PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 991837
991837 ✓ 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. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-01-333-4502, 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
991837
NSN: 3130-01-333-4502
FSC: 3130
CAGE: 05331 — LULL LIFT CORP DBA OMNIQUIP PARTS WORLDWIDE (USA)
SPECIFICATIONS
Part Number991837
NSN3130-01-333-4502
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 991837 · 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 4
13-165Interchangeable
interchangeable cross-reference
interchangeable
21-10735Interchangeable
interchangeable cross-reference
interchangeable
F-4173-4-40Interchangeable
interchangeable cross-reference
interchangeable
P91837Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 991837?
991837 is a HOUSING,BEARING UNIT.
What parts can replace 991837?
There are 4 known substitutes for 991837: 13-165, 21-10735, F-4173-4-40 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 991837?
991837 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-01-333-4502. 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