Air Line Fittings

Air Line Fittings

Quality air and brake line connectors and fittings for Heavy Duty trucks. Brass and nylon tube fittings.

View All Air Line Fittings

Found 321 Matching Products
Filter the list of Matching Products by selecting any of these options:
  1. Tube Fittings
  2. Pipe Fitting
  3. Hose Fittings
  1. Valves
  2. Adapter Fitting
  3. Quick Disconnect
  1. Air Fittings
  1. Adapters
  2. Bulkhead Union
  3. Bushings
  4. Caps
  5. Compression Nut
  1. Compression Sleeve
  2. Coupling Nut
  3. Couplings
  4. Elbow
  5. Elbow Adapter
  1. Elbow Union
  2. Elbows
  3. Hose Mender
  4. Hose Sleeve
  5. Hose to Pipe Connector
  1. Nipples
  2. Plugs
  3. Straight Adapter
  4. Straight Union
  5. Swivel Adapter
  1. Swivel Connector
  2. Tee Adapter
  3. Tee Union
  4. Tees
  5. Tube Insert
  1. Tube Nut
  2. Tube Sleeve
  3. Unions
  1. 1-1/2 inches
  2. 2 inches
  1. 1-11/16 inches
  2. 1-29/32 inches
  1. 1-3/8 inches
  2. 1-5/16 inches
  1. 15/16 inches
  2. 2-7/8 inches
  1. 1/2-20 Male
  1. 3/4-16 Male
  1. 3/4-20
  1. 5/8-18 Male
  1. 7/8-20
  1. Mack
  1. Brass
  1. Steel
  1. 45 Degree
  1. 90 Degree
  1. 1 inch
  2. 1/2 inch
  1. 1/4 inch
  2. 1/4"-18 NPTF
  1. 1/8 inch
  2. 3/4 inch
  1. 3/8 inch
  2. 3/8 inch-24
  1. 3/8"-18 NPTF
  1. 1/2 inch
  1. 1/4 inch
  1. 3/8 inch
  1. 5/8 inch
  1. Yes
  1. 1/16 inch
  2. 1/2 inch
  1. 1/2"-14 NPTF
  2. 1/4 inch
  1. 1/8 inch
  2. 3/4 inch
  1. 3/8 inch
  2. 3/8"-18 NPTF
  1. 1/8 inch
  2. 5/32 inch
  1. 3/16 inch
  2. 1/4 inch
  1. 5/16 inch
  2. 3/8 inch
  1. 1/2 inch
  2. 5/8 inch
  1. 3/4 inch
  1. 3/8 inch
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SKU BF-121-4
$1.67
$1.19

Yellow Brass Hex Head Plug. 1/4 inch male threads.   Details

2 In Stock
  • Fitting Type:Plugs
  • Male Pipe Thread:1/4 inch
  • Champion Number:121A-B
  • Coronet Number:121-4
  • Couplings Number:109XC
  • Eaton Number:3152X4
  • Flare Number:PF218-4
  • Midland Number:28201
  • Parker Number:218P-4
  • Sloan Number:SPPH-4
  • Tectran Number:121-b
  • MPN: 121-4
SKU BF-121-6
$2.62
$1.87

Yellow Brass Hex Head Plug. 3/8 inch male threads.   Details

20+ In Stock
  • Fitting Type:Plugs
  • Male Pipe Thread:3/8 inch
  • Champion Number:121A-C
  • Coronet Number: 121-6
  • Couplings Number:109XE
  • Eaton Number:3152X6
  • Flare Number:PF218-6
  • Midland Number:28202
  • Parker Number:218P-6
  • Sloan Number:SPPH-6
  • Tectran Number:121-c
  • MPN: 121-6
SKU BF-121-8
$3.95
$2.82

