Howmet Fastening Systems
Howmet Fastening Systems
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Website: www.hfs.howmet.com
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THREAD: AS8879 Class-3A
  1. MATERIALS:
    • Fitting: 6Al-4V Titanium per AMS4965, 130 KSI UTS min.
    • Lockring: A286 Cres per AMS5731 or AMS5737, 34-40 HRC.
  2. FINISH:
    • Fitting: anodic treatment per AMS2488, type 2.
    • Lockring: passivate per AMS2700, type 2 and PTFE coating (color: white).
Unit of Measure

Specifications

SAE Part Number

 N/A AS5865-24-20

Tube OD

 N/A 1.250 Inch

A Thread AS8879 Class-3A

 N/A 1.6250-16 UNJ Inch

B Thread AS8879 Class-3A

 N/A 1.6250-18 UNJEF Inch

C Dia. (± .005)

 N/A 2.031 Inch

D Diameter

 N/A 1.244-1.250 Inch

E Dia. (+.005/-.002)

 N/A 1.502 Inch

F Dia. Min

 N/A 1.656 Inch

G Dia.

 N/A 1.768 Inch

H( ± .007)

 N/A 0.240 Inch

J (+.010/-.005)

 N/A 0.157 Inch

K( ± .005)

 N/A 1.187 Inch

M No. of Teeth

 N/A 81

O-Ring Size

 N/A AS568-128

Weight

 N/A 0.3168 lb/ea

HFS port PS10035

 N/A PS10035-24

SAE Port AS5551

 N/A AS5551-24

P Max

 N/A 0.140 Inch

R( ± .0175)

 N/A 0.980 Inch

Porting Tool No.

 N/A RPT24

Chip Removal Tool Number

 N/A RF24CRP

Broach Tool Non-Impact Type Number

 N/A RFOPB5024HDB

O-Ring Installation Tool Number

 N/A ORT1625

Drive Wrench Number

 N/A RF6924W

Lockring Drive Tool Part Number

 N/A RF9824DEK

Lockring Removal Tool Number

 N/A RF24LPDE

Engineering information

N/A

  1. Adapters are primarily designed for use in 5080 psi hydraulic working pressure systems (ref: SAE Spec AS5000) compatible with titanium.
  2. These parts provide semi-permanent male adapter Installations in valve and cylinder bodies, Manifolds etc…
  3. Serrated lockring prevents rotation when mating lines are attached or removed.

Installation information

N/A

  1. Adapters to be installed and removed per SAE AS5551.
  2. “P” and “R” stand-off dimensions are for design purposes only. Do not use as installation data.
  3. O-rings must be specified separately and shall be selected based on system fluid and temperature and are not supplied by HFS.
  4. Coupling nuts used with this adapter must have threads in accordance with AS8879.

Notes

N/A Unless otherwise specified

  1. Lockring retained on adapter by controlled interference fit.
  2. Sealing surface: no visible defects. To be protected for shipment. Take care in handling.
  3. Adapters are used in conjunction with an O-ring. O-ring size per AS568 (compound NAS1613).
  4. Identification:
      a. Mark at location shown per AS478, method 2 or 15, manufacturer’s name, trademark or cage code.
      b. Bag and tag per AS478, method 35D. Manufacturer’s name, trademark or cage code, customer part number if applicable, HFS part number and lot number.
  5. All machined surfaces shall be smooth to 125 microinches Ra, serration 250 microinches Ra and sealing surfaces 63 microinches Ra per ASME B46.1.
  6. Protective individual packaging mandatory.
  7. Procurement specification: SAE AS5000 except as specified on this standard.