Sandvik DTH Hammer RH450 for SD 12 shank

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Sandvik DTH Hammer RH450 for SD 12 shank
Hammer Complete SD12in
Description

Details

Sandvik DTH DRILLING TOOLS

Click on the Part number to see part description
Replacement parts item description
Weight
Part №
kg
lb
1. Top Subs with 3 O-Rings
6 5/8” API Reg. Pin
118
260
33-1B001/39A
2. Feed Tube Retainer Pin (2)
0.9
1.9
12-99019
3. Break out Ring, upper
2.7
6.0
15-1B001-01
4. O-Ring Top Sub
In Seal Kit
5. O-Rings Feed Tube (2)
In Seal Kit
6. Check Valve Dart
3.5
7.8
7. Check Valve Spring
0.1
0.3
8. Check Valve Guide
3.1
6.8
9. Choke Set, Blank 1/4”, 3/8”, & 1/2”
0.2
0.5
29-1B017A
10. Feed Tube w. Ret. Pins, Choke & O-Rings
7.7
17
37-1B001A
11. Piston
90.3
199
36-1B057
12. Piston Case with Retainer Ring
200.5
442
13. Piston Retainer Ring
0.4
0.8
14. O-Rings Driver Sub & Bit Ret. (2)
In Seal Kit
15. Bit Retainer Ring w/O-Ring (Item 14)
5.3
11.8
27-14001A
16. Break out Ring, lower
1.8
4.0
15-13001-02
17. Driver Sub
63.1
117
 
Seal Kit
1 pieces of #4, 2 of #5 & 4 of #14
0.5
1
Complete hammer
32-4512-SSA/39S
       
 
Bit shank
SD12

Bit shank identifcation chart

 
Diameter
Air
holes
Gauge
buttons
Button dia. mm
Weight
Part No.
Shank
mm
inch
gauge
front
Kg
lb
SD 12
Concave face / Spherical button
SD 12
302 11 3 12 18 18 171,0 376 42-128E302-S48F
311 12 3 12 18 18 172,0 378 42-128E311-S48F
330 13 3 12 18 18 181,0 398 42-128E330-S48F
357 14 3 18 18 18 191,0 420 42-12PE357-S48F
381 15 3 18 18 18 200,0 440 42-12PE381-S48F
444 17 3 18 18 18 225,0 495 42-12PE444-S48F
483 19 3 18 18 18 280,0 616 42-12PE483-S48F
508 20 3 18 18 18 306,0 673 42-12PE508-S48F
 
Foot valve0,55 1.2