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F3291899PC438 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

F3291899PC438: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C OVERALL, corner_shape: SQUARE ALL CORNERS, flange_width: 0.6250 INCHES NOMINAL IN, overall_length: 2.2500 INCHES NOMINAL IN, surface_finish: 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY, hardness_rating: 50.0 ROCKWELL C NOMINAL OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-317-4654, 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
F3291899PC438
NSN: 3120-00-317-4654
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 440C OVERALL
corner_shapeSQUARE ALL CORNERS
flange_width0.6250 INCHES NOMINAL IN
overall_length2.2500 INCHES NOMINAL IN
surface_finish32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
hardness_rating50.0 ROCKWELL C NOMINAL OVERALL
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter2.0000 INCHES MINIMUM AND 2.0005 INCHES MAXIMUM IN
body_outside_diameter2.7485 INCHES MINIMUM AND 2.7490 INCHES MAXIMUM IN
flange_outside_diameter3.7450 INCHES MINIMUM AND 3.7500 INCHES MAXIMUM IN
material_document_and_classificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-00-317-4654
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: F3291899PC438 · 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
•
SURFACE FINISH: 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
•
CORNER SHAPE: SQUARE ALL CORNERS
•
FLANGE OUTSIDE DIAMETER: 3.7450 INCHES MINIMUM AND 3.7500 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 2.7485 INCHES MINIMUM AND 2.7490 INCHES MAXIMUM IN
•
HARDNESS RATING: 50.0 ROCKWELL C NOMINAL OVERALL
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE ONE END
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
CORNER SHAPESQUARE ALL CORNERS
FLANGE OUTSIDE DIAMETER3.7450 INCHES MINIMUM AND 3.7500 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER2.7485 INCHES MINIMUM AND 2.7490 INCHES MAXIMUM IN
HARDNESS RATING50.0 ROCKWELL C NOMINAL OVERALL
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH2.2500 INCHES NOMINAL IN
BODY INSIDE DIAMETER2.0000 INCHES MINIMUM AND 2.0005 INCHES MAXIMUM IN
FLANGE WIDTH0.6250 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 9
60-346PC438Reference document
Same NSN cross-reference
Reference document — Secondary reference
60-276PC438Reference document
Same NSN cross-reference
Reference document — Secondary reference
60-306PC438Reference document
Same NSN cross-reference
Reference document — Secondary reference
218-438Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
60-218PC438Reference document
Same NSN cross-reference
Reference document — Secondary reference
60-297PC438Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is F3291899PC438?
F3291899PC438 is a BEARING,SLEEVE.
What parts can replace F3291899PC438?
There are 9 known substitutes for F3291899PC438: 60-346PC438, 60-276PC438, 60-306PC438 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for F3291899PC438?
F3291899PC438 is cataloged in the U.S. Government catalog under NSN 3120-00-317-4654. 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.