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1583643-1 — PLATE,RETAINING,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

1583643-1: PLATE,RETAINING,BEARING.

The PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OVERALL, minor_thickness: 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN, outside_diameter: 3.480 INCHES MINIMUM AND 3.500 INCHES MAXIMUM IN, style_designator: ROUND, aperture_diameter: 1.935 INCHES MINIMUM AND 1.945 INCHES MAXIMUM IN, counterbore_depth: 0.433 INCHES MINIMUM AND 0.473 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-173-7571, 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
1583643-1
NSN: 3110-00-173-7571
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 64547 — HONEYWELL INTERNATIONAL, INC DIV AEROSPACE-TUCSON (USA)
SPECIFICATIONS
materialSTEEL COMP 4140 OVERALL
minor_thickness0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
outside_diameter3.480 INCHES MINIMUM AND 3.500 INCHES MAXIMUM IN
style_designatorROUND
aperture_diameter1.935 INCHES MINIMUM AND 1.945 INCHES MAXIMUM IN
counterbore_depth0.433 INCHES MINIMUM AND 0.473 INCHES MAXIMUM IN
overall_thickness0.495 INCHES MINIMUM AND 0.535 INCHES MAXIMUM IN
surface_treatmentCADMIUM AND CHROMATE OVERALL
mounting_hole_typeROUND, UNTHREADED
counterbore_diameter2.250 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN
raised_surface_height0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
mounting_hole_diameter0.178 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
NSN3110-00-173-7571
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1583643-1 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,CLASS 2,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MINOR THICKNESS: 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
•
RAISED SURFACE HEIGHT: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
•
BOLT CIRCLE HOLE QUANTITY: 6
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
COUNTERBORE DIAMETER: 2.250 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN
•
COUNTERBORE DEPTH: 0.433 INCHES MINIMUM AND 0.473 INCHES MAXIMUM IN
•
MOUNTING HOLE ARRANGEMENT STYLE: SINGLE BOLT HOLE CIRCLE
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,CLASS 2,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MINOR THICKNESS0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
RAISED SURFACE HEIGHT0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
BOLT CIRCLE HOLE QUANTITY6
MOUNTING HOLE TYPEROUND, UNTHREADED
COUNTERBORE DIAMETER2.250 INCHES MINIMUM AND 2.260 INCHES MAXIMUM IN
COUNTERBORE DEPTH0.433 INCHES MINIMUM AND 0.473 INCHES MAXIMUM IN
MOUNTING HOLE ARRANGEMENT STYLESINGLE BOLT HOLE CIRCLE
OVERALL THICKNESS0.495 INCHES MINIMUM AND 0.535 INCHES MAXIMUM IN
STYLE DESIGNATORROUND
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 1583643-1?
1583643-1 is a PLATE,RETAINING,BEARING.
What is the NSN for 1583643-1?
1583643-1 is cataloged in the U.S. Government catalog under NSN 3110-00-173-7571. 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.