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F121148 — BEARING UNIT,ROLLER

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

F121148: BEARING UNIT,ROLLER.

The BEARING UNIT,ROLLER is a the manufacturer industrial component. Key specifications include end_item_identification: 125 HP HOIST DRUM ASSEMBLY,R.H., part_name_assigned_by_controlling_agency: PILLOW BLOCK. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-642-3671, 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
F121148
NSN: 3130-01-642-3671
FSC: 3130 — Bearings, Mounted
CAGE: 34712 — LAKE SHORE SYSTEMS, INC. (USA)
SPECIFICATIONS
end_item_identification125 HP HOIST DRUM ASSEMBLY,R.H.
part_name_assigned_by_controlling_agencyPILLOW BLOCK
NSN3130-01-642-3671
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: F121148 · 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYPILLOW BLOCK
END ITEM IDENTIFICATION125 HP HOIST DRUM ASSEMBLY,R.H.
OTHER ITEMS IN FSC 3130 — Bearings, Mounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3130-00-001-5118 3130-00-001-5137 3130-00-001-6585 3130-00-003-0422 3130-00-003-0455 3130-00-003-0794 3130-00-003-2802 3130-00-003-9535
SUBSTITUTES & CROSS-REFERENCES 1
F 104233 REV C ITEM 3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is F121148?
F121148 is a BEARING UNIT,ROLLER.
What parts can replace F121148?
There is 1 known substitute for F121148: F 104233 REV C ITEM 3. Substitute compatibility should be verified for your specific system.
What is the NSN for F121148?
F121148 is cataloged in the U.S. Government catalog under NSN 3130-01-642-3671. This indicates validated use in U.S. government and defense supply chains.
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