Skip to content
$5.99 Flat Rate Shipping • Free Shipping on Orders Over $75
$5.99 Flat Rate • Free Shipping Over $75
Brass Pipe & DOT Fittings

Brass Pipe & DOT Fittings

A comprehensive selection of brass pipe fittings and DOT-approved air brake fittings for trucks, trailers, and heavy equipment. Chem Nut Supply stocks push-in fittings, compression fittings, pipe thread fittings, and air brake components in the sizes most commonly needed for fleet maintenance and repair. Shop individual fittings or complete assortment kits.

Shop Related Categories

Filters

207-6 3/8 Brass Bulkhead Couplings

Chem Nut Supply
Original price $9.31 - Original price $9.31
Original price
$9.31
$9.31 - $9.31
Current price $9.31
In stock

207-6 Brass Bulkhead Coupling — 3/8"The 207-6 3/8" brass bulkhead coupling provides secure, leak-free fluid transfer through panel walls or equipme...

View full details
Original price $9.31 - Original price $9.31
Original price
$9.31
$9.31 - $9.31
Current price $9.31

207-8 1/2 Brass Bulkhead Couplings

Chem Nut Supply
Original price $12.89 - Original price $12.89
Original price
$12.89
$12.89 - $12.89
Current price $12.89
Low stock

207-8 Brass Bulkhead Coupling — 1/2"The 207-8 1/2" brass bulkhead coupling provides reliable fluid transfer connections through panel walls or equi...

View full details
Original price $12.89 - Original price $12.89
Original price
$12.89
$12.89 - $12.89
Current price $12.89

320D 1/8 Brass External Seat Drain Cock

Chem Nut Supply
Original price $2.88 - Original price $2.88
Original price
$2.88
$2.88 - $2.88
Current price $2.88
In stock

320D Brass External Seat Drain Cock — 1/8"The 320D 1/8" brass external seat drain cock delivers reliable fluid drainage for hydraulic equipment and...

View full details
Original price $2.88 - Original price $2.88
Original price
$2.88
$2.88 - $2.88
Current price $2.88

321D 1/4 Brass External Seat Drain Cock

Chem Nut Supply
Original price $3.39 - Original price $3.39
Original price
$3.39
$3.39 - $3.39
Current price $3.39
Low stock

321D Brass External Seat Drain Cock — 1/4"The 321D 1/4" brass external seat drain cock is precision-machined for leak-free performance and easy ope...

View full details
Original price $3.39 - Original price $3.39
Original price
$3.39
$3.39 - $3.39
Current price $3.39

322D 3/8 Brass External Seat Drain Cock

Chem Nut Supply
Original price $7.66 - Original price $7.66
Original price
$7.66
$7.66 - $7.66
Current price $7.66
Low stock

322D Brass External Seat Drain Cock — 3/8"The 322D 3/8" brass external seat drain cock delivers efficient system drainage and controlled fluid rele...

View full details
Original price $7.66 - Original price $7.66
Original price
$7.66
$7.66 - $7.66
Current price $7.66

201DH 3/8 x 1/4 MPT 90° BEADED DRAIN COCK

Chem Nut Supply
Original price $7.99 - Original price $7.99
Original price
$7.99
$7.99 - $7.99
Current price $7.99
Low stock

201DH 90° Beaded Drain Cock — 3/8" x 1/4" MPTThe 201DH 3/8" x 1/4" MPT 90-degree beaded drain cock provides reliable fluid drainage in industrial a...

View full details
Original price $7.99 - Original price $7.99
Original price
$7.99
$7.99 - $7.99
Current price $7.99

247V-L 1/4 MPT Internal Seat Drain Valve

Chem Nut Supply
Original price $5.58 - Original price $5.58
Original price
$5.58
$5.58 - $5.58
Current price $5.58
Out of stock

247V-L Internal Seat Drain Valve — 1/4" MPTThe 247V-L 1/4" MPT internal seat drain valve delivers reliable, controlled drainage in hydraulic and pn...

View full details
Original price $5.58 - Original price $5.58
Original price
$5.58
$5.58 - $5.58
Current price $5.58
Sold out

6809 1/4 Double Female Pipe Shut-Off

Chem Nut Supply
Original price $14.88 - Original price $14.88
Original price
$14.88
$14.88 - $14.88
Current price $14.88
Low stock

6809 Double Female Pipe Shut-Off — 1/4"The 6809 1/4" double female pipe shut-off ball valve delivers quick, reliable flow control in hydraulic and ...

