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Technical Data Sheet
PartsTable / COMPONENT / 157806-249
157806-249 ✓ 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 HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 90.0 SHORE DUROMETER A NOMINAL, outside_diameter: 0.803 INCHES MINIMUM AND 0.833 INCHES MAXIMUM IN, center_hole_diameter: 0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN, cross-sectional_height: 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM 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 3130-01-284-4728, 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
157806-249
NSN: 3130-01-284-4728
FSC: 3130
CAGE: 81033 — SUPERIOR-LIDGERWOOD-MUNDY CORP DIV SUPERIOR-LIDGERWOOD-MUNDY CORPORATION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating90.0 SHORE DUROMETER A NOMINAL
outside_diameter0.803 INCHES MINIMUM AND 0.833 INCHES MAXIMUM IN
center_hole_diameter0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN
cross-sectional_height0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
NSN3130-01-284-4728
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 157806-249 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
00044Interchangeable
interchangeable cross-reference
interchangeable
50165Interchangeable
interchangeable cross-reference
interchangeable
22518CADInterchangeable
interchangeable cross-reference
interchangeable
206160328Interchangeable
interchangeable cross-reference
interchangeable
22518Interchangeable
interchangeable cross-reference
interchangeable
305Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 157806-249?
157806-249 is a HOUSING,BEARING UNIT.
What parts can replace 157806-249?
There are 12 known substitutes for 157806-249: 00044, 50165, 22518CAD and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 157806-249?
157806-249 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-01-284-4728. 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