Female Nut

Specification

  • Pressure Ratings comply with calculations in accordance with ANSI code for Pressure Piping B31.3,Process Piping
  • Working Pressure ratings determined at room temperature with gasket materials shown.
  • Plating :
    Female nuts are plated with silver. Chemical processes used for cleaning, electropolishing, and passivation may remove plating.
    Damaged or removed plating may cause thread galling, damage of fitting components and prevention of a proper seal.
  • Packing :
    Packing is performed in cleaning room (Class 10/1000) All Products are double packed.
    Metal seal fittings of both BA and EP fittngs are covered with blue and yellow caps respectively
  • Cleaning :
    – Passivation in Nitric environment
    – Ultra-sonic cleaning with minimum 18MΩ of D.I water after passivation
  • Testing :
    – Helium leak rate of 1 x 10-9 torr.l/sec
    – International Standard, SEMI SPEC F1-96

Materials

 

Material

Designator

Specification

Gland

Bodies

SUS316L Single Melt (VOD)

S/M

ASTM A276

ASTM SA 479

SUS316L Double Melt (VAR)

D/M

Gasket

SUS316L

316L

ASTM A167

Nickel

Ni

ASTM B162

Nut

SUS316 / 316L

316/316L

ASTM A276

SUS304

304

ASTM A 493 / JIS G 4318

Temperature Ratings

Type

Material

Temperature, °F (℃)

Fitting

SUS316L Single Melt (VOD)

1000 (537)

SUS316L Double Melt (VAR)

Gasket

SUS316L

1000 (537)

Nickel

40 (204)

Internal Surface Finish Levels

Designator

Surface Finish (Ry)

Surface Finish (Ra)

Maximum

Maximum

BA

3.0 ㎛

10 μinch

EP

0.7 ㎛

5 μinch

Ordering Information

A

ASFLOW

C

Classifications

FN

Product

04

Size

Brand

Classifications

Product

Size

ASFLOW

C

Clean Fittings

FN

Female Nut

02

1/8”

6M

6 ㎜

         

04

1/4”

8M

8 ㎜

         

06

3/8”

10M

10 ㎜

         

08

1/2”

12M

12 ㎜

         

10

5/8”

18M

18 ㎜

         

12

3/4”

   

Dimension

Ordering No.

Head Size

ID

A

(㎜)

F

(Hex Flat)

(㎜)

M

AC-FN02

1/8″

5.30

13.50

11.11

5/16-24UNF

AC-FN04

1/4″

9.10

20.75

19.05

9/16-18UNF

AC-FN08

1/2″

15.50

22.50

26.90

7/8-14UNF

AC-FN12

3/4″

22.60

28.50

38.10

1 1/4-18UNEF

AC-FN16

1″

30.50

34.00

44.50

1 1/2-20UN

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