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AM8720 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

AM8720: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include flange_width: 0.0440 INCHES MINIMUM AND 0.0460 INCHES MAXIMUM IN, overall_length: 0.0770 INCHES MINIMUM AND 0.0790 INCHES MAXIMUM IN, body_inside_diameter: 0.0550 INCHES MINIMUM AND 0.0580 INCHES MAXIMUM IN, body_outside_diameter: 0.0931 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN, flange_outside_diameter: 0.1257 INCHES MINIMUM AND 0.1262 INCHES MAXIMUM IN, right_internal_flange_width: 0.0390 INCHES MINIMUM AND 0.0410 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-140-3136, 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
AM8720
NSN: 3120-01-140-3136
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: K5294 — GE AVIATION SYSTEMS LTD (GBR)
SPECIFICATIONS
flange_width0.0440 INCHES MINIMUM AND 0.0460 INCHES MAXIMUM IN
overall_length0.0770 INCHES MINIMUM AND 0.0790 INCHES MAXIMUM IN
body_inside_diameter0.0550 INCHES MINIMUM AND 0.0580 INCHES MAXIMUM IN
body_outside_diameter0.0931 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN
flange_outside_diameter0.1257 INCHES MINIMUM AND 0.1262 INCHES MAXIMUM IN
right_internal_flange_width0.0390 INCHES MINIMUM AND 0.0410 INCHES MAXIMUM IN
right_internal_flange_hole_diameter0.0469 INCHES MINIMUM AND 0.0473 INCHES MAXIMUM IN
NSN3120-01-140-3136
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: AM8720 · 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
•
RIGHT INTERNAL FLANGE WIDTH: 0.0390 INCHES MINIMUM AND 0.0410 INCHES MAXIMUM IN
•
FLANGE OUTSIDE DIAMETER: 0.1257 INCHES MINIMUM AND 0.1262 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.0931 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 0.0550 INCHES MINIMUM AND 0.0580 INCHES MAXIMUM IN
•
RIGHT INTERNAL FLANGE HOLE DIAMETER: 0.0469 INCHES MINIMUM AND 0.0473 INCHES MAXIMUM IN
•
FLANGE WIDTH: 0.0440 INCHES MINIMUM AND 0.0460 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
RIGHT INTERNAL FLANGE WIDTH0.0390 INCHES MINIMUM AND 0.0410 INCHES MAXIMUM IN
FLANGE OUTSIDE DIAMETER0.1257 INCHES MINIMUM AND 0.1262 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.0931 INCHES MINIMUM AND 0.0935 INCHES MAXIMUM IN
OVERALL LENGTH0.0770 INCHES MINIMUM AND 0.0790 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.0550 INCHES MINIMUM AND 0.0580 INCHES MAXIMUM IN
RIGHT INTERNAL FLANGE HOLE DIAMETER0.0469 INCHES MINIMUM AND 0.0473 INCHES MAXIMUM IN
FLANGE WIDTH0.0440 INCHES MINIMUM AND 0.0460 INCHES MAXIMUM IN
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
10108103Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 AM8720?
AM8720 is a BUSHING,SLEEVE.
What parts can replace AM8720?
There is 1 known substitute for AM8720: 10108103. Substitute compatibility should be verified for your specific system.
What is the NSN for AM8720?
AM8720 is cataloged in the U.S. Government catalog under NSN 3120-01-140-3136. 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.