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44B2821-173F PIECE 16AS — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

44B2821-173F PIECE 16AS: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 3120-01-166-6887, 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
44B2821-173F PIECE 16AS
NSN: 3120-01-166-6887
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 10855 — CARRIER CORP (USA)
SPECIFICATIONS
Part Number44B2821-173F PIECE 16AS
NSN3120-01-166-6887
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 44B2821-173F PIECE 16AS · 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
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES 1
44B3521-487Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 44B2821-173F PIECE 16AS?
44B2821-173F PIECE 16AS is a BUSHING,SLEEVE.
What parts can replace 44B2821-173F PIECE 16AS?
There is 1 known substitute for 44B2821-173F PIECE 16AS: 44B3521-487. Substitute compatibility should be verified for your specific system.
What is the NSN for 44B2821-173F PIECE 16AS?
44B2821-173F PIECE 16AS is cataloged in the U.S. Government catalog under NSN 3120-01-166-6887. 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.