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7550477-G5472101-082 — BLOCK,BEARING

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

7550477-G5472101-082: BLOCK,BEARING.

The BLOCK,BEARING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 3120-01-623-5121, 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
7550477-G5472101-082
NSN: 3120-01-623-5121
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number7550477-G5472101-082
NSN3120-01-623-5121
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 7550477-G5472101-082 · 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 9
7384567 PN 82Reference document
Same NSN cross-reference
Reference document — Secondary reference
G5472101-082D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
G5472101-082Reference document
Same NSN cross-reference
Reference document — Secondary reference
G547-2101 PN 82Reference document
Same NSN cross-reference
Reference document — Secondary reference
G547-2101 PN 82D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
7384567 PN 82D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 7550477-G5472101-082?
7550477-G5472101-082 is a BLOCK,BEARING.
What parts can replace 7550477-G5472101-082?
There are 9 known substitutes for 7550477-G5472101-082: 7384567 PN 82, G5472101-082D4, G5472101-082 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7550477-G5472101-082?
7550477-G5472101-082 is cataloged in the U.S. Government catalog under NSN 3120-01-623-5121. 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.