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182739-1 — PLATE,RETAINING,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

182739-1: PLATE,RETAINING,BEARING.

The PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 356.0 OVERALL, minor_thickness: 0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN, outside_diameter: 2.489 INCHES MINIMUM AND 2.490 INCHES MAXIMUM IN, style_designator: THREE FLATS, aperture_diameter: 1.530 INCHES MINIMUM AND 1.560 INCHES MAXIMUM IN, overall_thickness: 1.520 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-201-0666, 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
182739-1
NSN: 3110-01-201-0666
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 71791 — CURTISS-WRIGHT CONTROLS, INC. DBA CURTISS WRIGHT DIV ACTUATION DIVISION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 356.0 OVERALL
lug_quantity3
minor_thickness0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN
outside_diameter2.489 INCHES MINIMUM AND 2.490 INCHES MAXIMUM IN
style_designatorTHREE FLATS
aperture_diameter1.530 INCHES MINIMUM AND 1.560 INCHES MAXIMUM IN
overall_thickness1.520 INCHES NOMINAL IN
mounting_hole_typeROUND, UNTHREADED
mounting_hole_diameter0.340 INCHES NOMINAL IN
end_item_identificationC5B ACFT
first_counterbore_depth0.340 INCHES NOMINAL IN
second_counterbore_depth0.600 INCHES NOMINAL IN
NSN3110-01-201-0666
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 182739-1 · 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
•
SECOND COUNTERBORE DEPTH: 0.600 INCHES NOMINAL IN
•
MINOR THICKNESS: 0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
LENGTH OF FLAT ALONG SIDE: 3.260 INCHES NOMINAL IN
•
LENGTH OF FLAT ALONG BASE: 3.260 INCHES NOMINAL IN
•
MOUNTING HOLE ARRANGEMENT STYLE: THREE HOLES
•
OVERALL THICKNESS: 1.520 INCHES NOMINAL IN
•
FIRST COUNTERBORE DIAMETER: 1.890 INCHES MINIMUM AND 1.920 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SECOND COUNTERBORE DEPTH0.600 INCHES NOMINAL IN
MINOR THICKNESS0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN
MOUNTING HOLE TYPEROUND, UNTHREADED
LENGTH OF FLAT ALONG SIDE3.260 INCHES NOMINAL IN
LENGTH OF FLAT ALONG BASE3.260 INCHES NOMINAL IN
MOUNTING HOLE ARRANGEMENT STYLETHREE HOLES
OVERALL THICKNESS1.520 INCHES NOMINAL IN
FIRST COUNTERBORE DIAMETER1.890 INCHES MINIMUM AND 1.920 INCHES MAXIMUM IN
STYLE DESIGNATORTHREE FLATS
MOUNTING HOLE DIAMETER0.340 INCHES NOMINAL IN
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 182739-1?
182739-1 is a PLATE,RETAINING,BEARING.
What is the NSN for 182739-1?
182739-1 is cataloged in the U.S. Government catalog under NSN 3110-01-201-0666. 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.