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Technical Data Sheet
PartsTable / COMPONENT / HM40801
HM40801 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include flange_width: 0.4950 INCHES NOMINAL IN, overall_length: 2.1875 INCHES NOMINAL IN, style_designator: SOLID, EXTERNAL FLANGE, body_inside_diameter: 1.1850 INCHES MINIMUM AND 1.1860 INCHES MAXIMUM IN, body_outside_diameter: 1.8740 INCHES NOMINAL IN, end_to_flange_distance: 0.6250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-066-0996, 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
HM40801
NSN: 3120-00-066-0996
FSC: 3120
CAGE: 53660 — HOFFERT MARINE INC (USA)
SPECIFICATIONS
flange_width0.4950 INCHES NOMINAL IN
overall_length2.1875 INCHES NOMINAL IN
style_designatorSOLID, EXTERNAL FLANGE
body_inside_diameter1.1850 INCHES MINIMUM AND 1.1860 INCHES MAXIMUM IN
body_outside_diameter1.8740 INCHES NOMINAL IN
end_to_flange_distance0.6250 INCHES NOMINAL IN
flange_outside_diameter2.2188 INCHES NOMINAL IN
NSN3120-00-066-0996
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: HM40801 · 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
•
BODY OUTSIDE DIAMETER: 1.8740 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE
•
BODY INSIDE DIAMETER: 1.1850 INCHES MINIMUM AND 1.1860 INCHES MAXIMUM IN
•
FLANGE OUTSIDE DIAMETER: 2.2188 INCHES NOMINAL IN
•
END TO FLANGE DISTANCE: 0.6250 INCHES NOMINAL IN
•
FLANGE WIDTH: 0.4950 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER1.8740 INCHES NOMINAL IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE
BODY INSIDE DIAMETER1.1850 INCHES MINIMUM AND 1.1860 INCHES MAXIMUM IN
OVERALL LENGTH2.1875 INCHES NOMINAL IN
FLANGE OUTSIDE DIAMETER2.2188 INCHES NOMINAL IN
END TO FLANGE DISTANCE0.6250 INCHES NOMINAL IN
FLANGE WIDTH0.4950 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
382300Interchangeable
interchangeable cross-reference
interchangeable
35-1-18Interchangeable
interchangeable cross-reference
interchangeable
382300-00Interchangeable
Same NIIN cross-reference
interchangeable
SK-182300Interchangeable
Same NIIN cross-reference
interchangeable
382300PHInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HM40801?
HM40801 is a BUSHING,SLEEVE.
What parts can replace HM40801?
There are 5 known substitutes for HM40801: 382300, 35-1-18, 382300-00 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HM40801?
HM40801 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-066-0996. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026