terrarocdrilling.com

8 9 105 71 2 3

4

6 7

TerraRoc TD 90 OGDown-the-hole hammer

16 17 18 19

12 13 14

15

11

2016a 16b 16c 16d

Hammers and Kits Prod. No.

TD 90 RS 4 1/2 API Reg Pin 52348877

TD 90 4 1/2 API Reg Pin DP Chuck 89011506

Sustainability kit TD 90OG, incl. item 2x8, 14, 17, 18, 20

52354650

Ref. Part Prod. No.

16 Valve assembly 52337615

16a Seal* ––

16b O-ring* ––

16c Seal* ––

16d O-ring* ––

17 Check seal 52328929

18 Compression cone 52328879

19 Backhead O-ring 95538104

20 Backhead 52328861

*Not sold separately. Included in different kits below.

98

53 1

331

0120

16-0

5

Ref. Part Prod. No.

1 Exhaust tube 52341450

2 Drive pin 59000064

3 RS chuck 89012680

3 Std drive pin chuck 89010241

4 RR key 89011551

5 Drive pin support ring 89010515

6 Retainer sleeve 89012681

7 Retaining / Bearing O-ring 95086740

8 Retaining rings 52329455

9 Bearing 52328945

10 Stop ring 52329372

11 Casing 52328846

12 Piston 52328853

13 Tail seal 52328184

14 Cylinder 52328937

14

15

Cylinder DT

Solid guide

89010383

52347283