Emerson Process Management 51000 Point, Follower, Plug Selection, Valve Size, Plug Cv

Instruction

51.LF:IM	Baumann™ 51000 Series Instructions
April 2007

bonnet - confirm correct orientation - then secure with hex nuts (7). DO NOT TIGHTEN AT THIS

POINT.

6.Install stem guide (8) and packing kit (9) on the plug stem (4) in the proper order as shown in figure 3, page 6.

7.Carefully press into top of bonnet (6) making sure each part is seated properly.

8.Install packing rings over the stem one at a time. Use the packing follower nut (11) to push each packing ring in individually to avoid jamming.

9.With all required packing (9) in place, tighten the packing follower nut (11) until it becomes stiff. DO NOT OVERTIGHTEN THE PACKING

FOLLOWER (11).

10.Now tighten hex nuts (7).

Table 2. 51000 PLUG SELECTION

KEY NO.

VALVE

SIZE

PLUG Cv

PART NUMBER

ASTM A479 S21800 ANNEALED

PART NUMBER

N10276 NICKEL ALLOY

MARKING

CODE

4

Linear

0.5 inch	2.5	51425-411-999	51425-1-411-999	T01
	1.5	51415-411-999	51415-1-411-999	T02
ONLY
	1.0	51410-411-999	51410-1-411-999	T03
	0.45	51402-4	51402-4-1	T04
	0.2	51402-3	51402-3-1	T05
	0.1	51401-12	51402-2-1	T06
	0.06	51401-11	51041-11-1	T07
0.25	0.03	51401-10	51401-10-1	T08
&	0.015	51401-9	51401-9-1	T09
	0.008	51401-8	51401-8-1	T10
0.50	0.004	51401-7	51401-7-1	T11
inch	0.002	51401-6	51401-6-1	T12
	0.001	51401-5	51401-5-1	T13
	0.0005	51401-4	51401-4-1	T14
	0.00025	51401-3	51401-3-1	T15
	0.00013	51401-2	51401-2-1	T16
	0.5	51402-5	51402-5-1	T17

MATERIAL CODES: (Stamped on Plugs) B = Nitronic 60;

C = N10276 Nickel Alloy;

A = Stainless Steel (S31600)

5