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Brass Fittings
HOSE NUTS
Pressures to 200 PSIG (1400 kPa)
Order
MFG
Description
Size
Service
Material
A-SIZE (3/8"-24 THREAD)/B-SIZE (9/16"-18 THREAD)
312-1076 9
Oxygen RH
A
CGA-020
Brass
8
312-1082 10
Acetylene/F. Gases LH
A
CGA-021
Brass
312-1060 7
Oxygen RH
B
CGA-022
Brass
312-4602 SS-7
Oxygen RH
B
CGA-022
St. Steel
312-1068 8
Acetylene/F.Gases LH
B
CGA-023
Brass
9
C-SIZE (7/8"-14 THREAD)/D-SIZE (1 1/4"-12 THREAD)
312-2952 C-7
Oxygen RH
C
CGA-024
Brass
7
312-2954 C-8
Acetylene/F. Gases LH
C
CGA-025
Brass
312-3246 D-7
Oxygen RH
D
CGA-026
Brass
312-3248 D-8
Acetylene/F. Gases LH
D
CGA-027
Brass
10
BARBED HOSE NIPPLES
Pressures to 200 PSIG (1400 kPa)
Order
MFG
Description
Size
Length"
Material
A-SIZE (USE 9 or 10 NUT)/B-SIZE (USE 7 or 8 NUT)
312-1286 19
3/16" ID Hose
A
1 1/4
Brass
312-1280 18
3/16" ID Hose
B
1 15/32
Brass
18
312-1274 17
1/4" ID Hose
B
1 15/32
Brass
312-4626 SS-17
1/4" ID Hose
B
1 15/32
St. Steel
312-1278* 17-W
1/4" ID Hose
B
1 15/32
Brass
312-1706 216
5/16" ID Hose
B
1 15/32
Brass
312-1290 20
3/8" ID Hose
B
1 15/32
Brass
312-1292 20-A
3/8" ID Hose
B
1 3/4
Brass
C-SIZE (Use C-7 or C-8 NUT)/D-SIZE (USE D-7 or D-8 NUT)
312-2964 C-20
3/8" ID Hose
C
2
Brass
312-2962 C-19
1/4" ID Hose
C
1 19/32
Brass
312-2960 C-18
1/2" ID Hose
C
2 1/4
Brass
17
312-2956 C-17
1/2" ID Hose
C
3 3/4
Brass
312-3250 D-17
1/2" ID Hose
D
3 3/16
Brass
312-3252 D-18
3/4" ID Hose
D
3 1/2
Brass
* With O-Ring
SPIRAL & NPT HOSE NIPPLES
Pressures to 200 PSIG (1400 kPa)
Order
MFG
11
No.
No.
Description
Size
Length"
Material
A-SIZE (USE 9 or 10 NUT)/B-SIZE (USE 7 or 8 NUT)
312-1298 23
1/8" NPT
B
1 1/2
Brass
312-1092 13
3/16" ID Hose
A
1 1/4
Brass
312-1090 12
3/16" ID Hose
B
1 13/32
Brass
312-1084 11
1/4" ID Hose
B
1 19/32
Brass
312-1904 516
5/16" ID Hose
B
1 19/32
Brass
312-1636 138
3/8" ID Hose
B
1 5/8
Brass
C-SIZE (USE C-7 or C-8 NUT)/D-SIZE (USE D-7 or D- 8 NUT)
312-3000 C-88
1/4" NPT
C
2
Brass
312-3254 D-20
1/2” NPT
D
2 1/2
Brass
23
No.
No.
No.
No.