Yellow Brass Hex Head Plug. 1/2 inch male threads.   Details

8 In Stock
  • Fitting Type:Plugs
  • Male Pipe Thread:1/2 inch
  • Champion Number:121A-D
  • Coronet Number:121-8
  • Couplings Number:109XF
  • Eaton Number:3152X8
  • Flare Number:PF218-8
  • Midland Number:28203
  • Parker Number:218P-8
  • Sloan Number:SPPH-8
  • Tectran Number:121-d
  • MPN: 121-8
SKU BF-122-12
$9.45
$6.75

Yellow Brass Male Pipe to Male Pipe Hex Nipple. 3/4 inch male threads.   Details

2 In Stock
  • Fitting Type:Nipples
  • Male Pipe Thread:3/4 inch
  • Champion Number: 122AH-E
  • Coronet Number:122-12
  • Couplings Number:112XJ
  • Eaton Number:3325X12
  • Flare Number:PF216-12
  • Midland Number:28215
  • Parker Number:216P-12
  • Sloan Number:SPHN-12
  • Tectran Number:122-e
  • MPN: 122-12
SKU BF-122-4
$2.42
$1.73

Yellow Brass Male Pipe to Male Pipe Hex Nipple. 1/4 inch male threads.   Details

9 In Stock
  • Fitting Type:Nipples
  • Male Pipe Thread:1/4 inch
  • Champion Number:122A-B
  • Coronet Number:122-4
  • Couplings Number:112XC
  • Eaton Number:3325X4
  • Flare Number:PF216-4
  • Midland Number:28211
  • Parker Number:216P-4
  • Sloan Number:SPHN-4
  • Tectran Number:122-b
  • MPN: 122-4
SKU BF-122-6
$3.65
$2.61

Yellow Brass Male Pipe to Male Pipe Hex Nipple. 3/8 inch male threads.   Details

1 In Stock
  • Fitting Type:Nipples
  • Male Pipe Thread:3/8 inch
  • Champion Number:122A-C
  • Coronet Number:122-6
  • Couplings Number:112XE
  • Eaton Number:3326X6
  • Flare Number:PF216-6
  • Midland Number:28212
  • Parker Number:216P-6
  • Sloan Number:SPHN-6
  • Tectran Number:122-c
  • MPN: 122-6
SKU BF-122-8
$6.22
$4.44

Yellow Brass Male Pipe to Male Pipe Hex Nipple. 1/2 inch male threads.   Details

4 In Stock
  • Fitting Type:Nipples
  • Male Pipe Thread:1/2 inch
  • Champion Number:122A-D
  • Coronet Number:122-8
  • Couplings Number:112XF
  • Eaton Number:3325X8
  • Flare Number:PF216-8
  • Midland Number:28213
  • Parker Number:216P-8
  • Sloan Number:SPHN-8
  • Tectran Number:122-d
  • MPN: 122-8
SKU BF-124-12
$31.50
$15.75

Yellow Brass Female Pipe to Male Pipe 45 Degree Street Elbow.   Details

1 In Stock
  • Fitting Type:Elbows
  • Female Pipe Thread:3/4 inch
  • Male Pipe Thread:3/4 inch
  • Elbow:45 Degree
  • Champion Number:124A-F
  • Coronet Number:124-12
  • Couplings Number:124SJ
  • Eaton Number:3350X12
  • Flare Number:PF2214-12-12
  • Midland Number:28234
  • Parker Number:2214P-12-12
  • Sloan Number:S224-12
  • Tectran Number:124-d
  • MPN: 124-12
SKU BF-124-2
$4.93
$3.52

Yellow Brass Female Pipe to Male Pipe 45 Degree Street Elbow.   Details

11 In Stock
  • Fitting Type:Elbows
  • Female Pipe Thread:1/8 inch
  • Male Pipe Thread:1/8 inch
  • Elbow:45 Degree
  • Champion Number:124A-A
  • Coronet Number:124-2
  • Couplings Number:124SA
  • Eaton Number:3350X2
  • Flare Number:PF2214-2-2
  • Midland Number:28230
  • Parker Number:2214P-2-2
  • Sloan Number:S224-2
  • Tectran Number:124-a
  • MPN: 124-2
SKU BF-124-4
$6.15
$4.39

