FLUID POWER Steel, Stainless & Malleable Fittings 3
ADAPTERS — STEEL FLAT FACE O-RING
• Typical Applications: High pressure hydraulic, pneumatic and chemical processing. • Pressure: Operating pressure to 6,000 psi (1-1/4” and 1-1/2” maximum 4,000 psi). See thread chart. • Sealing Method: O-Ring. • Vibration: Excellent resistance. • Material: Steel.
• Plating: All fittings are zinc plated, except braze parts with are oil dipped. • Used With: Steel tubing (tubing for brazing must be non-coated). • Advantages: Tubing is brazed for permanent leakproof connection. • Conformance: Meets SAE J1453.
Thread “A”
Braze
Tube O.D. Thread Max PSI
1/4
3/8
1/2
5/8 1-14 6000
3/4
1
1-1/4 4000 1-11/16-12
1-1/2 2-12 4000
9/16-18 6000
11/16-16 6000
13/16-16
1-3/16-12
1-7/16-12
6000
6000
6000
L
L
D
FLAT FACE O-RING TO MALE PIPE
CAP
C
C
Tube O.D.
Hex
Equivalent Danfoss No.
Male Pipe Thread
Part No.
Tube O.D.
Hex C D L
Equivalent Danfoss No.
C L
Part No.
682.4.4 682.4.6 682.4.8 682.4.10 682.4.12 682.4.16 682.4.20
1/4 3/8 1/2 5/8 3/4
5/8
.34
4129X4 4129X6 4129X8 4129X10 4129X12 4129X16 4129X20
13/16 .37 15/16 .47 1-1/8 .47 1-3/8 .53 1-5/8 .59
682.7.66 682.7.8 682.7.88 682.7.10 682.7.128 682.7.12
3/8 3/8 3/4 .2641.30 4205X6X6 1/2 3/8 7/8 .3781.38 4205X8 1/2 1/2 7/8 .3781.64 4205X8X8 5/8 1/2 1-1/16 .4841.75 4205X10 3/4 1/2 1-1/4 .6091.87 4205X12X8 3/4 3/4 1-1/4 .6091.87 4205X12
1
1-1/4 1-7/8 .59
1 1-3/8 .6092.06 4205X12X16 682.7.1216
3/4
L
L
D
D
D1
7
FLAT FACE O-RING UNION
C
FLAT FACE O-RING PLUG
C
Tube OD
Tube OD
Hex C D D1 L
Equivalent Danfoss No.
Tube O.D.
Hex C D L 5/8 .172 .659 3/4 .264 .751 7/8 .378 .869 1-1/16 .4841.020 1-1/4 .6091.080 1-1/2 .8121.100
Equivalent Danfoss No.
Part No.
Part No.
682.5.4 682.5.6 682.5.8 682.5.10 682.5.12 682.5.16 682.5.20
1/4 3/8 1/2 5/8 3/4
4229X4 4229X6 4229X8 4229X10 4229X12 4229X16 4229X20
682.13.44 682.13.66 682.13.88
1/4 1/4 5/8 .172 .172 1.08 4305X4 3/8 3/8 1-1/4 .609 .609 1.86 4305x6 1/2 1/2 7/8 .378 .378 1.39 4305X8 5/8 5/8 1-1/16 .484 .484 1.68 4305X10 3/4 3/4 1-1/4 .609 .609 1.86 4305X12
682.13.1010 682.13.1212
1
1-1/4 1-3/4 1.026 1.100
O-RINGS — FLAT FACE O-RING ADAPTERS
REPLACEMENT O-RING (FOR FLAT FACE)
Tube O.D.
Equivalent Danfoss No.
W I.D.
Part No.
682.10.4 682.10.6 682.10.8 682.10.10 682.10.12 682.10.16 682.10.20 682.10.24
1/4 3/8 1/2 5/8 3/4
.070 .070 .070 .070 .070 .070 .070 .070
.301 .364 .489 .614 .739 .926 1.176 1.489
4629X4 4629X6 4629X8 4629X10 4629X12 4629X16 4629X20 4629X24
1
1-1/4 1-1/2
Material: Buna N 90 Durometer Temperature Range: –40°F to +275°F
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