20
figure 4-2.
Model 289a
outside Dimensions
(Part 2 of 2)
PRESSURE
RATING
PSI (MPa)
HOUSING
MATERIAL
PRESSURE
CONNECTION
DIM. A
INCHES
(mm)
DIM. B
INCHES
(mm)
DIM. C
INCHES
(mm)
DIM. D
INCHES
(mm)
# BOL
TS
TOP
BOTTOM
1,000
(6.9)
CAST ALUM. 356-T6
1/2 NPT
(Note 1)
1/4 NPT
(Note 1)
9-29/32
(251.6)
6-5/8
(168.3)
2
(50.8)
2-9/64
(51.2)
6
FORGED STNL. ST. 316
1/2 NPT
(Note 1)
1/4 NPT
(Note 1)
9-29/32
(251.6)
6-5/8
(168.3)
2
(50.8)
2-9/64
(51.2)
12
2,500
(17.2)
FORGED ST. AISI C1018
1/2 NPT
(Note 1)
1/4 NPT
(Note 1)
10-5/32
(257.9)
7-1/8
(181.0)
2|
(50.8)
2-9/64
(51.2)
6
3,000
(20.7)
FORGED STNL. ST. 316
1/2 NPT
(Note 1)
1/4 NPT
(Note 1)
10-5/32
(257.9)
7-1/8
(181.0)
2
(50.8)
2-9/64
(51.2)
12
MONEL K500
1/2 NPT
(Note 1)
1/4 NPT
(Note 1)
10-5/32
(257.9)
7-1/8
(181.0)
2
(50.8)
2-9/64
(51.2)
12
4,500
(31.0)
FORGED ALLOY ST 4142
1/2 NPT
(Note 1)
1/4 NPT
(Note 1)
10-5/32
(257.9)
7-1/8
(181.0)
2
(50.8)
2-9/64
(51.2)
12
6,000
(41.4)
FORGED ALLOY ST 4142
FORGED STNL ST 17-4 PH
9/16-18
UNF
(Note 2)
9/16-18
UNF
(Note 2)
10-5/32
(257.9)
7-1/8
(181.0)
2
(50.8)
2
(50.8)
12
FORGED ALLOY ST 4142
FORGED STNL ST 17-4 PH
1/2 NPT
(Note 1)
1/4 NPT
(Note 1)
10-5/32
(257.9)
7-1/8
(181.0)
2
(50.8)
2-9/64
(51.2)
12
Note 1: Can be reversed when ordered or can be rotated 180° in the field.
Note 2: Suitable for use with Aminko fittings (American Inst. Co., Silver Springs, MD) or equiv.
Note 3: AlI standard pipe fittings furnished by customer.
Note 4: Cast alum. pipe mount supplied, unless otherwise specified. Specify pipe size when ordering threaded Stl.
adapter.
Metric conversions are approximate.
Table 4-1. Model 289A Dimensions (as shown in Figure 4-1, pg. 19)