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111-1810 — INSERT,FLEXIBLE COUPLING

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

111-1810: INSERT,FLEXIBLE COUPLING.

The INSERT,FLEXIBLE COUPLING is a the manufacturer industrial component. Key specifications include special_features: BORE DIA 149.020MM MIN TO 149.280MM MAX MM, style_designator: MULTIPLE COUNTERBORED HOLES, ROUND BORE, bolt_hole_diameter: 13.8 MILLIMETERS NOMINAL MM, bolt_hole_quantity: 20, end_item_identification: COUPLING,FLEXIBLE P/N 109-3319,USED ON BOARD 225 FT WLB COAST GUARD VESSELS FT, overall_outside_diameter: 466.340 MILLIMETERS MINIMUM AND 466.600 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-146-1090, 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
111-1810
NSN: 3120-00-146-1090
NIINs: 001461090, 014145920
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 90099 — NORTHROP GRUMMAN SYSTEMS CORPORATION DIV MARINE SYSTEMS (USA)
SPECIFICATIONS
special_featuresBORE DIA 149.020MM MIN TO 149.280MM MAX MM
style_designatorMULTIPLE COUNTERBORED HOLES, ROUND BORE
bolt_hole_diameter13.8 MILLIMETERS NOMINAL MM
bolt_hole_quantity20
end_item_identificationCOUPLING,FLEXIBLE P/N 109-3319,USED ON BOARD 225 FT WLB COAST GUARD VESSELS FT
overall_outside_diameter466.340 MILLIMETERS MINIMUM AND 466.600 MILLIMETERS MAXIMUM MM
NSN3120-00-146-1090
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 111-1810 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CORNER SHAPE: ROUND ALL CORNERS
•
RIGHT FLANGE WIDTH: 0.8750 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 4.3740 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SEGMENTED, EXTERNAL FLANGES BOTH ENDS
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-T-390,GRADE 2 FED SPEC 2ND MATERIAL RESPONSE INNER LAYER
•
BODY INSIDE DIAMETER: 3.1250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CORNER SHAPEROUND ALL CORNERS
RIGHT FLANGE WIDTH0.8750 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER4.3740 INCHES NOMINAL IN
STYLE DESIGNATORSEGMENTED, EXTERNAL FLANGES BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-T-390,GRADE 2 FED SPEC 2ND MATERIAL RESPONSE INNER LAYER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-20166,GRADE M MIL SPEC 1ST MATERIAL RESPONSE OUTER LAYER
OVERALL LENGTH4.0000 INCHES NOMINAL IN
BODY INSIDE DIAMETER3.1250 INCHES NOMINAL IN
RIGHT FLANGE OUTSIDE DIAMETER4.7500 INCHES NOMINAL IN
LEFT FLANGE OUTSIDE DIAMETER5.2500 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
25J96PC375Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 111-1810?
111-1810 is a INSERT,FLEXIBLE COUPLING.
What parts can replace 111-1810?
There is 1 known substitute for 111-1810: 25J96PC375. Substitute compatibility should be verified for your specific system.
What is the NSN for 111-1810?
111-1810 is cataloged in the U.S. Government catalog under NSN 3120-00-146-1090. This indicates validated use in U.S. government and defense supply chains.
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