Yellow Brass Female Pipe to Male Pipe 45 Degree Street Elbow.   Details

5 In Stock
  • Fitting Type:Elbows
  • Female Pipe Thread:1/4 inch
  • Male Pipe Thread:1/4 inch
  • Elbow:45 Degree
  • Champion Number:124A-B
  • Coronet Number:124-4
  • Couplings Number:124SC
  • Eaton Number:3350X4
  • Flare Number:PF2214-4-4
  • Midland Number:28231
  • Parker Number:2214P-4-4
  • Sloan Number:S224-4
  • Tectran Number:124-b
  • MPN: 124-4
SKU BF-124-6
$7.11
$5.08

Yellow Brass Female Pipe to Male Pipe 45 Degree Street Elbow.   Details

5 In Stock
  • Fitting Type:Elbows
  • Female Pipe Thread:3/8 inch
  • Male Pipe Thread:3/8 inch
  • Elbow:45 Degree
  • Champion Number:124A-C
  • Coronet Number:124-6
  • Couplings Number:124SD
  • Eaton Number:3350X6
  • Flare Number:PF2214-46-6
  • Midland Number:28232
  • Parker Number:2214P-6-6
  • Sloan Number:S224-6
  • Tectran Number:124-c
  • MPN: 124-6
SKU BF-124-8
$12.31
$8.79

Yellow Brass Female Pipe to Male Pipe 45 Degree Street Elbow.   Details

3 In Stock
  • Fitting Type:Elbows
  • Female Pipe Thread:1/2 inch
  • Male Pipe Thread:1/2 inch
  • Elbow:45 Degree
  • Champion Number:124A-D
  • Coronet Number:124-8
  • Couplings Number:124SE
  • Eaton Number:3350X8
  • Flare Number:PF2214-8-8
  • Midland Number:28233
  • Parker Number:2214P-8-8
  • Sloan Number:S224-8
  • Tectran Number:124-d
  • MPN: 124-8
SKU BF-127-2
$5.21
$3.72

Yellow Brass Female Pipe to Male Pipe on Run Street Tee.   Details

3 In Stock
  • Fitting Type:Tees
  • Female Pipe Thread:1/8 inch
  • Male Pipe Thread:1/8 inch
  • Champion Number:127A-A
  • Coronet Number:127-2
  • Couplings Number:127A
  • Eaton Number:3750X2
  • Flare Number:PF2225-2
  • Midland Number:28245
  • Parker Number:2225P-2
  • Sloan Number:S225-2
  • Tectran Number:107-a
  • MPN: 127-2
SKU BF-127-4
$8.12
$5.80

Yellow Brass Female Pipe to Male Pipe on Run Street Tee.   Details

7 In Stock
  • Fitting Type:Tees
  • Female Pipe Thread:1/4 inch
  • Male Pipe Thread:1/4 inch
  • Champion Number:127A-B
  • Coronet Number:127-4
  • Couplings Number:127C
  • Eaton Number:3750X4
  • Flare Number:PF2225-4
  • Midland Number:28246
  • Parker Number:2225P-4
  • Sloan Number:S225-4
  • Tectran Number:107-b
  • MPN: 127-4
SKU BF-127-6
$12.03
$8.59

Yellow Brass Female Pipe to Male Pipe on Run Street Tee.   Details

7 In Stock
  • Fitting Type:Tees
  • Female Pipe Thread:3/8 inch
  • Male Pipe Thread:3/8 inch
  • Champion Number:127A-C
  • Coronet Number:127-6
  • Couplings Number:127E
  • Eaton Number:3750X6
  • Flare Number:PF2225-6
  • Midland Number:28247
  • Parker Number:2225P-6
  • Sloan Number:S225-6
  • Tectran Number:107-c
  • MPN: 127-6
SKU BF-127-8
$23.00
$16.43

