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Trailer rings - Series Z

Type L -   Suitable for farm vehicles at speeds < 30 km/h

Type N -   Suitable for heavy farm trailers or light vehicle trailers at speeds > 30 km/h

  • Usually supplied undrilled, but painted with black primer
  • Should never be welded to the mounting frame
  • Lubricate with with Lithium or Lithium-Calcium EP2 grease 

Dimensions

 

NBC Stock code
Dimensions
Weight
Allowable
A
B
C
D
E
F
G
H
 
axial load
(mm)
(mm)
(mm)
(mm)
(mm)
(mm)
(mm)
(mm)
(kg)
(kN)
 
 
 
 
 
 
 
 
 
 
 
400L
400
342
292
230
375
260
8
45
11
7.5
500L
500
442
392
330
475
360
15
9
650L
650
592
542
480
625
510
20
15
750L
750
692
642
580
725
610
23
18
850L
850
792
742
680
825
710
27
25
950L
950
892
842
780
925
810
30
30
1050L
1050
992
942
880
1025
910
34
35
 
 
 
 
 
 
 
 
 
 
 
400N
400
338
281
215
375
260
8
52
15
14
500N
500
437
384
315
475
340
19
18
650N
650
587
534
465
625
490
25
25
750N
750
687
634
565
725
590
30
30
850N
850
787
734
665
825
690
35
35
950N
950
887
834
765
925
790
40
40
1050N
1050
987
934
865
1025
890
50
45

Interchange information

The table below lists generally accepted interchange information. Please be aware that the heights of trailer rings can vary considerably - these are not precise units, therefore in practice a small section height variance can usually be accomodated.

NBC ref
Equivalent part numbers
 
 
 
 
 
 
400L
 
16L/400 (1)
310.14.0300.000 (1)
 
 
500L
 
16L/500 (1)
310.14.0400.000 (1)
 
 
650L
 
16L/650 (1)
310.14.0500.000 (1)
 
 
750L
 
16L/750 (1)
310.14.0600.000 (1)
 
 
850L
 
16L/850 (1)
310.14.0700.000 (1)
 
 
950L
 
16L/950 (1)
310.14.0800.000 (1)
 
 
1050L
 
16L/1050 (1)
310.14.0900.000 (1)
 
 
(1) Usually interchangeable, but total height 42mm
400N
Z 400.16
 
 
 
20119
500N
Z 500.16
16/500 (2)
320.16.0400.000 (2)
 
20124
650N
Z 650.16
16/650 (2)
320.16.0500.000 (2)
U01Z065
20127
750N
Z 750.16
16/750 (2)
320.16.0600.000 (2)
U01Z075
20120
850N
Z 850.16
16/850 (2)
320.16.0700.000 (2)
U01Z085
20121
950N
Z 950.16
16/950 (2)
320.16.0800.000 (2)
U01Z095
20122
1050N
Z 1050.16
16/1050 (2)
320.16.0900.000 (2)
U01Z105
20123
(2) Usually interchangeable, but total height 48mm

Need help?

Phone the experts on 01952 222300 or e-mail slewingrings@nbcgroup.co.uk

Whilst every effort has been made to ensure the accuracy of the information on this website, if you spot a mistake please inform the webmaster@nbcgroup.co.uk. Thanks!