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R1904D2 — BEARING,ROLLER,CYLINDRICAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

R1904D2: BEARING,ROLLER,CYLINDRICAL.

The BEARING,ROLLER,CYLINDRICAL is a the manufacturer industrial component. Key specifications include end_item_identification: AIR TRAFFIC CONTROL GROUP, MOBILE 015088991, part_name_assigned_by_controlling_agency: BRACKET MOUNTING. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-216-4030, 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
R1904D2
NSN: 3110-01-216-4030
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 38443 — SKF USA INC. (USA)
SPECIFICATIONS
end_item_identificationAIR TRAFFIC CONTROL GROUP, MOBILE 015088991
part_name_assigned_by_controlling_agencyBRACKET MOUNTING
NSN3110-01-216-4030
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: R1904D2 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 4
NF1904VANSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
RFB004-74Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
R1904D SPECReference document
Same NSN cross-reference
Reference document — Secondary reference
56184Same 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 R1904D2?
R1904D2 is a BEARING,ROLLER,CYLINDRICAL.
What parts can replace R1904D2?
There are 4 known substitutes for R1904D2: NF1904VAN, RFB004-74, R1904D SPEC and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R1904D2?
R1904D2 is cataloged in the U.S. Government catalog under NSN 3110-01-216-4030. 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.