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437274 — BEARING,BALL,ANNULAR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

437274: BEARING,BALL,ANNULAR.

The BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: MWS TESTER. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-156-5072, 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
437274
NSN: 3110-00-156-5072
NIINs: 001565072, 016193170
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyMWS TESTER
NSN3110-00-156-5072
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 437274 · 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
KEY FEATURES
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 72.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
NONDEFINITIVE SPEC/STD DATA: 123 TYPE AND 00 GRADE
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORNON-SEPARABLE
OVERALL WIDTH27.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER72.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
NONDEFINITIVE SPEC/STD DATA123 TYPE AND 00 GRADE
LOAD DIRECTIONANGULAR
ALIGNMENT TYPESELF-ALIGNING
SUBSTITUTES & CROSS-REFERENCES 8
2306Reference document
Same NSN cross-reference
Reference document — Secondary reference
700844Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3TF0194Reference document
Same NSN cross-reference
Reference document — Secondary reference
2306SAReference document
Same NSN cross-reference
Reference document — Secondary reference
SL4767P94Reference document
Same NSN cross-reference
Reference document — Secondary reference
SL3873P96Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 437274?
437274 is a BEARING,BALL,ANNULAR.
What parts can replace 437274?
There are 8 known substitutes for 437274: 2306, 700844, 3TF0194 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 437274?
437274 is cataloged in the U.S. Government catalog under NSN 3110-00-156-5072. 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.