Type 310A
18
6* Diaphragm
Nitrile (NBR)
NPS 1 (DN 25) 1R747299982
NPS 2 (DN 50) 1R741099982
NPS 3 (DN 80) 1R749999982
NPS 4 and 4 x 6 (DN 100 and 100 x 150) 2R751799982
Fluorocarbon (FKM)
NPS 1 (DN 25) 21A1929X022
NPS 2 (DN 50) 21A1930X022
NPS 3 (DN 80) 21A1931X022
NPS 4 and 4 x 6 (DN 100 and 100 x 150) 21A1932X022
7 Split Ring, 410/416 Stainless steel
NPS 1 (DN 25) 1R747335132
NPS 1 (DN 25) (NACE) 1R7473X0012
NPS 2 (DN 50) 1R741135132
NPS 2 (DN 50) (NACE) 1R7411X0012
NPS 3 (DN 80) 1R750035132
NPS 3 (DN 80) (NACE) 1R7500X0012
NPS 4 and 4 x 6 (DN 100 and 100 x 150) 1R751835132
NPS 4 (DN 100) (NACE) 1R7518X0012
8 Spring, Steel
NPS 1 (DN 25) 1U888627112
NPS 1 (DN 25) (NACE) 13B7203X012
NPS 2 (DN 50) 1U888527132
NPS 2 (DN 50) (NACE) 12B7885X012
NPS 3 (DN 80) 1U888727082
NPS 3 (DN 80) (NACE) 13B9520X012
NPS 4 (DN 100) 1U888827082
NPS 4 (DN 100) (NACE) 14B3560X012
NPS 4 x 6 (DN 100 x 150) 10A9620X012
9* O-Ring (3 required)
Nitrile (NBR)/PTFE
NPS 1 (DN 25) 1E736906992
NPS 2 (DN 50) 1H2921X0012
NPS 3 (DN 80) 1K8776X0022
NPS 4 and 4 x 6 (DN 100 and 100 x 150) 1H862106992
Fluorocarbon (FKM)/PTFE
NPS 1 (DN 25) 1N163306382
NPS 2 (DN 50) 1R752306382
NPS 3 (DN 80) 1L111206382
NPS 4 and 4 x 6 (DN 100 and 100 x 150) 1U448406382
10 Cap Screw, Stainless steel
NPS 1 (DN 25) 1R747538982
NPS 1 (DN 25) (NACE) 1R7475X0012
NPS 2 (DN 50) 1R741438982
NPS 2 (DN 50) (NACE) 1R7414X0012
10 Cap Screw, Stainless steel (continued)
NPS 3 (DN 80) 1R740638982
NPS 3 (DN 80) (NACE) 1R7406X0012
NPS 4 and 4 x 6 (DN 100 and 100 x 150) 1R741338982
NPS 4 (DN 100) (NACE) 1R7413X0012
11* Washer, Plated steel/composition
(for NPS 1 (DN 25) body) (not shown) 1U984499012
O-Ring
Nitrile (NBR)
NPS 2 (DN 50) 1F463606992
NPS 3 (DN 80) 10A8217X022
NPS 4 and 4 x 6 (DN 100 and 100 x 150) 10A8218X032
Fluorocarbon (FKM)
NPS 2 (DN 50) 1N571406382
NPS 3 (DN 80) 10A8217X012
NPS 4 and 4 x 6 (DN 100 and 100 x 150) 10A8218X012
12 Disk Retainer, Stainless steel
NPS 1 (DN 25)
30% Capacity 10A8202X012
50% Capacity 10A8203X012
70% Capacity 19A0690X012
100% Capacity 10A8204X012
100% Capacity (NACE) 10A8204X022
NPS 2 (DN 50)
30% Capacity 20A8205X012
50% Capacity 20A8206X012
70% Capacity 20A8207X012
100% Capacity 20A8208X012
100% Capacity (NACE) 20A8208X022
NPS 3 (DN 80)
30% Capacity 20A8209X012
50% Capacity 20A8210X012
70% Capacity 20A8211X012
100% Capacity 10A8212X012
100% Capacity (NACE) 10A8212X022
NPS 4 and 4 x 6 (DN 100 and 100 x 150)
30% Capacity 20A8213X012
50% Capacity 20A8214X012
70% Capacity 20A8215X012
100% Capacity 20A8216X012
100% Capacity (NACE) 20A8216X022
13 Screw, Zinc-plated steel (8 required)
NPS 1 and 2 (DN 25 and 50) 1A3321X0032
NPS 1 and 2 (DN 25 and 50) (NACE) 1A3321X0042
NPS 3 (DN 80) 1U154838982
NPS 3 (DN 80) (NACE) 1U1548X0032
NPS 4 and 4 x 6 (DN 100 and 100 x 150) 1E304428982
NPS 4 (DN 100) (NACE) 1E3044X0012
14 Cap Screw (8 required)
NPS 1 (DN 25) 1N2579X0022
NPS 2 (DN 50) 1A771132982
NPS 3 (DN 80) 1L469632982
NPS 4 and 4 x 6 (DN 100 and 100 x 150) 1R752132982
15 Travel Indicator Rod, 316 Stainless steel
NPS 1 (DN 25) 1R7477X0012
NPS 2 (DN 50) 1R7416X0012
NPS 3 (DN 80) 1R7503X0012
NPS 4 (DN 100) 1R7527X0012
NPS 4 x 6 (DN 100 x 150) 10A9621X022
16 Bushing, 316 Stainless steel 1F2620X0012
17 O-ring, Fluorocarbon (FKM)/PTFE 1N423906382
18 Travel Indicator Scale, 18-8 Stainless steel
NPS 1 (DN 25) 1R747838982
NPS 2 (DN 50) 1R741738982
NPS 3 (DN 80) 1R750838982
NPS 4 (DN 100) 1R752238982
NPS 4 x 6 (DN 100 x 150) 10A9622X012
*Recommended Spare Part
Figure 12. Travel Indicator Assembly
14B6653_A