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FAQ on Ordering
 

Neodymium Assemblies

NRB Series

NRB-A Series
NRB-B Series

NRB-C Series
NRB-D Series

Assembled of a round mild steel cover,  a non-ferrous insulator and a Neodymium magnet core, pressed together. There is a center hole, or a tap hole, or a tap bolt on the back of the assembly for mounting.

Max pull is tested on a ½” thick and flat machined steel plate. The actual pull should be smaller if your steel is thinner, rough, rusty, coated  or   not   very   flat.    For    any      critical applications, three-time safety factor is strongly recommended.

Max operating temperature is 176°F (80°C)
Besides standard models (Stock Sizes)  listed bellow, we can make assemblies to custom designs. The lead time of first shipment is 8 to 12 weeks.
 

Applications include magnetic holding, Lifting, Antenna Mounting and Positioning.  

NRB series

 

  

NRB series are assembled with a round Neo magnet, Brass ring insulator and soft steel cover. The three parts are bonded together with epoxy. The steel cover is Chrome plated.
There is a tap hole on the back of NRB for mounting. And NRB-31, and NRB-38 has a Stop-hole  on the back to prevent them turning.

STOCK SIZES
P/N Model

Overal Dia (in)

Lenth (in)

Tap size Tap depth (in)

Stop hole Dia (in)

Max pull (Lb)

Price
($)
Order online
62712 NRB-12 1/2 0.315 10-32 0.195 No 6 8.00
62715

NRB-15

5/8

0.354

10-32

0.235

No

10

10.00
62719

NRB-19

3/4

0.393

10-32

0.275

No

17

12.00
62725

NRB-25

1

0.472

¼  -20

0.314

No

35

25.00
62731

NRB-31

1-1/4

0.551

¼ -20

0.393

0.138

70

40.00
62738

NRB-38

1-1/2

0.630

¼ -20 

0.433

 0.138

100

50.00


 

NRB-A Series


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Bottom

 

  

NRB-A series are assembled with a Neo ring magnet w/countersink hole, and soft steel cover. The two parts are bonded together with epoxy. The Neo magnet is Nickel or Zinc plated and the steel cover is Zinc plated.
STOCK SIZES
P/N Model

OD (in)

ID (in)

T (in)

Max pull (Lb)

Price($) Order online
62116 NRB-A16

0.630

0.137

0.197

6

2.00
62120 NRB-A20

0.787

0.177

0.276

10

3.00
62125 NRB-A25

0.984

0.216

0.315

30

4.00
62132 NRB-A32

1.260

0.216

0.315

60

6.00

 

NRB-B Series


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Bottom

 

 

NRB-B series are assembled with a Neo ring magnet and soft steel cover. The two parts are bonded together with epoxy. The Neo magnet is Nickel or Zinc plated and the steel cover is Zinc plated.
STOCK SIZES
P/N Model

OD (in)

ID (in)

MD (in)

T (in)

Max pull (Lb)

Price($) Order online
62216 NRB-B16

0.630

0.137

0.256

0.197

6

2.00
62220 NRB-B20

0.787

0.177

0.315

0.276

10

3.00
62225 NRB-B25

0.984

0.216

0.354

0.315

30

4.00
62232 NRB-B32

1.260

0.216

0.354

0.315

60

6.00

 

NRB-C Series


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Bottom

 

 
NRB-C series are assembled with a Neo disk magnet and soft steel cover w/bolt on the top. The two parts are bonded together with epoxy.  The Neo magnet is Nickel or Zinc plated and the steel cover w/bolt is  Zinc plated.
STOCK SIZES
P/N Part No.

OD (in)

T (in)

BD (mm)

BH (in)

Max pull (Lb)

Price($) Order online
62316 NRB-C16

0.630

0.197

M4

0.315

13

2.00
62320 NRB-C20

0.787

0.276

M4

0.315

25

3.00
62325 NRB-C25

0.984

0.315

M5

0.354

50

4.00
62332 NRB-C32

1.260

0.315

M6

0.393

80

6.00
NRB-D Series








Top

 








Bottom

 

  

 
NRB-D series are assembled with a Neo disk magnet and soft steel cover w/tap bolt on the top. The two parts are bonded together with epoxy.  The Neo magnet is Nickel or Zinc plated and the steel cover w/bolt is  Zinc plated.
STOCK SIZES
P/N Model

OD (in)

T (in)

Td (mm)