Steel ORB Male Adjustable Union, forged carbon steel, trivalent zinc plated. 9 part numbers, 1/4" to 2"; the size table gives the size on each end and dimensions in millimetres for every Indus part number.
Key features
- Body Configuration: adjustable union
- Port A Thread: SAE O-ring boss (ORB), 1/4" to 2" (7/16-20 to 2-1/2-12)
- Port A Sealing: SAE straight-thread port sealed by an O-ring under the hex
- Nominal Size Range: 1/4" to 2"
- Max Working Pressure: Up to 5,000 psi, falling with size (SAE J514, manufacturer); see the table
- Body Configuration
- adjustable union
- Port A Thread
- SAE O-ring boss (ORB), 1/4" to 2" (7/16-20 to 2-1/2-12)
- Port A Sealing
- SAE straight-thread port sealed by an O-ring under the hex
Product description
The Steel ORB Male Adjustable Union is an adjustable union, in forged carbon steel, trivalent zinc plated. Its ends are SAE O-ring boss (ORB) adjustable male and SAE O-ring boss (ORB) male. O-ring boss ports are the standard straight-thread port on US-built pumps, valves and cylinders.
Construction
- Body: adjustable union
- End 1: SAE O-ring boss (ORB) adjustable male
- End 2: SAE O-ring boss (ORB) male
- Material: forged carbon steel, trivalent zinc plated
- O-ring: NBR (Buna-N)
Ends and sealing
- SAE O-ring boss (ORB): SAE straight-thread port sealed by an O-ring under the hex; SAE J1926 / ISO 11926.
Sizes
9 part numbers, 1/4" to 2". The Sizes & Part Numbers tab lists the size on each end and dimensions in millimetres for every one.
- End 1: SAE O-ring boss (ORB), 1/4" to 2" (7/16-20 to 2-1/2-12)
- End 2: SAE O-ring boss (ORB), 1/4" to 2" (7/16-20 to 2-1/2-12)
Pressure rating
Manufacturer's published ratings (SAE J514), from 1,000 to 5,000 psi depending on size and end:
| Nom. SAE Dash Size | Nom. Tube O.D. Inches | 37 Degree Flare Straight Thread | Nom. Pipe Size | SAE St. Threads Union & Bulkhead (PSI) | Fittings With Pipe Threads (PSI) |
|---|---|---|---|---|---|
| 2 | 1/8 | 5/16-24 | 1/8 | 5000 | 5000 |
| 3 | 3/16 | 3/8-24 | 1/8 | 5000 | 5000 |
| 4 | 1/4 | 7/16-20 | 1/8 | 5000 | 5000 |
| 5 | 5/16 | 1/2-20 | 1/8 | 5000 | 5000 |
| 6 | 3/8 | 9/16-18 | 1/4 | 5000 | 5000 |
| 8 | 1/2 | 3/4-16 | 3/8 | 4500 | 4000 |
| 10 | 5/8 | 7/8-14 | 1/2 | 3500 | 3000 |
| 12 | 3/4 | 1 1/16-12 | 3/4 | 3500 | 3000 |
| 14 | 7/8 | 1 3/16-12 | 3/4 | 3000 | 2500 |
| 16 | 1 | 1 5/16-12 | 1 | 3000 | 2000 |
| 20 | 1 1/4 | 1 5/8-12 | 1 1/4 | 2500 | 1150 |
| 24 | 1 1/2 | 1 7/8-12 | 1 1/2 | 2000 | 1000 |
| 32 | 2 | 2 1/2-12 | 2 | 1500 | 1000 |
| NOTE: Since many factors influence the pressure at which a system will or will not perform satisfactory, values shown in this table should not be construed as guaranteed minimum. |
Stainless-steel version
The same configuration in 316 stainless steel: Stainless Steel ORB Male Union.
How to order
Quote the Indus part number from the size table. If you only have the fitting, send the thread or tube size on each end, and Indus engineering will confirm the part number. Price and lead time are confirmed with the quotation.
