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Machined-Ring Needle Roller Bearings w/ Inner Ring
Machined-Ring Needle Roller Bearings
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Bore Size d (in)
Bore Size d (mm)
Outside Diameter D (in)
Outside Diameter D (mm)
Outside Ring Width C (in)
Outside Ring Width C (mm)
Total Width B (in)
Total Width B (mm)
Static Load Rating (lbf)
Static Load Rating (N)
Static Load Rating (kN)
Dynamic Load Rating (lbf)
Dynamic Load Rating (N)
Dynamic Load Rating (kN)
Item # |
d |
D |
C |
B |
r |
Static Load Rating |
Dynamic Load Rating |
|---|---|---|---|---|---|---|---|
| NA4856 NA4856/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA48-NA49-Series.png | d N/A 11.0236 in280 mm | D N/A 13.7795 in350 mm | C N/A | B N/A 2.7165 in69.000 mm | r N/A 0.07870 in2.000 mm | Static Load Rating N/A 292000 lbf1300000 N1300.00 kN | Dynamic Load Rating N/A 102000 lbf455000 N455.00 kN |
| NA4860 NA4860/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA48-NA49-Series.png | d N/A 11.8110 in300.000 mm | D N/A 14.9606 in380 mm | C N/A | B N/A 3.1496 in80 mm | r N/A 0.0827 in2.1 mm | Static Load Rating N/A 400000 lbf1770000 N1770.00 kN | Dynamic Load Rating N/A 141000 lbf625000 N625.00 kN |
| NA4864 NA4864/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA48-NA49-Series.png | d N/A 12.5984 in320.000 mm | D N/A 15.748 in400 mm | C N/A | B N/A 3.1496 in80 mm | r N/A 0.0827 in2.1 mm | Static Load Rating N/A 415000 lbf1850000 N1850.00 kN | Dynamic Load Rating N/A 144000 lbf640000 N640.00 kN |
| NA4868 NA4868/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA48-NA49-Series.png | d N/A 13.3858 in340.000 mm | D N/A 16.5354 in420.000 mm | C N/A | B N/A 3.1496 in80 mm | r N/A 0.0827 in2.1 mm | Static Load Rating N/A 435000 lbf1940000 N1940.00 kN | Dynamic Load Rating N/A 147000 lbf655000 N655.00 kN |
| NA4872 NA4872/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA48-NA49-Series.png | d N/A 14.1732 in360.000 mm | D N/A 17.3228 in440.000 mm | C N/A | B N/A 3.1496 in80 mm | r N/A 0.0827 in2.1 mm | Static Load Rating N/A 455000 lbf2020000 N2020.00 kN | Dynamic Load Rating N/A 150000 lbf665000 N665.00 kN |
| NA4876 NA4876/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA48-NA49-Series.png | d N/A 14.9606 in380.000 mm | D N/A 18.8976 in480.000 mm | C N/A | B N/A 3.93700 in100.000 mm | r N/A 0.0827 in2.1 mm | Static Load Rating N/A 640000 lbf2840000 N2840.00 kN | Dynamic Load Rating N/A 225000 lbf1000000 N1000.00 kN |
| NA49/22R NA49/22R/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49R-NA59-NA69R-NKR_1R-Series.png | d N/A 0.8661 in22.000 mm | D N/A 1.5354 in39.000 mm | C N/A | B N/A 0.6693 in17.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 6600 lbf29300 N29.30 kN | Dynamic Load Rating N/A 5200 lbf23200 N23.2 kN |
| NA49/28R NA49/28R/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49R-NA59-NA69R-NKR_1R-Series.png | d N/A 1.1024 in28.000 mm | D N/A 1.7717 in45 mm | C N/A | B N/A 0.6693 in17.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 7550 lbf33500 N33.50 kN | Dynamic Load Rating N/A 5600 lbf24800 N24.80 kN |
| NA49/32R NA49/32R/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49R-NA59-NA69R-NKR_1R-Series.png | d N/A 1.2598 in32.000 mm | D N/A 2.04720 in52.000 mm | C N/A | B N/A 0.7874 in20.000 mm | r N/A 0.02360 in0.600 mm | Static Load Rating N/A 10700 lbf47500 N47.50 kN | Dynamic Load Rating N/A 7100 lbf31500 N31.5 kN |
| NA4900L NA4900L/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49-Series-Single-Sealed.png | d N/A 0.3937 in10 mm | D N/A 0.8661 in22 mm | C N/A 0.5118 in13.000 mm | B N/A 0.5512 in14.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 1910 lbf8500 N8.50 kN | Dynamic Load Rating N/A 1620 lbf7200 N7.20 kN |
| NA4900LL NA4900LL/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49-Series-Single-Sealed.png | d N/A 0.3937 in10 mm | D N/A 0.8661 in22 mm | C N/A 0.5118 in13.000 mm | B N/A 0.5512 in14.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 1910 lbf8500 N8.50 kN | Dynamic Load Rating N/A 1620 lbf7200 N7.20 kN |
| NA4900LL/LP03 NA4900LL/LP03/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49-Series-Single-Sealed.png | d N/A 0.3937 in10 mm | D N/A 0.8661 in22 mm | C N/A 0.5118 in13.000 mm | B N/A 0.5512 in14.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 1910 lbf8500 N8.50 kN | Dynamic Load Rating N/A 1620 lbf7200 N7.20 kN |
