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878367 — BEARING,WASHER,THRUST

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

878367: BEARING,WASHER,THRUST.

The BEARING,WASHER,THRUST is a the manufacturer industrial component. Key specifications include diameter: 1.3594 INCHES NOMINAL IN, material: COPPER ALLOY 544 OVERALL, corner_shape: SQUARE ALL CORNERS, keyway_radius: 0.1562 INCHES NOMINAL IN, outside_diameter: 2.3125 INCHES NOMINAL IN, style_designator: ROUND W/KEYWAYS. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-776-2807, 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
878367
NSN: 3120-00-776-2807
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 12603 — CLARK EQUIPMENT CO (USA)
SPECIFICATIONS
diameter1.3594 INCHES NOMINAL IN
materialCOPPER ALLOY 544 OVERALL
corner_shapeSQUARE ALL CORNERS
keyway_radius0.1562 INCHES NOMINAL IN
keyway_quantity4
outside_diameter2.3125 INCHES NOMINAL IN
style_designatorROUND W/KEYWAYS
overall_thickness0.0610 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM IN
lubrication_featureGROOVE FLAT BEARING SURFACE
washer_keyway_depth0.0625 INCHES NOMINAL IN
center_hole_key_width0.5000 INCHES NOMINAL IN
center_hole_key_length0.1328 INCHES NOMINAL IN
NSN3120-00-776-2807
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 878367 · 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: SQUARE ALL CORNERS
•
KEYWAY RADIUS: 0.1562 INCHES NOMINAL IN
•
OVERALL THICKNESS: 0.0610 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: ROUND W/KEYWAYS
•
DIAMETER: 1.3594 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 2.3125 INCHES NOMINAL IN
•
LUBRICATION FEATURE: GROOVE FLAT UNFINISHED SURFACE
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
KEYWAY RADIUS0.1562 INCHES NOMINAL IN
OVERALL THICKNESS0.0610 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM IN
STYLE DESIGNATORROUND W/KEYWAYS
DIAMETER1.3594 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER2.3125 INCHES NOMINAL IN
LUBRICATION FEATUREGROOVE FLAT UNFINISHED SURFACE
LUBRICATION FEATUREGROOVE FLAT BEARING SURFACE
KEYWAY QUANTITY4
SUBSTITUTES & CROSS-REFERENCES 4
W3-18Reference document
Same NSN cross-reference
Reference document — Secondary reference
3-18Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1P77525A1Reference document
Same NSN cross-reference
Reference document — Secondary reference
144731Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 878367?
878367 is a BEARING,WASHER,THRUST.
What parts can replace 878367?
There are 4 known substitutes for 878367: W3-18, 3-18, 1P77525A1 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 878367?
878367 is cataloged in the U.S. Government catalog under NSN 3120-00-776-2807. 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.