Yellow Brass Female Pipe to Male Pipe on Run Street Tee.   Details

3 In Stock
  • Fitting Type:Tees
  • Female Pipe Thread:1/2 inch
  • Male Pipe Thread:1/2 inch
  • Champion Number:127A-D
  • Coronet Number:127-8
  • Couplings Number:127F
  • Eaton Number:3750X8
  • Flare Number:PF2225-8
  • Midland Number:28248
  • Parker Number:2225P-8
  • Sloan Number:S225-8
  • Tectran Number:107-d
  • MPN: 127-8
SKU BF-146-42
$5.07
$3.62

Air line Hose Barb to Male Pipe Elbow. 1/4 inch hose inner diameter, 1/8 inch male NPT thread.   Details

3 In Stock
  • Fitting Type:Elbow
  • Hose I.D:1/4 inch
  • Male NPT Thread:1/8 inch
  • Champion Number:HE1-4A
  • Coronet Number:146-42
  • Couplings Number:220LC
  • Midland Number:32038
  • Parker Number:129HB-4-2
  • Sloan Number:S129-4-2
  • Tectran Number:139-4A
  • MPN: 146-42
SKU BF-212-3920P
$9.97
$7.12

Inverted Flare Seat to Male Port Thread With Inverted Seat Adapter.   Details

Typically ships in 5 to 7 business days.
  • Fitting Type:Adapters
  • Outer Diameter Tube (Female):3/16 inch
  • Thread Size (Male):9/16 inch-20
  • MPN: 212-3920P
SKU BF-212-39P
$10.54
$7.53

Inverted Flare Seat to Male Port Thread With Inverted Seat Adapter.   Details

Typically ships in 5 to 7 business days.
  • Fitting Type:Adapters
  • Outer Diameter Tube (Female):3/16 inch
  • Thread Size (Male):9/16 inch-18
  • MPN: 212-39P
SKU BF-212-49P
$25.87
$18.48

Inverted Flare Seat to Male Port Thread With Inverted Seat Adapter.   Details

Typically ships in 5 to 7 business days.
  • Fitting Type:Adapters
  • Outer Diameter Tube (Female):1/4 inch
  • Thread Size (Male):9/16 inch-18
  • MPN: 212-49P
SKU BF-300-3P
$3.82
$2.73

Inverted Flare Straight Union. 3/16 inch outer diameter tube.   Details

2 In Stock
  • Fitting Type:Unions
  • Outer Diameter Tube: 3/16 inch
  • MPN: 300-3P
SKU BF-300-4P
$4.14
$2.96

Inverted Flare Straight Union. 1/4 inch outer diameter tube.   Details

2 In Stock
  • Fitting Type:Unions
  • Outer Diameter Tube: 1/4 inch
  • MPN: 300-4P
SKU BF-300-5P
$4.38
$3.13

Inverted Flare Straight Union. 5/16 inch outer diameter tube.   Details

7 In Stock
  • Fitting Type:Unions
  • Outer Diameter Tube: 5/16 inch
  • MPN: 300-5P
SKU BF-300-6P
$6.51
$4.65

Inverted Flare Straight Union. 3/8 inch outer diameter tube.   Details

5 In Stock
  • Fitting Type:Unions
  • Outer Diameter Tube: 3/8 inch
  • MPN: 300-6P
SKU BF-362-6
$19.66
$14.04

Hose to Hose Mender for use with 360 air brake hose. 3/8 inch hose inner diameter.   Details

1 In Stock
  • Fitting Type:Hose Mender
  • Hose I.D:3/8 inch
  • Champion Number:362A-6
  • Coronet Number:362-6
  • Couplings Number:362J
  • Eaton Number:33806B-Y06
  • Flare Number:0016678
  • Gates Number:G33400-0606
  • Midland Number:38318
  • Parker Number:62RB-6
  • Sloan Number:S362RB-6
  • Tectran Number:107701
  • MPN: 362-6
SKU BF-362-8
$39.21
$28.01

