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166344PC16 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

166344PC16: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: OIL LUBRICATING LUBRICATION, head_style: FLAT CHAMFER, head_height: 0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN, corner_shape: SQUARE INSIDE RIGHT CORNER, thread_class: 3A A, head_diameter: 0.863 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-216-7711, 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
166344PC16
NSN: 3120-00-216-7711
NIINs: 002167711, 002715073
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 88663 — DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE (USA)
SPECIFICATIONS
materialOIL LUBRICATING LUBRICATION
head_styleFLAT CHAMFER
head_height0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
corner_shapeSQUARE INSIDE RIGHT CORNER
thread_class3A A
head_diameter0.863 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
hole_diameter0.1250 INCHES NOMINAL FIRST IN
thread_length2.000 INCHES NOMINAL IN
overall_length2.4850 INCHES MINIMUM AND 2.5150 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
fastener_length2.000 INCHES NOMINAL IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
NSN3120-00-216-7711
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 166344PC16 · 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: 125.0 MICROINCHES RIGHT END SURFACE OF BODY
•
CORNER SHAPE: SQUARE INSIDE RIGHT CORNER
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES LEFT END SURFACE OF BODY
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPECHAMFERED OUTSIDE LEFT CORNER
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
BODY OUTSIDE DIAMETER2.3765 INCHES MINIMUM AND 2.3770 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
SUBSTITUTES & CROSS-REFERENCES 10
185416PC16Reference document
Same NSN cross-reference
Reference document — Secondary reference
185449PC16Reference document
Same NSN cross-reference
Reference document — Secondary reference
166345PC16Reference document
Same NSN cross-reference
Reference document — Secondary reference
187973PC16Reference document
Same NSN cross-reference
Reference document — Secondary reference
166353PC16Reference document
Same NSN cross-reference
Reference document — Secondary reference
184234PC16Reference 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 166344PC16?
166344PC16 is a BEARING,SLEEVE.
What parts can replace 166344PC16?
There are 10 known substitutes for 166344PC16: 185416PC16, 185449PC16, 166345PC16 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 166344PC16?
166344PC16 is cataloged in the U.S. Government catalog under NSN 3120-00-216-7711. 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.