Parker BL | O-Ring Face Seal Tube Nuts | Seal-Lok

 Parker BL - ORFS tube nut

 

ORFS Tube Nut

Part #: BL
Manufacturer: Parker
Meets or exceeds: SAE 520110

ORFS

 

TUBE
FITTING
PART #

END
SIZE
(in.)

T6
UNF/UNF-2B

B
HEX
(in.)

C
(in.)

G
(in.)

Material

-S

-SS

4 BL

1/4

9/16 - 18

11/16

0.410

0.59

5 BL

5/16

5/8 - 18

3/4

0.470

0.63

6 BL

3/8

11/16 - 16

13/16

0.530

0.67

8 BL

1/2

13/16 - 16

15/16

0.650

0.79

10 BL

5/8

1 - 14

1 1/8

0.830

0.94

12 BL

3/4

1 3/16 - 12

1 3/8

0.950

1.04

12-14 BL

7/8

1 3/16 - 12

1 3/8

0.990

1.20

14 BL

7/8

1 5/16 - 12

1 1/2

1.075

1.04

16 BL

1

1 7/16 - 12

1 5/8

1.150

1.08

20 BL

1 1/4

1 11/16 - 12

1 7/8

1.420

1.08

24 BL

1 1/2

2 - 12

2 1/4

1.730

1.08

32 BL*

2

2 1/2 - 12

2 7/8

2.220

1.30

* Sizes 14 and 32 are not included in SAE J1453.
** These tube nuts should not be exposed to annealing temperatures, such as furnace brazing.

Stainless steel tube nuts are prelubricated for ease of assembly.

 

 

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