Relube Insert-Fafnir 1-1/4, GRA104RRB GRA104RRB-TIM GRA104RRBTIM NPS104RRC

One New Aftermarket Replacement Relubricatable Insert Ball Bearing for Agricultural and Industrial Equipment

This Fafnir (Timken) GRA104RRB series wide inner ring insert ball bearing features a relubricatable design with an eccentric locking collar for secure shaft attachment. The spherical outer race and double-lip contact rubber seals make it well suited for agricultural machinery, conveyors, and other equipment applications where periodic regreasing is required. The GRA104RRB is also cross-referenced as the Fafnir/Timken part number GRA104RRB-TIM / GRA104RRBTIM, and is interchangeable with National/BCA NPS104RRC.

Specifications

• Bore Diameter: 1-1/4 in (1.250 in)
• Outside Diameter: 2.8346 in (72 mm)
• Overall Width (Length Thru Bore): 1.531 in
• Inner Ring Width: 1.000 in
• Outer Race Width: 0.748 in (19 mm)
• Bearing Type: Ball Insert, Wide Inner Ring, Spherical OD
• Locking Method: Eccentric Collar
• Seal Type: Double Lip Contact Rubber Seal (Double Sealed)
• Lubrication: Relubricatable (Grease Fitting)
• Material: Bearing Steel, Nylon Cage
• Dynamic Load Rating: 6,400 lbf
• Static Load Rating: 3,440 lbf
• Max Speed: 3,270 rpm
• Operating Temperature: -50 to 120 deg C (up to 250 deg F)

Compatible Applications

This is a general-purpose insert bearing used across a wide range of agricultural and industrial equipment including grain augers, conveyors, tillage equipment, rolling harrows, and other machinery using a 1-1/4 in shaft with an eccentric-collar housed unit. Also fits SAFL20720 bearing assembly for McKee Double Rolling Harrow applications.

Replaces Part Number(s):

GRA104RRB, GRA104RRB-TIM, GRA104RRBTIM, 308-GRA104RRB, 851-SA20720RE, NPS104RRC

Aftermarket Interchange Numbers

Fafnir/Timken: GRA104RRB; National/BCA: NPS104RRC; A&I Products: A-GRA104RRB-I; HIB10-0245

New aftermarket replacement part - not remanufactured, not used.