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358649 — SUPPORT,STRUCTURAL COMPONENT,AIR

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

358649: SUPPORT,STRUCTURAL COMPONENT,AIR.

SUPPORT,STRUCTURAL COMPONENT,AIR. Key specifications include material: STEEL COMP 4340, overall_width: 5.200 INCHES NOMINAL IN, overall_length: 11.100 INCHES NOMINAL IN, special_features: FORGE PER MIL-F-7190 GRADE A, material_thickness: 2.400 INCHES NOMINAL IN, aircraft_mission_design_series: B-52. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-180-7716, 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
358649
NSN: 3110-00-180-7716
NIINs: 001807716, 011497535
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 70210 — HONEYWELL INTERNATIONAL INC. DIV AEROSPACE - TORRANCE (USA)
SPECIFICATIONS
materialSTEEL COMP 4340
overall_width5.200 INCHES NOMINAL IN
overall_length11.100 INCHES NOMINAL IN
special_featuresFORGE PER MIL-F-7190 GRADE A
material_thickness2.400 INCHES NOMINAL IN
aircraft_mission_design_seriesB-52
material_document_and_classificationBMS 7-28 ASSN STD SINGLE MATERIAL RESPONSE
NSN3110-00-180-7716
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 358649 · 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: MACHINED
•
INTERNAL CLEARANCE: 0.0100 INCHES MINIMUM RADIAL AND 0.0150 INCHES MAXIMUM RADIAL IN
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 52.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
LOAD DIRECTION: RADIAL
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODMACHINED
INTERNAL CLEARANCE0.0100 INCHES MINIMUM RADIAL AND 0.0150 INCHES MAXIMUM RADIAL IN
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH15.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER52.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
SPECIAL FEATURESBEARING HEAT TREATED TO 750 DEG F,RETAINER TO BE SILVER PLATED 0.001-0.002 IN. THK PER AMS 2410 IN
STANDARD TOLERANCE DESIGNATIONABEC NO.5
SUBSTITUTES & CROSS-REFERENCES 6
523587Reference document
Same NSN cross-reference
Reference document — Secondary reference
12095Reference document
Same NSN cross-reference
Reference document — Secondary reference
3205DGS5J99YHReference document
Same NSN cross-reference
Reference document — Secondary reference
5HTDH205-69Reference document
Same NSN cross-reference
Reference document — Secondary reference
M205GX20Reference document
Same NSN cross-reference
Reference document — Secondary reference
358649-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 358649?
358649 is a SUPPORT,STRUCTURAL COMPONENT,AIR.
What parts can replace 358649?
There are 6 known substitutes for 358649: 523587, 12095, 3205DGS5J99YH and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 358649?
358649 is cataloged in the U.S. Government catalog under NSN 3110-00-180-7716. This indicates validated use in U.S. government and defense supply chains.
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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.