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Technical Data Sheet
PartsTable / COMPONENT / BLFN4-011REVB
BLFN4-011REVB ✓ 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 BEARING,PLAIN,SELF-ALIGNING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, style_designator: WITHOUT INSERT OR LINER, inner_member_width: 0.2500 INCHES NOMINAL IN, end_item_identification: SERVOCYLINDER ASSEMBLY,AIRCRAFT MODEL SH-2F. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-181-2352, 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
BLFN4-011REVB
NSN: 3120-01-181-2352
FSC: 3120
CAGE: 81376 — RBC SOUTHWEST PRODUCTS, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
style_designatorWITHOUT INSERT OR LINER
inner_member_width0.2500 INCHES NOMINAL IN
end_item_identificationSERVOCYLINDER ASSEMBLY,AIRCRAFT MODEL SH-2F
NSN3120-01-181-2352
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: BLFN4-011REVB · 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
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: WITHOUT INSERT OR LINER
•
INNER MEMBER WIDTH: 0.2500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
STYLE DESIGNATORWITHOUT INSERT OR LINER
INNER MEMBER WIDTH0.2500 INCHES NOMINAL IN
END ITEM IDENTIFICATIONSERVOCYLINDER ASSEMBLY,AIRCRAFT MODEL SH-2F
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
N09Interchangeable
interchangeable cross-reference
interchangeable
217425PC4Interchangeable
interchangeable cross-reference
interchangeable
215869PC4Interchangeable
interchangeable cross-reference
interchangeable
MJH-001-27Interchangeable
interchangeable cross-reference
interchangeable
CA4586-3Interchangeable
interchangeable cross-reference
interchangeable
3666-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BLFN4-011REVB?
BLFN4-011REVB is a BEARING,PLAIN,SELF-ALIGNING.
What parts can replace BLFN4-011REVB?
There are 10 known substitutes for BLFN4-011REVB: N09, 217425PC4, 215869PC4 and 7 more. Substitute compatibility should be verified for your specific system.
Is BLFN4-011REVB still available?
BLFN4-011REVB 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