Identification
| Parameter | Value |
|---|---|
| Body Configuration | adjustable union |
| Adjustable | yes |
Port A
| Parameter | Value |
|---|---|
| Port A Thread | SAE O-ring boss (ORB), 1/4" to 2" (7/16-20 to 2-1/2-12) |
| Port A Sealing | SAE straight-thread port sealed by an O-ring under the hex |
| Port A Gender | adjustable male |
Port B
| Parameter | Value |
|---|---|
| Port B Thread | SAE O-ring boss (ORB), 1/4" to 2" (7/16-20 to 2-1/2-12) |
| Port B Sealing | SAE straight-thread port sealed by an O-ring under the hex |
| Port B Gender | male |
Dimensions
| Parameter | Value |
|---|---|
| Nominal Size Range | 1/4" to 2" |
Performance
| Parameter | Value |
|---|---|
| Max Working Pressure | Up to 5,000 psi, falling with size (SAE J514, manufacturer); see the table |
Construction
| Parameter | Value |
|---|---|
| Material | forged carbon steel, trivalent zinc plated |
Compliance
| Parameter | Value |
|---|---|
| Applicable Standards | SAE J1926, ISO 11926 |
Shipping & lead time
Sizes & part numbers
9 sizes| Indus part no. | End 1 | End 2 | Y (mm) | D (mm) | L (mm) |
|---|---|---|---|---|---|
| IH-ST-6407-04-04 | 1/4" ORB (7/16-20) | 1/4" ORB (7/16-20) | 14.3 | 4.4 | 37.3 |
| IH-ST-6407-06-06 | 3/8" ORB (9/16-18) | 3/8" ORB (9/16-18) | 17.5 | 7.5 | 39.6 |
| IH-ST-6407-08-08 | 1/2" ORB (3/4-16) | 1/2" ORB (3/4-16) | 22.2 | 9.9 | 44.7 |
| IH-ST-6407-10-10 | 5/8" ORB (7/8-14) | 5/8" ORB (7/8-14) | 25.4 | 12.3 | 51.8 |
| IH-ST-6407-12-12 | 3/4" ORB (1-1/16-12) | 3/4" ORB (1-1/16-12) | 31.8 | 15.5 | 59.2 |
| IH-ST-6407-16-16 | 1" ORB (1-5/16-12) | 1" ORB (1-5/16-12) | 38.1 | 21.4 | 59.9 |
| IH-ST-6407-20-20 | 1-1/4" ORB (1-5/8-12) | 1-1/4" ORB (1-5/8-12) | 47.6 | 27.4 | 58.7 |
| IH-ST-6407-24-24 | 1-1/2" ORB (1-7/8-12) | 1-1/2" ORB (1-7/8-12) | 54 | 33.4 | 61.5 |
| IH-ST-6407-32-32 | 2" ORB (2-1/2-12) | 2" ORB (2-1/2-12) | 69.8 | 45.2 | 65.8 |
End 1 — Thread or flange nominal size at this end, exactly as the manufacturer prints it. End 2 — Thread or flange nominal size at this end, exactly as the manufacturer prints it. Y — Hex across flats — printed "Y HEX" on the manufacturer drawing. D — Dimension D on the manufacturer dimension drawing. L — Dimension L on the manufacturer dimension drawing. Ask us for the dimension drawing if you need it stamped.
Every size is available in 316 stainless steel on request — add “-SS” to the part number when you enquire.
What is it made from?▾
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Shipped worldwide from our Dubai warehouse. Transit, routes and documentation for 126 destinations
The same part, in the designations used across European and Gulf trade catalogues.
- de
- O-Ring Boss (ORB) Außengewinde mit O-Ring Verschraubung
- fr
- mâle O-Ring Boss (ORB) avec joint torique union
- es
- macho O-Ring Boss (ORB) con junta tórica unión
- it
- maschio O-Ring Boss (ORB) con O-ring giunto
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