Hose to Hose Mender for use with 360 air brake hose. 1/2 inch hose inner diameter.   Details

4 In Stock
  • Fitting Type:Hose Mender
  • Hose I.D:1/2 inch
  • Champion Number:362A-8
  • Coronet Number:362-8
  • Couplings Number:362M
  • Eaton Number:33808B-Y08
  • Flare Number:0033887
  • Gates Number:G33400-0808
  • Midland Number:38319
  • Parker Number:62RB-8
  • Sloan Number:S362AB-8
  • Tectran Number:10234
  • MPN: 362-8
SKU BF-367-8
$3.02
$2.16

Slotted Hose Sleeve for use with 360 air brake hose. 1/2 inch hose inner diameter.   Details

2 In Stock
  • Fitting Type:Hose Sleeve
  • Hose I.D:1/2 inch
  • Champion Number:360A-8
  • Coronet Number:367-8
  • Couplings Number:360M
  • Eaton Number:33808-A
  • Flare Number:0033801
  • Gates Number:G33050-0008
  • Midland Number:38301
  • Parker Number:60RB-8
  • Sloan Number:S360AB-8
  • Tectran Number:1022-8
  • MPN: 367-8
SKU BF-368-64
$12.54
$8.96

Hose to Pipe Connector. 3/8 inch hose inner diameter, 1/4 inch male pipe thread.   Details

3 In Stock
  • Fitting Type:Hose to Pipe Connector
  • Hose I.D:3/8 inch
  • Male Pipe Thread:1/4 inch
  • Champion Number:368A-6B
  • Coronet Number:368-64
  • Couplings Number:368JC
  • Eaton Number:33806B-Y24
  • Flare Number:0015540
  • Gates Number:G33100-0604
  • Midland Number:38333
  • Parker Number:68RB-6-4
  • Sloan Number:S368AB-6-4
  • Tectran Number:105
  • MPN: 368-64
SKU BF-368-66
$13.76
$9.83

Hose to Pipe Connector. 3/8 inch hose inner diameter, 3/8 inch male pipe thread.   Details

15 In Stock
  • Fitting Type:Hose to Pipe Connector
  • Hose I.D:3/8 inch
  • Male Pipe Thread:3/8 inch
  • Champion Number:368A-6C
  • Coronet Number:368-66
  • Couplings Number:368JE
  • Eaton Number:33806B-Y26
  • Flare Number:0024887
  • Gates Number:G33100-0606
  • Midland Number:38334
  • Parker Number:68RB-6-6
  • Sloan Number:S368AB-6-6
  • Tectran Number:106
  • MPN: 368-66
SKU BF-368-68
$14.20
$10.14

Hose to Pipe Connector. 3/8 inch hose inner diameter, 1/2 inch male pipe thread.   Details

4 In Stock
  • Fitting Type:Hose to Pipe Connector
  • Hose I.D:3/8 inch
  • Male Pipe Thread:1/2 inch
  • Champion Number:368A-6D
  • Coronet Number:368-68
  • Couplings Number:368JF
  • Eaton Number:33806BY28
  • Flare Number:0015539
  • Gates Number:G33100-0608
  • Midland Number:38335
  • Parker Number:68RB-6-8
  • Sloan Number:S368AB-6-8
  • Tectran Number:107
  • MPN: 368-68
SKU BF-368-86
$20.94
$14.96

Hose to Pipe Connector. 1/2 inch hose inner diameter, 3/8 inch male pipe thread.   Details

1 In Stock
  • Fitting Type:Hose to Pipe Connector
  • Hose I.D:1/2 inch
  • Male Pipe Thread:3/8 inch
  • Champion Number:368A-8C
  • Coronet Number:368-86
  • Couplings Number:368ME
  • Eaton Number:33808B-Y26
  • Flare Number:0033883
  • Gates Number:G33100-0806
  • Midland Number:38336
  • Parker Number:68RB-8-6
  • Sloan Number:S368AB-8-6
  • Tectran Number:107-8
  • MPN: 368-86
SKU BF-368-88
$22.26
$15.90

