Stainless Steel ORFS Bulkhead Locknut
Stainless Steel ORFS Bulkhead Locknut in stainless steel, forged. 8 part numbers, 1/4" to 1-1/2"; the size table gives the size and dimensions in millimetres for every Indus part number.
Key features
- Body Configuration: bulkhead locknut
- Port A Thread: O-ring face seal (ORFS), 1/4" to 1-1/2" (9/16-18 to 2-12)
- Port A Sealing: flat face sealed by an O-ring in a groove on the male face
- Nominal Size Range: 1/4" to 1-1/2"
- Body Configuration
- bulkhead locknut
- Port A Thread
- O-ring face seal (ORFS), 1/4" to 1-1/2" (9/16-18 to 2-12)
- Port A Sealing
- flat face sealed by an O-ring in a groove on the male face
Product description
The Stainless Steel ORFS Bulkhead Locknut is a bulkhead locknut in stainless steel, forged from one piece. It carries a O-ring face seal (ORFS) female end. Stainless steel is chosen where corrosion rules out zinc-plated carbon steel: offshore and marine lines, chemical, fertiliser and petroleum plant, and food, beverage and pharmaceutical process equipment.
Construction
- Body: bulkhead locknut
- End 1: O-ring face seal (ORFS) female swivel
- Material: stainless steel, forged
Ends and sealing
- O-ring face seal (ORFS): flat face sealed by an O-ring in a groove on the male face; SAE J1453 / ISO 8434-3.
Sizes
8 part numbers, 1/4" to 1-1/2". The Sizes & Part Numbers tab lists the size and dimensions in millimetres for every one.
- End 1: 1/4" ORFS (9/16-18) to 1-1/2" ORFS (2-12)
Pressure rating
The manufacturer publishes no pressure rating for this family. Tell us the working pressure your line sees and we will confirm the fitting is rated for it before you order.
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 the material, and Indus engineering will confirm the part number. Price and lead time are confirmed with the quotation.
Identification
| Parameter | Value |
|---|---|
| Body Configuration | bulkhead locknut |
Port A
| Parameter | Value |
|---|---|
| Port A Thread | O-ring face seal (ORFS), 1/4" to 1-1/2" (9/16-18 to 2-12) |
| Port A Sealing | flat face sealed by an O-ring in a groove on the male face |
| Port A Gender | female-swivel |
Dimensions
| Parameter | Value |
|---|---|
| Nominal Size Range | 1/4" to 1-1/2" |
Construction
| Parameter | Value |
|---|---|
| Material | stainless steel, forged |
Compliance
| Parameter | Value |
|---|---|
| Applicable Standards | SAE J1453, ISO 8434-3, SAE J5143 |
Shipping & lead time
Sizes & part numbers
8 sizes| Indus part no. | Thread | Y (mm) | L (mm) |
|---|---|---|---|
| IH-SS-FS306-04 | 1/4" ORFS (9/16-18) | 20.7 | 7 |
| IH-SS-FS306-06 | 3/8" ORFS (11/16-16) | 25.4 | 8 |
| IH-SS-FS306-08 | 1/2" ORFS (13/16-16) | 28.6 | 9 |
| IH-SS-FS306-10 | 5/8" ORFS (1-14) | 33.4 | 10.5 |
| IH-SS-FS306-12 | 3/4" ORFS (1-3/16-12) | 38.1 | 10.5 |
| IH-SS-FS306-16 | 1" ORFS (1-7/16-12) | 44.4 | 10.5 |
| IH-SS-FS306-20 | 1-1/4" ORFS (1-11/16-12) | — | — |
| IH-SS-FS306-24 | 1-1/2" ORFS (2-12) | 60.3 | 10.5 |
Y — Hex across flats — printed "Y HEX" on the manufacturer 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?▾
Which sizes are available?▾
What pressure is it rated to?▾
How does it seal?▾
What is the lead time?▾
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
- ORFS Innengewinde mit O-Ring flachdichtend Kontermutter
- fr
- femelle ORFS siège plat avec joint torique contre-écrou
- es
- hembra ORFS con junta tórica asiento plano contratuerca
- it
- femmina ORFS sede piana con O-ring controdado
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