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Aerospace Fittings

The standard fitting material is CRES. Titanium is also available for weight savings.
Airframe
Fuel
Hydraulic High Pressure Pump System
Landing Gear Hydraulic Refraction Jacks or Brake System
Space
Thrust Reverser Door Actuators

R160 (240 Series) Straight Flared Fittings

R160 (240 Series) Fittings
Hose Size Part Number Nut Thread Size
(T)
Nut Engagement Length
(A)
Reach Max
(B)
Nut Size
(C)
Collar Hex Size
(D)
4 Y40004-72 7/16-20 9.4 33 14.3 17.5
6 Y40006-72 9/16-18 9.5 37.3 17.5 20.3
8 Y40008-72 3/4-16 11.1 40.9 22.2 24.6
10 Y40010-72 7/8-14 13.1 42.4 25.4 27.9
12 Y40012-72 1-1/16-12 14.3 48.5 31.8 35.1
16 Y40016-72 1-5/16-12 15.7 57.2 38.1 42.2
20 Y40020-72 1-5/8-12 15.7 71.40000000000001 46 52.3
24 Y40024-72 1-7/8-12 19.4 80.5 54 62.5

R160 (240 Series) 45° Elbow Flared Fittings

R160 (240 Series) Fittings
Hose Size Part Number Nut Thread Size
(T)
Nut Engagement Length
(A)
Reach Max
(B)
Nut Size
(C)
Collar Hex Size
(D)
Drop
(E)
Weight
(Grams) CRES
4 Y40104-72 7/16-20 9.4 49 14.3 17.5 8.800000000000001 30
6 Y40106-72 9/16-18 9.5 52.6 17.5 20.3 12 46
8 Y40108-72 3/4-16 11.1 58.9 22.2 24.6 14.5 77.5
10 Y40110-72 7/8-14 13.1 65 25.4 27.9 16.3 104.5
12 Y40112-72 1-1/16-12 14.3 75.90000000000001 31.8 35.1 17.3 186
16 Y40116-72 1-5/16-12 15.7 95.3 38.1 42.2 20.1 310

R160 (240 Series) 90° Elbow Flared Fittings

R160 (240 Series) Fittings
Hose Size Part Number Nut Thread Size
(T)
Nut Engagement Length
(A)
Reach Max
(B)
Nut Size
(C)
Collar Hex Size
(D)
Drop
(E)
Weight
(Grams) CRES
4 Y40204-72 7/16-20 9.4 38.9 14.3 17.5 16.3 30
6 Y40206-72 9/16-18 9.5 46.7 17.5 20.3 22.6 48
8 Y40208-72 3/4-16 11.1 52.1 22.2 24.6 28.1 82.5
10 Y40210-72 7/8-14 13.1 61.2 25.4 27.9 32.5 114
12 Y40212-72 1-1/16-12 14.3 70.40000000000001 31.8 35.1 35.7 201
16 Y40216-72 1-5/16-12 15.7 85.09999999999999 38.1 42.2 46.6 338

R160 (240 Series) Straight Flared Fittings

R160 (240 Series) Fittings
Hose Size Part Number Nut Thread Size
(T)
Nut Engagement Length
(A)
Reach Max
(B)
Nut Size
(C)
Collar Hex Size
(D)
4 Y40004-72 7/16-20 0.372 1.3 0.5620000000000001 0.6899999999999999
6 Y40006-72 9/16-18 0.375 1.47 0.6879999999999999 0.8
8 Y40008-72 3/4-16 0.438 1.61 0.875 0.97
10 Y40010-72 7/8-14 0.515 1.67 1 1.1
12 Y40012-72 1-1/16-12 0.5620000000000001 1.91 1.25 1.38
16 Y40016-72 1-5/16-12 0.62 2.25 1.5 1.66
20 Y40020-72 1-5/8-12 0.62 2.81 1.812 1.06
24 Y40024-72 1-7/8-12 0.765 3.17 2.125 2.46

R160 (240 Series) 45° Elbow Flared Fittings

R160 (240 Series) Fittings
Hose Size Part Number Nut Thread Size
(T)
Nut Engagement Length
(A)
Reach Max
(B)
Nut Size
(C)
Collar Hex Size
(D)
Drop
(E)
Weight
(LB) CRES
4 Y40104-72 7/16-20 0.372 1.93 0.5620000000000001 0.6899999999999999 0.348 0.1
6 Y40106-72 9/16-18 0.375 2.07 0.6879999999999999 0.8 0.471 0.1
8 Y40108-72 3/4-16 0.438 2.32 0.875 0.97 0.572 0.2
10 Y40110-72 7/8-14 0.515 2.56 1 1.1 0.643 0.2
12 Y40112-72 1-1/16-12 0.5620000000000001 2.99 1.25 1.38 0.68 0.4
16 Y40116-72 1-5/16-12 0.62 3.75 1.5 1.66 0.79 0.7

R160 (240 Series) 90° Elbow Flared Fittings

R160 (240 Series) Fittings
Hose Size Part Number Nut Thread Size
(T)
Nut Engagement Length
(A)
Reach Max
(B)
Nut Size
(C)
Collar Hex Size
(D)
Drop
(E)
Weight
(LB) CRES
4 Y40204-72 7/16-20 0.372 1.53 0.5620000000000001 0.6899999999999999 0.642 0.1
6 Y40206-72 9/16-18 0.375 1.84 0.6879999999999999 0.8 0.89 0.1
8 Y40208-72 3/4-16 0.438 2.05 0.875 0.97 1.107 0.2
10 Y40210-72 7/8-14 0.515 2.41 1 1.1 1.281 0.3
12 Y40212-72 1-1/16-12 0.5620000000000001 2.77 1.25 1.38 1.405 0.4
16 Y40216-72 1-5/16-12 0.62 3.35 1.5 1.66 1.833 0.7

R162 (250 Series) Straight Flareless Fittings

R160 (240 Series) Fittings
Hose Size Part Number Nut Thread Size
(T)
Nut Engagement Length
(A)
Reach Max
(B)
Nut Size
(C)
Collar Hex Size
(D)
Drop
(E)
Gage Point
(F)
Weight
(LB) CRES
4 Y40404-72 7/16-20 0.32 1.36 0.5620000000000001 .690 NA 0.155 0.1
                   

R162 (250 Series) 45° Elbow Flareless Fittings

R160 (240 Series) Fittings
Hose Size Part Number Nut Thread Size
(T)
Nut Engagement Length
(A)
Reach Max
(B)
Nut Size
(C)
Collar Hex Size
(D)
Drop
(E)
Gage Point
(F)
Weight
(LB) CRES
4 Y40504-72 7/16-20 0.32 1.95 0.5620000000000001 .690 0.419 0.11 0.1
                   

R162 (250 Series) 90° Elbow Flareless Fittings

R160 (240 Series) Fittings
Hose Size Part Number Nut Thread Size
(T)
Nut Engagement Length
(A)
Reach Max
(B)
Nut Size
(C)
Collar Hex Size
(D)
Drop
(E)
Gage Point
(F)
Weight
(LB) CRES
4 Y40604-72 7/16-20 0.32 1.47 0.5620000000000001 .690 0.774 0.155 0.1
                   

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