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Needle Roller Bearings - Ntn-snr.com

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Cam followers stud type truck rollers<br />

NTN<br />

Table 4 Grease nipple applied bearing types and grease nipple dimension codes<br />

Nominal<br />

nipple number<br />

KRKRV<br />

KRH<br />

KRVH<br />

Nipple applied bearing types<br />

CRV CRVH NUKR NUKRH KRTKRVT NUKRT KRUKRVU NUKRU<br />

NIP-B3<br />

<br />

<br />

8.8-1<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

NIP-B4<br />

1626<br />

2226<br />

1018<br />

1218<br />

<br />

<br />

<br />

<br />

<br />

<br />

NIP-B6<br />

3040<br />

3040<br />

2044<br />

2044<br />

3040<br />

3040<br />

<br />

<br />

<br />

<br />

NIP-B8<br />

4790<br />

4790<br />

4896<br />

4896<br />

4790<br />

4790<br />

<br />

<br />

<br />

<br />

NIP-X30<br />

<br />

<br />

<br />

<br />

<br />

<br />

1626<br />

<br />

1626<br />

<br />

JIS A-M6F<br />

<br />

<br />

<br />

<br />

<br />

<br />

3032<br />

30<br />

3035<br />

3035<br />

JIS A-PT1/8<br />

<br />

<br />

<br />

<br />

100180<br />

(Threaded side)<br />

100180<br />

3590<br />

35180<br />

4090<br />

40180<br />

Special-purposed<br />

plug<br />

D<br />

H<br />

Table 5-1 Plug dimension<br />

unit : mm<br />

Nominal number D H<br />

SEN 3 3 3<br />

SEN 4 4 4<br />

SEN 6 6 6<br />

SEN 8 8 8<br />

Threaded plug<br />

with hexagon socket<br />

Table 5-2 Plug dimension<br />

Nominal number d H<br />

M4X0.7X4R M4X0.7 4<br />

M6X0.75X6R M6X0.75 6<br />

PT1/8X7R PT1/8 7<br />

unit : mm<br />

Width across<br />

flatsh<br />

2<br />

3<br />

5<br />

Table 6 Plug applied bearing types and plug dimension codes<br />

Plug<br />

KRKRV<br />

KRH<br />

KRVH<br />

Plug applied bearing types<br />

CRV CRVH NUKR NUKRH KRTKRVT NUKRT KRUKRVU NUKRU<br />

SEN3<br />

<br />

<br />

8.8-1<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

SEN4<br />

1626<br />

2226<br />

1018<br />

1218<br />

<br />

<br />

<br />

<br />

<br />

<br />

SEN6<br />

3040<br />

3040<br />

2044<br />

2044<br />

3040<br />

3040<br />

<br />

<br />

<br />

<br />

SEN8<br />

4790<br />

4790<br />

4896<br />

4896<br />

47180<br />

4790<br />

<br />

<br />

<br />

<br />

M4X0.7X4R<br />

<br />

<br />

<br />

<br />

<br />

<br />

1626<br />

<br />

1626<br />

<br />

M6X0.75X6R<br />

<br />

<br />

<br />

<br />

<br />

<br />

3032<br />

30<br />

3035<br />

3035<br />

PT1/8X7R<br />

<br />

<br />

<br />

<br />

<br />

100180<br />

3590<br />

35180<br />

4090<br />

40180<br />

Da Db<br />

La<br />

Plug<br />

n<br />

Table 7 Mandrels used for plug press-fitting<br />

unit : mm<br />

Grease feed hole dia. Mandrel dimension<br />

n 0<br />

0<br />

Da Db –0.1 La –0.1<br />

3<br />

4<br />

6<br />

8<br />

8<br />

10<br />

12<br />

15<br />

2.8<br />

3.8<br />

5.8<br />

7.8<br />

1.5<br />

1.5<br />

1.5<br />

2.5<br />

B-180

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