PartsTable
Technical Data Sheet
18-3-219 ✓ Verified by PartsTable
· BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, thread_class: 2B, overall_height: 1.780 INCHES NOMINAL IN, shank_diameter: 1.125 INCHES NOMINAL IN, flange_diameter: 2.175 INCHES NOMINAL IN, nominal_thread_size: 0.500 INCHES IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-287-6858, 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
18-3-219
NSN: 3120-00-287-6858
FSC: 3120
CAGE: 31361 — WOODWARD, INC. (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
thread_class2B
overall_height1.780 INCHES NOMINAL IN
shank_diameter1.125 INCHES NOMINAL IN
flange_diameter2.175 INCHES NOMINAL IN
nominal_thread_size0.500 INCHES IN
end_item_identificationVALVE,SAFETY RELIEF;MODEL 41-H-204 SIZE 2.000 IN. J BY 2.500 IN. IN
thread_series_designatorUNF
NSN3120-00-287-6858
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 18-3-219 · 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
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL: OIL LUBRICATING LUBRICATION
CORNER SHAPE: SQUARE ALL CORNERS
BODY OUTSIDE DIAMETER: 0.4390 INCHES MINIMUM AND 0.4400 INCHES MAXIMUM IN
BODY INSIDE DIAMETER: 0.3755 INCHES MINIMUM AND 0.3765 INCHES MAXIMUM IN
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.7500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALOIL LUBRICATING LUBRICATION
MATERIALCOPPER ALLOY OVERALL
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.4390 INCHES MINIMUM AND 0.4400 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.3755 INCHES MINIMUM AND 0.3765 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
A4323Interchangeable
interchangeable cross-reference
interchangeable
CD4049AFInterchangeable
interchangeable cross-reference
interchangeable
6L.5441.380.00-740635Interchangeable
interchangeable cross-reference
interchangeable
A-1610 PIECE 27Interchangeable
interchangeable cross-reference
interchangeable
18-3-219Interchangeable
interchangeable cross-reference
interchangeable
330405-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 18-3-219?
18-3-219 is a MICROCIRCUIT,DIGITAL.
What parts can replace 18-3-219?
There are 7 known substitutes for 18-3-219: A4323, CD4049AF, 6L.5441.380.00-740635 and 4 more. Substitute compatibility should be verified for your specific system.
Is 18-3-219 still available?
18-3-219 is currently cancelled.
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