Howmet Fastening Systems
Howmet Fastening Systems
Phone: Sales +1 800 992 4444
Technical Support +1 310 784 6409
Email: HFSTechSupport@howmet.com
Website: www.hfs.howmet.com
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  1. MATERIALS:
    • Fitting: 6AI-4V titanium per AMS4928, AMS4965 or AMS4967, 130 KSI UTS MIN.
    • Lockring A286 cres per AMS5731, AMS5732, AMS5734 or AMS5737, 34-40 HRC.
  2. FINISH:
    • Fitting: Anodic treatment per AMS2488, Type 2.
    • Lockring: Passivate per AMS2700, Type 2.
Unit of Measure

Specifications

Tube OD (REF)

 N/A 0.250

A Thread AS8879 Class-3A

 N/A 0.4375-24 UNJS

B Thread AS8879 Class-3A

 N/A 1.3125-18 UNJEF

C (± .005)

 N/A 1.782

D (± .005)

 N/A 1.057

E (+.005/-.002)

 N/A 1.225

F (MIN)

 N/A 1.379

G (REF)

 N/A 1.466

H (+.010/-.005)

 N/A 0.751

J (+.000/-.015)

 N/A 0.569

K (+.010/-.005)

 N/A 0.157

L (± .007)

 N/A 0.240

M

 N/A 0.184-0.190

O-Ring Size (REF)

 N/A AS568-123

N (MAX)

 N/A 0.140

P (± .020)

 N/A 0.544

System operation pressure (MAX)

 N/A 4000

HFS port PS10035

 N/A PS10035-20

Porting Tool No.

 N/A RPT20

O-Ring Installation Tool Number

 N/A ORT1312

Lockring Drive Tool Part Number

 N/A RF9820DEK

Tools

Wrench Part Number

 N/A RF6920W

Engineering information

N/A ENGINEERING INFORMATION:
a. THESE PARTS ARE PRIMARILY DESIGNED FOR USE IN 4000 AND 5000 PSIG HYDRAULIC WORKING PRESSURE SYSTEMS (MEETING PERFORMANCE REQUIREMENTS OF AS85421, TYPE II OR AS85720, TYPE II, SEE SPECIFICATIONS) COMPATIBLE WITH TITANIUM.
b. THESE PARTS PROVIDE SEMI-PERMANENT MALE ADAPTER INSTALLATIONS IN VALVE AND CYLINDER BODIES, MANIFOLD ETC...
c. SERRATED LOCKRING PREVENTS ROTATION WHEN MATING LINES ARE ATTACHED OR REMOVED.

Installation information

N/A INSTALLATION INFORMATION:
d. ADAPTERS TO BE INSTALLED AND REMOVED PER METHOD DESCRIBED IN HFS RF5000 SERIES CATALOG.
e. "N" AND "P" STAND-OFF DIMENSIONS ARE FOR DESIGN PURPOSES ONLY. DO NOT USE AS INSTALLATION DATA.
f. O-RINGS MUST BE SPECIFIED SEPARATELY AND SHALL BE SELECTED BASED ON SYSTEM FLUID AND TEMPERATURE AND ARE NOT SUPPLIED BY HFS.

Notes

N/A NOTES: UNLESS OTHERWISE SPECIFIED
3. LOCKRING RETAINED ON ADAPTER BY CONTROLLED INTERFERENCE FIT. LOCKRING CAPTIVATED .005-.015 FROM FLANGE CHAMFER.
4. SEALING SURFACE: NO VISIBLE DEFECTS. TO BE PROTECTED FOR SHIPMENT. TAKE CARE IN HANDLING.
5. THIS PART IS USED IN CONJUNCTION WITH AN O-RING. O-RING SIZE PER AS568.
6. FITTING TUBE END PER AS85421/1 AND AS85720/1 FOR TUBE SIZE SPECIFIED EXCEPT FLOW HOLE DIA.
7. THREAD CHAMFER ANGLES: 45°±5°, 4 PLACES.
8. IDENTIFICATION:

  • MARK AT LOCATION AS SHOWN PER AS478, METHOD 2 OR 15, MANUFACTURER'S NAME, TRADEMARK OR CAGE CODE.
  • BAG AND TAG PER AS478 METHOD 35D. MANUFACTURER'S NAME, TRADEMARK OR CAGE CODE, AS4383 PART NUMBER IF APPLICABLE, HFS PART NUMBER.

    9. ALL. MACHINED SURFACES SHALL BE SMOOTH TO 125 MICROINCHES Ra, SERRATION 250 MICROINCHES Ra AND SEALING SURFACES 63 MICROINCHES Ra PER ASME B46.1
    10. BREAK EDGES .003-.015.
    11. PROCUREMENT SPECIFICATION: AS85421 AND AS85720 EXCEPT AS SPECIFIED ON THIS CATALOG.