A-990284-AI Bearing (NPS104RRC)
A-990284-AI Bearing (NPS104RRC)
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One New Aftermarket Replacement Bearing (NPS104RRC) - Insert Ball Bearing with Lock Collar
This aftermarket replacement NPS104RRC is a round-bore ball insert bearing with eccentric locking collar and spherical outer diameter, used across a wide range of agricultural equipment applications. The bearing installs onto a shaft and is secured via the eccentric locking collar, providing reliable radial load support in demanding field conditions.
Specifications
- Bearing Type: Ball Insert Bearing with Eccentric Locking Collar
- Bore: 1.250 in. (1-1/4 in.)
- Outside Diameter: 2.835 in.
- Race Length: 1.000 in.
- Outer Race Shape: Spherical
- Series: NPADAP, Type I-2
- Sold individually
Compatible Applications
This is a standard NPADAP series 1-1/4 in. bore insert bearing widely used in agricultural equipment including combines, augers, conveyors, and related machinery. Cross-reference with your OEM part number before ordering to confirm fitment.
Replaces Part Number(s):
NPS-104-RRC, A-990284-AI
Aftermarket Interchange Numbers
NTL-NPS104RRC (Summit Racing), NPS104RRC (National Bearings and Seals / Federal-Mogul)
New aftermarket replacement part - not remanufactured, not used.