| NA4900R NA4900R/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49R-NA59-NA69R-NKR_1R-Series.png | d N/A 0.3937 in10 mm | D N/A 0.8661 in22 mm | C N/A | B N/A 0.5118 in13 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 2070 lbf9200 N9.20 kN | Dynamic Load Rating N/A 1930 lbf8600 N8.6 kN |
| NA4901L NA4901L/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49-Series-Single-Sealed.png | d N/A 0.4724 in12.000 mm | D N/A 0.9449 in24.000 mm | C N/A 0.5118 in13.000 mm | B N/A 0.5512 in14.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 2180 lbf9700 N9.70 kN | Dynamic Load Rating N/A 1740 lbf7750 N7.75 kN |
| NA4901LL NA4901LL/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49-Series-Single-Sealed.png | d N/A 0.4724 in12.000 mm | D N/A 0.9449 in24.000 mm | C N/A 0.5118 in13.000 mm | B N/A 0.5512 in14.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 2180 lbf9700 N9.70 kN | Dynamic Load Rating N/A 1740 lbf7750 N7.75 kN |
| NA4901R NA4901R/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49R-NA59-NA69R-NKR_1R-Series.png | d N/A 0.4724 in12.000 mm | D N/A 0.9449 in24.000 mm | C N/A | B N/A 0.5118 in13 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 2450 lbf10900 N10.90 kN | Dynamic Load Rating N/A 2150 lbf9550 N9.55 kN |
| NA4902L NA4902L/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49-Series-Single-Sealed.png | d N/A 0.5906 in15.000 mm | D N/A 1.1024 in28 mm | C N/A 0.5118 in13.000 mm | B N/A 0.5512 in14.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 2520 lbf11200 N11.20 kN | Dynamic Load Rating N/A 1870 lbf8300 N8.30 kN |
| NA4902LL NA4902LL/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49-Series-Single-Sealed.png | d N/A 0.5906 in15.000 mm | D N/A 1.1024 in28 mm | C N/A 0.5118 in13.000 mm | B N/A 0.5512 in14.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 2520 lbf11200 N11.20 kN | Dynamic Load Rating N/A 1870 lbf8300 N8.30 kN |
| NA4902R NA4902R/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49R-NA59-NA69R-NKR_1R-Series.png | d N/A 0.5906 in15.000 mm | D N/A 1.1024 in28 mm | C N/A | B N/A 0.5118 in13 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 6450 lbf28800 N28.80 kN | Dynamic Load Rating N/A 2320 lbf10300 N10.30 kN |
| NA4903L NA4903L/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49-Series-Single-Sealed.png | d N/A 0.6693 in17.000 mm | D N/A 1.1811 in30 mm | C N/A 0.5118 in13.000 mm | B N/A 0.5512 in14.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 2680 lbf11900 N11.90 kN | Dynamic Load Rating N/A 1910 lbf8500 N8.50 kN |
| NA4903LL NA4903LL/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49-Series-Single-Sealed.png | d N/A 0.6693 in17.000 mm | D N/A 1.1811 in30 mm | C N/A 0.5118 in13.000 mm | B N/A 0.5512 in14.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 2680 lbf11900 N11.90 kN | Dynamic Load Rating N/A 1910 lbf8500 N8.50 kN |
| NA4903R NA4903R/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49R-NA59-NA69R-NKR_1R-Series.png | d N/A 0.6693 in17.000 mm | D N/A 1.1811 in30 mm | C N/A | B N/A 0.5118 in13 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 3300 lbf14600 N14.60 kN | Dynamic Load Rating N/A 2520 lbf11200 N11.20 kN |
| NA4904L NA4904L/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49-Series-Single-Sealed.png | d N/A 0.7874 in20.000 mm | D N/A 1.4567 in37.000 mm | C N/A 0.6693 in17.000 mm | B N/A 0.7087 in18.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 4450 lbf19900 N19.90 kN | Dynamic Load Rating N/A 3400 lbf15200 N15.20 kN |
| NA4904LL NA4904LL/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49-Series-Single-Sealed.png | d N/A 0.7874 in20.000 mm | D N/A 1.4567 in37.000 mm | C N/A 0.6693 in17.000 mm | B N/A 0.7087 in18.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 4450 lbf19900 N19.90 kN | Dynamic Load Rating N/A 3400 lbf15200 N15.20 kN |
| NA4904R NA4904R/Asset/Machined-Ring-Needle-Roller-Bearing-Inner-Ring-NA49R-NA59-NA69R-NKR_1R-Series.png | d N/A 0.7874 in20.000 mm | D N/A 1.4567 in37.000 mm | C N/A | B N/A 0.6693 in17.000 mm | r N/A 0.0118 in0.300 mm | Static Load Rating N/A 5750 lbf25500 N25.5 kN | Dynamic Load Rating N/A 4800 lbf21300 N21.30 kN |
