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THREAD: AS8879 Class-3A
  1. MATERIALS:
    • Fitting: 6AI-4V titanium per AMS4965 or AMS4967, 140 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 and PTFE coating.
Unit of Measure

SAE Ident. Number

 N/A AS4200-04

Tube OD (REF)

 N/A 0.250

A Thread
MIL-S-8879
CLASS-3A

 N/A 0.4375-24 UNJS

B Thread
MIL-S-8879
CLASS-3A

 N/A 0.3125-24 UNJF

C (± .005)

 N/A 0.514

D

 N/A 0.184-0.194

E (± .005)

 N/A 0.143

F (+.005/-.002)

 N/A 0.239

G (MIN)

 N/A 0.331

H (REF)

 N/A 0.400

J (+.010/-.005)

 N/A 0.569

K (+.000/-.015)

 N/A 0.378

L (+.000/-.005)

 N/A 0.125

M (±.007)

 N/A 0.192

O-Ring Size (REF)

 N/A AS568-010

Adapter Weight (LBS/100 PCS Approx)

 N/A 1.429

Port PS10048

 N/A PS10048-04

N (MAX)

 N/A 0.124

P (± .020)

 N/A 0.404

Porting Tool No.

 N/A RPT04

Basic Broach Tool Impact Type

 N/A RFOPB5004

O-Ring Installation Tool Number

 N/A ORT312

Combination Wrench and Drive Tool

 N/A RF5004DW

N/A ENGINEERING INFORMATION:
a. THESE PARTS ARE PRIMARILY DESIGNED FOR USE IN 8000 PSI HYDRAULIC WORKING PRESSURE SYSTEMS (-65°F TO +450°F, DEPENDING ON THE TYPE OF O-RING SELECTED)
(SAE PROCUREMENT SPECIFICATION AS85720 TY III) COMPATIBLE WITH TITANIUM.
b. THESE PARTS PROVIDE SEMI-PERMANENT MALE ADAPTER INSTALLATIONS IN VALVE AND CYLINDER BODIES, MANIFOLDS ETC...
c. SERRATED LOCKRING PREVENTS ROTATION WHEN MATING LINES ARE ATTACHED OR REMOVED.

N/A INSTALLATION INFORMATION:
d. ADAPTERS TO BE INSTALLED AND REMOVED PER HFS TECHNICAL SALES BULLETIN TSB87-0604 OR SAE STANDARD AS4202.
e. "N" AND "P" STAND-OFF DIMENSIONS ARE FOR DESIGN PURPOSES ONLY. DO NOT USE AS INSTALLATION DATA.
f. THIS DIMENSION MEETS THE MINIMUM REQUIREMENTS OF SAE SPECIFICATION AS85720/1 EXCEPT SIZES -02, -13, -15 AND -24 PER RESISTOFLEX DRAWING R44090DS.
g. 0-RINGS MUST BE SPECIFIED SEPARATELY AND SHALL BE SELECTED BASED ON SYSTEM FLUID AND TEMPERATURE AND ARE NOT SUPPLIED BY HFS.

N/A NOTES: UNLESS OTHERWISE SPECIFIED
3. LOCKRING RETAINED ON ADAPTER BY CONTROLLED INTERFERENCE FIT. FOUR TEETH, APPROX 90° APART, REMOVED FROM THE LOCKRING EXTERNAL SERRATION FOR 8000 PSI IDENTIFICATION PURPOSES.
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. IDENTIFICATION:

  • MARK AT LOCATION 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, AS1986 PART NUMBER IF APPLICALE HFS PART NUMBER.

    7. ALL MACHINED SURFACES SHALL BE SMOOTH TO 125 MICROINCHES Ra, SERRATION 250 MICROINCHES Ra AND SEALING SURFACES 63 MICROINCHES Ra PER ASME B46.1.
    8. SIZES -02, -13, -15 AND -24 TUBE END CONFIGURATION PER RESISTOFLEX DRAWING R44090DS.