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THREAD: MIL-S-8879 Class-3B
  1. MATERIAL:
    • Insert And Lockring: Cres, A286 per AMS5731, AMS5734 or AMS5737.
  2. HEAT TREAT:
    • Insert: 140 KSI UTS min.
    • Lockring: 34-40 HRC.
  3. FINISH:
    • Insert And Lockring: Passivate per AMS2700, Type 2.
Unit of Measure

(Tube OD)

 N/A 0.250

Insert Number

 N/A RF9504-504

SAE Ident. Number

 N/A AS3078-04

Insert weight lb/100 pcs approx

 N/A 2.85

Lockring Part Number

 N/A RLT9504-24

Lockring weight lb/100 pcs approx

 N/A 0.77

A Thread AS8879 Class-3B

 N/A 0.4375-20 UNJF

B Thread AS8879 Class-3A

 N/A 0.5625-24 UNJEF

C (MAX)

 N/A 0.748

D (+.005/-.002)

 N/A 0.503

E (±.003)

 N/A 0.599

F (MIN)

 N/A 0.728

G (+.010/-.004)

 N/A 0.047

H (± .010)

 N/A 0.777

J (+.010/-.005)

 N/A 0.082

K (± .015)

 N/A 0.364

L (± .010)

 N/A 0.890

M (MAX)

 N/A 0.755

O-Ring Size (REF)

 N/A AS568-014

Port number HFS

 N/A PS10040-04

Port number SAE IDENT No.

 N/A AS1958-04

N

 N/A 0.565

P (+.000/-.045)

 N/A 0.255

Porting Tool No.

 N/A RPT9504

O-Ring Installation Tool Number

 N/A ORT95-562

Combination Wrench and Drive Tool

 N/A RF8504WA

Lockring Drive Tool Part Number

 N/A RF9504DA

Locking Removal Tool

 N/A RF9504LPD

N/A UNLESS OTHERWISE SPECIFIED
1. INSERT INTERNAL CONFIGURATION,"A" THREAD AND "F" DIAMETER PER AS5502.
2. SEALING SURFACE: NO VISIBLE DEFECTS. TO BE PROTECTED FOR SHIPMENT.
3. O-RING NUMBER FOR SIZE REFERENCE ONLY AND IS NOT SUPPLIED BY HFS.
4. FOR INSTALLATION AND REMOVAL INSTRUCTIONS REFER TO HFS RF9500 SERIES CATALOG OR SAE AS1959.
5. MAXIMUM INSERT INSTALLATION DEPTH OR MINIMUM RECOMMENDED PARENT MATERIAL THICKNESS.
6. ALL MACHINED SURFACES SHALL BE SMOOTH TO 125 MICROINCHES Ra MAX, SEALING SURFACES 63 MICROINCHES Ra MAX PER ANSI/ASME B46.1.
10. DIMENSION "P" IS FOR DESIGN PURPOSE ONLY. DO NOT USE AS INSTALLATION DATA.
11. FLUORESCENT PENETRANT INSPECTION PER AMS2645 AND AS3071.
12. FOR INSTALLATION INTO HARD MATERIALS, CONTACT HFS ENGINEERING DEPARTMENT.