630 Series
8
CD3355-E
Figure 6.
Spring-Loaded Type 630R Relief Valve High-Pressure Construction
Key Description
Part number
Low Pressure
Without orifice
Brass/Nitrile (NBR)
R630X000L12
Brass/Nylon (PA)
R630X000L22
Brass/PTFE
R630X000L32
Stainless steel/Nitrile (NBR)
R630X000L42
Stainless steel/Nylon (PA) (
standard
and NACE) R630X000L52
Stainless steel/PTFE
R630X000L62
With orifice (key 20)
1/2 in. / 12.7 mm Brass/Nylon (PA)
R630X000LA2
1/2 in. / 12.7 mm Stainless steel/Nylon (PA)
R630X000LB2
High Pressure
Without orifice
Brass/Nitrile (NBR)
R630X000H12
Brass/Nylon (PA)
R630X000H22
Brass/PTFE
R630X000H32
Stainless steel/Nitrile (NBR)
R630X000H42
Stainless steel/Nylon (PA) (
standard
and NACE) R630X000H52
Stainless steel/PTFE
R630X000H62
Key Description
Part number
High Pressure (continued)
With orifice (key 20)
1/8 in. / 3.18 mm Brass/Nylon (PA)
R630X000HC2
1/8 in. / 3.18 mm
Stainless steel/Nylon (PA) (
standard
)
R630X000HD2
1/8 in. / 3.18 mm
Stainless steel/Nylon (PA) (NACE)
R630X00NHD2
1/4 in. / 6.35 mm Brass/Nylon (PA)
R630X000HA2
1/4 in. / 6.35 mm
Stainless steel/Nylon (PA) (
standard
)
R630X000HB2
1/4 in. / 6.35 mm
Stainless steel/Nylon (PA) (NACE)
R630X00NHB2
Type 630R Relief Valve retrofit kit converts
Type 630 to a Type 630R. (Included are
keys 16, 19, 20, 21, 32, 34, 35
(1)
, 36 and 37)
1/2 in. / 12.7 mm Brass/Nitrile (NBR)
R630RX00B12
1/2 in. / 12.7 mm Stainless steel/Nitrile (NBR)
R630RX00S12
10
11
30
7 6
5
4
3
2
1
34
35
12
13
14
15
16
23
22 21 20 19
18 17
37
32
36
9
9
27
a
1
2
3
4
5
6
7
9
10
11
12
13
14
15
16
9
17
18
19
20
21
22
23
34
35
27
30
37
32
36
1. Drive screw (key 35) not included in R630RX00S12 kit.
a
