Manual
Maintenance and Service 33
4.3 Orion-2D Valve Assembly Component Parts List
Ref #r PN Description Quantity
1 57482 Nut, Valve Needle Housing 9/16-18 2
2 54401 Locknut 2
3 58079 Knob 2
4 57889 Knob, Insert 2
5 57256 Gear, Spur 40 Teeth 2
6 59233 Gear, Spur 18-tooth 2
7 55896 Valve Seat 4
8 59387 Valve Seat, Stem 4
9 59045 Valve, Needle Seat 4
10 54540 Housing, Valve Needle 2
11 59551 Valve Needle 2
12 57906 Bushing, End 1
13 59378 Cap, End 1
14 59495 Shaft 1
15 59241 Piston 1
16 56874 Body, Dual Valve 1
17 57580 Knob 1
18 55533 Valve Needle 2
19 55159 Housing, Valve Needle 2
20 56784 Locknut, 9/16-18UNF-3A, SST 1
21 59845 Plug, Expansion 14
23 59383 Setscrew, 6-32NCx1/8 SST 4
24 58342 Screw,Cap Hex Socket Head, #2-56UNC-3A 6
25 59322 Setscrew, 6-32NCx1/4 SST 6
26 59326 Setscrew, 2-56NC x 1/8, alloy steel 4
27 55554 O-ring, Buna N (Nitrile) 70 Durometer Color Black 5
28 55536 O-ring, Buna N (Nitrile) 70 Durometer Color Black 4
29 55573 O-ring, Buna N (Nitrile) 70 Durometer Color Black 1
30 60633 Retainer, Packing Backup 4
31 55570 Washer, Backing 4
32 55577 O-ring, Buna N (Nitrile) 70 Durometer Color Black 1
33 59245 Washer, #8 Screw Size 2
34 60202 Setscrew, hex 2
35 60837 Screw, MACH Pan Head #10- 32NFx1/2 Phillips Head 300 Series SST 2
36 58976 Screw, Self Sealing 1
38 53308 Label 1
39 59738 Fitting, Male Connector 1/8 tube x 1/8 NPT brass 1
40 41944 Connector, Male Swivel Elbow 1/8 NPT x 5/32 tube O.D. 2
41 59878 Spacer .005 thk 2
42 59880 Spacer .007 thk 2
43 57699 Fitting, Tube Male Connector 5/32 tube O.D. x 1/8 NPT 2
Table 4-6. Orion 2D Valve Assembly Parts List