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1854775 — ANTENNA PEDESTAL SUBASSEMBLY

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

1854775: ANTENNA PEDESTAL SUBASSEMBLY.

The ANTENNA PEDESTAL SUBASSEMBLY is a the manufacturer industrial component. Key specifications include width: 1.625 INCHES NOMINAL IN, length: 1.875 INCHES NOMINAL IN, material: COPPER ALLOY OVERALL, special_features: HOLES TO BE FREE OF PAINT AND FLAT MACHINED 0.688 IN. FROM CENTERLINE IN, aperture_diameter: 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN, surface_treatment: ENAMEL OVERALL.

This part is cataloged in the U.S. Government catalog under NSN 3110-00-340-5067, 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
1854775
NSN: 3110-00-340-5067
NIINs: 003405067, 010775560
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
width1.625 INCHES NOMINAL IN
length1.875 INCHES NOMINAL IN
materialCOPPER ALLOY OVERALL
special_featuresHOLES TO BE FREE OF PAINT AND FLAT MACHINED 0.688 IN. FROM CENTERLINE IN
aperture_diameter1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN
surface_treatmentENAMEL OVERALL
raised_surface_height0.050 INCHES NOMINAL IN
mounting_hole_diameter0.142 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
bolt_circle_hole_quantity4
mounting_bolt_circle_diameter1.170 INCHES NOMINAL IN
mounting_hole_arrangement_styleSINGLE BOLT HOLE CIRCLE
outside_raised_surface_diameter1.531 INCHES NOMINAL IN
NSN3110-00-340-5067
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1854775 · 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
•
LENGTH: 1.875 INCHES NOMINAL IN
•
RAISED SURFACE HEIGHT: 0.050 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 4
•
MOUNTING HOLE ARRANGEMENT STYLE: SINGLE BOLT HOLE CIRCLE
•
MOUNTING HOLE DIAMETER: 0.142 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN
•
MOUNTING BOLT CIRCLE DIAMETER: 1.170 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
LENGTH1.875 INCHES NOMINAL IN
RAISED SURFACE HEIGHT0.050 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY4
MOUNTING HOLE ARRANGEMENT STYLESINGLE BOLT HOLE CIRCLE
MOUNTING HOLE DIAMETER0.142 INCHES MINIMUM AND 0.149 INCHES MAXIMUM IN
APERTURE DIAMETER1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN
MOUNTING BOLT CIRCLE DIAMETER1.170 INCHES NOMINAL IN
SPECIAL FEATURESHOLES TO BE FREE OF PAINT AND FLAT MACHINED 0.688 IN. FROM CENTERLINE IN
SURFACE TREATMENTENAMEL OVERALL
WIDTH1.625 INCHES NOMINAL IN
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 1854775?
1854775 is a ANTENNA PEDESTAL SUBASSEMBLY.
What is the NSN for 1854775?
1854775 is cataloged in the U.S. Government catalog under NSN 3110-00-340-5067. 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.