• NACHI B Type Ball Bearings for Units (Double Sealed)
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NACHI B Type Ball Bearings for Units (Double Sealed)

NACHI B Type Ball Bearings for Units (Double Sealed)

NACHI B double sealed ball bearings for BPP, BPF and BP type units, set screw locking, shaft diameters 12-35 mm, 1/2 in to 1-7/16 in.

Key features

  • Replacement bearing for NACHI mounted units
  • Spherical outside diameter for self-alignment in the unit housing
  • Shaft locking by set screw
  • Metric sizes with load ratings in kgf; inch sizes with dimensions in inches and load ratings in lbf

Specifications

Brand NACHI
Series B
Bearing type Ball bearing for units (insert bearing)
Shaft locking Set screw
Shaft range 12-35 mm, 1/2 in to 1-7/16 in
Bi Inner ring width
Source NACHI Ball Bearing Units catalogue, p. 44
B1 Shaft: 12 mm | D: 40 mm | Bi: 22 mm | C: 975 kgf | C0: 455 kgf
B2 Shaft: 15 mm | D: 40 mm | Bi: 22 mm | C: 975 kgf | C0: 455 kgf
B3 Shaft: 17 mm | D: 40 mm | Bi: 22 mm | C: 975 kgf | C0: 455 kgf
B4 Shaft: 20 mm | D: 47 mm | Bi: 24.7 mm | C: 1310 kgf | C0: 630 kgf
B5 Shaft: 25 mm | D: 52 mm | Bi: 27.7 mm | C: 1430 kgf | C0: 710 kgf
B6 Shaft: 30 mm | D: 62 mm | Bi: 30.3 mm | C: 2000 kgf | C0: 1020 kgf
B7 Shaft: 35 mm | D: 72 mm | Bi: 32.9 mm | C: 2640 kgf | C0: 1400 kgf
B1-8 Shaft: 1/2 in | D: 1.5748 in | Bi: 0.866 in | C: 2150 lbf | C0: 1000 lbf
B2-9 Shaft: 9/16 in | D: 1.5748 in | Bi: 0.866 in | C: 2150 lbf | C0: 1000 lbf
B2-10 Shaft: 5/8 in | D: 1.5748 in | Bi: 0.866 in | C: 2150 lbf | C0: 1000 lbf
B3-11 Shaft: 11/16 in | D: 1.5748 in | Bi: 0.866 in | C: 2150 lbf | C0: 1000 lbf
B4-12 Shaft: 3/4 in | D: 1.8504 in | Bi: 0.972 in | C: 2890 lbf | C0: 1390 lbf
B5-14 Shaft: 7/8 in | D: 2.0472 in | Bi: 1.091 in | C: 3150 lbf | C0: 1560 lbf
B5-15 Shaft: 15/16 in | D: 2.0472 in | Bi: 1.091 in | C: 3150 lbf | C0: 1560 lbf
B5-16 Shaft: 1 in | D: 2.0472 in | Bi: 1.091 in | C: 3150 lbf | C0: 1560 lbf
B6-18 Shaft: 1-1/8 in | D: 2.4409 in | Bi: 1.193 in | C: 4410 lbf | C0: 2250 lbf
B6-19 Shaft: 1-3/16 in | D: 2.4409 in | Bi: 1.193 in | C: 4410 lbf | C0: 2250 lbf
B7-20 Shaft: 1-1/4 in | D: 2.8346 in | Bi: 1.295 in | C: 5820 lbf | C0: 3090 lbf
B7-21 Shaft: 1-5/16 in | D: 2.8346 in | Bi: 1.295 in | C: 5820 lbf | C0: 3090 lbf
B7-22 Shaft: 1-3/8 in | D: 2.8346 in | Bi: 1.295 in | C: 5820 lbf | C0: 3090 lbf
B7-23 Shaft: 1-7/16 in | D: 2.8346 in | Bi: 1.295 in | C: 5820 lbf | C0: 3090 lbf
Insert BearingsNACHI
21 product codes available in this family
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NACHI B Type Ball Bearings for Units (Double Sealed)

Brand NACHI·Insert Bearings

Available part numbers (21)

B1, B2, B3, B4, B5, B6, B7, B1-8, B2-9, B2-10 + 11 more — see full table ↓

How to order

Send the NACHI part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
B1Shaft: 12 mm | D: 40 mm | Bi: 22 mm | C: 975 kgf | C0: 455 kgf
B2Shaft: 15 mm | D: 40 mm | Bi: 22 mm | C: 975 kgf | C0: 455 kgf
B3Shaft: 17 mm | D: 40 mm | Bi: 22 mm | C: 975 kgf | C0: 455 kgf
B4Shaft: 20 mm | D: 47 mm | Bi: 24.7 mm | C: 1310 kgf | C0: 630 kgf
B5Shaft: 25 mm | D: 52 mm | Bi: 27.7 mm | C: 1430 kgf | C0: 710 kgf
B6Shaft: 30 mm | D: 62 mm | Bi: 30.3 mm | C: 2000 kgf | C0: 1020 kgf
B7Shaft: 35 mm | D: 72 mm | Bi: 32.9 mm | C: 2640 kgf | C0: 1400 kgf
B1-8Shaft: 1/2 in | D: 1.5748 in | Bi: 0.866 in | C: 2150 lbf | C0: 1000 lbf
B2-9Shaft: 9/16 in | D: 1.5748 in | Bi: 0.866 in | C: 2150 lbf | C0: 1000 lbf
B2-10Shaft: 5/8 in | D: 1.5748 in | Bi: 0.866 in | C: 2150 lbf | C0: 1000 lbf
B3-11Shaft: 11/16 in | D: 1.5748 in | Bi: 0.866 in | C: 2150 lbf | C0: 1000 lbf
B4-12Shaft: 3/4 in | D: 1.8504 in | Bi: 0.972 in | C: 2890 lbf | C0: 1390 lbf
B5-14Shaft: 7/8 in | D: 2.0472 in | Bi: 1.091 in | C: 3150 lbf | C0: 1560 lbf
B5-15Shaft: 15/16 in | D: 2.0472 in | Bi: 1.091 in | C: 3150 lbf | C0: 1560 lbf
B5-16Shaft: 1 in | D: 2.0472 in | Bi: 1.091 in | C: 3150 lbf | C0: 1560 lbf
B6-18Shaft: 1-1/8 in | D: 2.4409 in | Bi: 1.193 in | C: 4410 lbf | C0: 2250 lbf
B6-19Shaft: 1-3/16 in | D: 2.4409 in | Bi: 1.193 in | C: 4410 lbf | C0: 2250 lbf
B7-20Shaft: 1-1/4 in | D: 2.8346 in | Bi: 1.295 in | C: 5820 lbf | C0: 3090 lbf
B7-21Shaft: 1-5/16 in | D: 2.8346 in | Bi: 1.295 in | C: 5820 lbf | C0: 3090 lbf
B7-22Shaft: 1-3/8 in | D: 2.8346 in | Bi: 1.295 in | C: 5820 lbf | C0: 3090 lbf
B7-23Shaft: 1-7/16 in | D: 2.8346 in | Bi: 1.295 in | C: 5820 lbf | C0: 3090 lbf

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