Hose to Pipe Connector. 1/2 inch hose inner diameter, 1/2 inch male pipe thread.   Details

20+ In Stock
  • Fitting Type:Hose to Pipe Connector
  • Hose I.D:1/2 inch
  • Male Pipe Thread:1/2 inch
  • Champion Number:368A-8D
  • Coronet Number:368-88
  • Couplings Number:368MF
  • Eaton Number:33808B-Y28
  • Flare Number:0033884
  • Gates Number:G33100-0808
  • Midland Number:38337
  • Parker Number:68RB-8-8
  • Sloan Number:S368AB-8-8
  • Tectran Number:107-8
  • MPN: 368-88
SKU BF-369-6
$4.42
$3.16

Coupling Nut. 3/8 inch hose inner diameter. For use with 360 hose.   Details

7 In Stock
  • Fitting Type:Coupling Nut
  • Hose I.D:3/8 inch
  • Champion Number:361A-6
  • Coronet Number:369-6
  • Couplings Number:361J
  • Eaton Number:33806-B
  • Flare Number:0003624
  • Gates Number:G33060-0006
  • Midland Number:38306
  • Parker Number:61RB-6
  • Sloan Number:S361AB-6
  • Tectran Number:1025
  • MPN: 369-6
SKU BF-369-8
$8.44
$6.03

Coupling Nut. 1/2 inch hose inner diameter. c   Details

3 In Stock
  • Fitting Type:Coupling Nut
  • Hose I.D:1/2 inch
  • Champion Number:361A-8
  • Coronet Number:369-8
  • Couplings Number:361M
  • Eaton Number:33808-B
  • Flare Number:0033802
  • Gates Number:G33060-0008
  • Midland Number:383307
  • Parker Number:61RB-8
  • Sloan Number:S361AB-8
  • Tectran Number:1028-8
  • MPN: 369-8
SKU BF-378-64
$14.90
$10.64

Hose to Pipe Connector with Spring Guard. 3/8 inch hose inner diameter, 1/4 inch male pipe thread.   Details

3 In Stock
  • Fitting Type:Hose to Pipe Connector
  • Hose I.D:3/8 inch
  • Male Pipe Thread:1/4 inch
  • Champion Number:378A-6B
  • Coronet Number:378-64
  • Couplings Number:378JC
  • Eaton Number:33806B-Y34
  • Flare Number:0015536
  • Gates Number:G33110-0604
  • Midland Number:38342
  • Parker Number:68RBSG-6-4
  • Sloan Number:S378AB-6-4
  • Tectran Number:102
  • MPN: 378-64
SKU BF-378-66
$12.87
$9.19

Hose to Pipe Connector with Spring Guard. 3/8 inch hose inner diameter, 3/8 inch male pipe thread.   Details

12 In Stock
  • Fitting Type:Hose to Pipe Connector
  • Hose I.D:3/8 inch
  • Male Pipe Thread:3/8 inch
  • Champion Number:378A-6C
  • Coronet Number:378-66
  • Couplings Number:378JE
  • Eaton Number:33806B-Y36
  • Flare Number:0023907
  • Gates Number:G33110-0606
  • Midland Number:38343
  • Parker Number:68RBSG-6-6
  • Sloan Number:S378AB-6-6
  • Tectran Number:103
  • MPN: 378-66

Installing or repairing the air suspension on your heavy duty truck or trailer? Need an extra or replacement air fitting? TruckSpring.com stocks brass, tube, hose and valve fittings for just about any air system.

From tees to elbows, couplings and adapters, caps or plugs, we have it in stock. Browse our selection or call us at 1-800-358-4751 to talk to one of our air suspension experts.

Air Line Fittings Reviews

The average customer rating for Air Line Fittings: 5 out of 5.

1 Review.

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