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THREADS:
MA1370 -4g6g
MA1370 -4h6h
  1. MATERIALS:
    • Fitting - 6AI-4V titanium per AMS4928, AMS4965 or AMS4967, 965 MPa UTS MIN.
    • Lockring: A286 cres per AMS5731 or AMS5734, 34-40 HRC.
  2. FINISH:
    • Fitting: Anodic treatment per AMS2488, Type 2.
    • Lockring: Passivate per AMS2700, Type 2 and PTFE coating (orange bright color).
Unit of Measure

Tube OD (REF)

 N/A 22.000

A Thread
MA1370
-4g6g

 N/A MJ30x1.5

B Thread
MA1370
-4h6h

 N/A MJ24x1.5

C (± .09)

 N/A 33.700

D

 N/A 20.80-21.10

E (+.20/-0)

 N/A 17.450

F (+0.15/-0.05)

 N/A 21.700

G (REF)

 N/A 27.410

H (MIN)

 N/A 24.350

K (± .20)

 N/A 23.250

L (+.50/-0)

 N/A 16.000

M (+.15/-.10)

 N/A 3.000

N (± .40)

 N/A 15.500

P (± .20)

 N/A 7.000

O-Ring Size (REF)

 N/A A0212

Adapter weight kg/100 pcs approx

 N/A 5.090

Port PS10054

 N/A PS10054-253

R (± .50)

 N/A 15.600

S (MAX)

 N/A 4.100

Porting Tool No.

 N/A RPTM253

Basic Broach Tool Impact Type

 N/A RFMOPB253

O-Ring Installation Tool Number

 N/A ORTM2415

Combination Wrench and Drive Tool

 N/A RFM253-3015DW

Lockring Removal Tool Number

 N/A RFM253LPDE

N/A ENGINEERING INFORMATION:
a. THESE PARTS ARE PRIMARILY DESIGNED FOR USE IN 56000 kPa HYDRAULIC WORKING PRESSURE SYSTEMS (168000 KPa BURST PRESSURE) 200° C MAX TEMPERATURE.
b. THESE PARTS PROVIDE SEMI-PERMANENT MALE ADAPTER INSTALLATIONS IN VALVE AND CYLINDER BODIES, MANIFOLDS ETC. WITH 140000 kPa SHEAR STRENGTH MINIMUM.
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 TSB85-0220.
e. "R" AND "S" STAND-OFF DIMENSIONS ARE FOR DESIGN PURPOSES ONLY. DO NOT USE AS INSTALLATION DATA.
f. THIS DIMENSION MEETS THE MINIMUM REQUIREMENTS OF AECMA STANDARD EN2604.
g. O-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
2. LOCKRING RETAINED ON ADAPTER BY CONTROLLED INTERFERENCE FIT. THREE TEETH, APPROX 120° APART, REMOVED FROM THE LOCKRING EXTERNAL SERRATION FOR 56000 kPa IDENTIFICATION PURPOSE.
3. SEALING SURFACE: NO VISIBLE DEFECTS. TO BE PROTECTED FOR SHIPMENT. TAKE CARE IN HANDLING.
4. THIS PART IS USED IN CONJUNCTION WITH AN O-RING. O-RING SIZE PER MA2010 (IS03601/I SERIES A).
5. ALL INTERIOR PACKAGES SHALL BE MARKED PER AS478, METHOD 35 D AND SHALL ALSO BE DURABLY MARKED WITH THE COMPLETE HFS PART NUMBER.
6. SURFACE ROUGHNESS: MACHINED SURFACES SHALL BE SMOOTH TO 3.2 MICROMETER Ra, EXCEPT SERRATION 6.3 MICROMETER Ra AND SEALING SURFACES 1.6 MICROMETER Ra PER ASME B46.1.