310010372222, general_characteristics_item_description: STEEL CADMIUM PLATED,0.375 IN. PIPE THD 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 3120-00-146-2786, 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
6684-2
NSN: 3120-00-146-2786
FSC: 3120
CAGE: 07443 — LANDOLL CORPORATION DBA LANDOLL CORPORATION DREXEL DIVISION DIV DREXEL (USA)
SPECIFICATIONS
end_item_identificationCOMPRESSOR,4310010372222
general_characteristics_item_descriptionSTEEL CADMIUM PLATED,0.375 IN. PIPE THD IN
NSN3120-00-146-2786
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 6684-2 · Hama ⚠ 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
66882Interchangeable
interchangeable cross-reference
interchangeable
6882Interchangeable
interchangeable cross-reference
interchangeable
5466564Interchangeable
interchangeable cross-reference
interchangeable
66842Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6684-2?
6684-2 is a PARTS KIT,HYDRAULIC BRAKE WHEEL manufactured by Hama.
What parts can replace 6684-2?
There are 4 known substitutes for 6684-2: 66882, 6882, 5466564 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6684-2?
6684-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-146-2786. 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