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4214181 — BEARING UNIT,PLAIN

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

4214181: BEARING UNIT,PLAIN.

The BEARING UNIT,PLAIN is a the manufacturer industrial component. Key specifications include base_length: 1.50 INCHES NOMINAL IN, housing_width: 6.50 MILLIMETERS NOMINAL MM, housing_height: 3.26 INCHES NOMINAL IN, housing_length: 1.50 INCHES NOMINAL IN, style_designator: PILLOW BLOCK, SEPARABLE WITH INNERLINER, end_item_identification: 421001620440. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-656-6426, 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
4214181
NSN: 3130-01-656-6426
FSC: 3130 — Bearings, Mounted
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
base_length1.50 INCHES NOMINAL IN
housing_width6.50 MILLIMETERS NOMINAL MM
housing_height3.26 INCHES NOMINAL IN
housing_length1.50 INCHES NOMINAL IN
style_designatorPILLOW BLOCK, SEPARABLE WITH INNERLINER
end_item_identification421001620440
part_name_assigned_by_controlling_agencyBRG, SPLN PLBLK 1.91X1.00 ASSY
NSN3130-01-656-6426
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 4214181 · 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
•
HOUSING HEIGHT: 3.26 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PILLOW BLOCK, SEPARABLE WITH INNERLINER
•
HOUSING WIDTH: 6.50 MILLIMETERS NOMINAL MM
•
BASE LENGTH: 1.50 INCHES NOMINAL IN
•
HOUSING LENGTH: 1.50 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HOUSING HEIGHT3.26 INCHES NOMINAL IN
STYLE DESIGNATORPILLOW BLOCK, SEPARABLE WITH INNERLINER
HOUSING WIDTH6.50 MILLIMETERS NOMINAL MM
BASE LENGTH1.50 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBRG, SPLN PLBLK 1.91X1.00 ASSY
END ITEM IDENTIFICATION421001620440
HOUSING LENGTH1.50 INCHES NOMINAL IN
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
9902.1620Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 4214181?
4214181 is a BEARING UNIT,PLAIN.
What parts can replace 4214181?
There is 1 known substitute for 4214181: 9902.1620. Substitute compatibility should be verified for your specific system.
What is the NSN for 4214181?
4214181 is cataloged in the U.S. Government catalog under NSN 3130-01-656-6426. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.