View full details
Original price $14.88 - Original price $14.88
Original price
$14.88
$14.88 - $14.88
Current price $14.88

6824 1/8 Male to Female Pipe Shut-Off

Chem Nut Supply
Original price $16.79 - Original price $16.79
Original price
$16.79
$16.79 - $16.79
Current price $16.79
Low stock

6824 Male to Female Pipe Shut-Off — 1/8"The 6824 1/8" male-to-female pipe shut-off valve provides quick flow control in hydraulic systems, pneumati...

View full details
Original price $16.79 - Original price $16.79
Original price
$16.79
$16.79 - $16.79
Current price $16.79

6825 1/4 Male-Female Pipe Shutoff

Chem Nut Supply
Original price $22.15 - Original price $22.15
Original price
$22.15
$22.15 - $22.15
Current price $22.15
Low stock

6825 Male-Female Pipe Shutoff — 1/4"The 6825 1/4" male-female pipe shutoff ball valve provides quick on-off flow control for hydraulic lines, water...

View full details
Original price $22.15 - Original price $22.15
Original price
$22.15
$22.15 - $22.15
Current price $22.15

6828 1/4 MNPT x 1/4 FNPT Marine Type Shut-Off

Chem Nut Supply
Original price $17.99 - Original price $17.99
Original price
$17.99
$17.99 - $17.99
Current price $17.99
In stock

6828 Marine Type Shut-Off — 1/4" MNPT x 1/4" FNPTThe 6828 1/4" MNPT x 1/4" FNPT marine type shut-off ball valve is engineered for reliable on-off c...

View full details
Original price $17.99 - Original price $17.99
Original price
$17.99
$17.99 - $17.99
Current price $17.99

6891 1/4 Ground Plug Drain

Chem Nut Supply
Original price $11.85 - Original price $11.85
Original price
$11.85
$11.85 - $11.85
Current price $11.85
In stock

6891 Ground Plug Drain — 1/4"The 6891 1/4" ground plug drain provides reliable fluid evacuation in hydraulic and pneumatic systems where quick drai...

View full details
Original price $11.85 - Original price $11.85
Original price
$11.85
$11.85 - $11.85
Current price $11.85

350BV-L 1/4 FPT X 1/4 MPT Miniature Ball Valve

Chem Nut Supply
Original price $13.99 - Original price $13.99
Original price
$13.99
$13.99 - $13.99
Current price $13.99
In stock

350BV-L Miniature Ball Valve — 1/4" FPT x 1/4" MPTThe 350BV-L 1/4" FPT x 1/4" MPT miniature ball valve delivers precise on-off flow control in low-...

View full details
Original price $13.99 - Original price $13.99
Original price
$13.99
$13.99 - $13.99
Current price $13.99

1720-8 1/2 Heater Hose Splicer

Chem Nut Supply
Original price $8.99 - Original price $8.99
Original price
$8.99
$8.99 - $8.99
Current price $8.99
In stock

1720-8 Heater Hose Splicer — 1/2"The 1720-8 1/2" heater hose splicer creates a secure, leak-free joint in automotive and industrial heating systems...

View full details
Original price $8.99 - Original price $8.99
Original price
$8.99
$8.99 - $8.99
Current price $8.99

1721-108 5/8 x 1/2 Heater Hose Reducing Splicer

Chem Nut Supply
Original price $9.37 - Original price $9.37
Original price
$9.37
$9.37 - $9.37
Current price $9.37
In stock

1721-108 Heater Hose Reducing Splicer — 5/8" x 1/2"The 1721-108 5/8" x 1/2" heater hose reducing splicer connects two different-diameter hoses with...

View full details
Original price $9.37 - Original price $9.37
Original price
$9.37
$9.37 - $9.37
Current price $9.37

1720-10 5/8 Heater Hose Splicer

Chem Nut Supply
Original price $8.99 - Original price $8.99
Original price
$8.99
$8.99 - $8.99
Current price $8.99
Low stock

1720-10 Heater Hose Splicer — 5/8"The 1720-10 5/8" heater hose splicer provides a secure, leak-resistant connection for automotive and industrial h...

View full details
Original price $8.99 - Original price $8.99
Original price
$8.99
$8.99 - $8.99
Current price $8.99

1721-1210 3/4 x 5/8 Heater Hose Splicer

Chem Nut Supply
Original price $8.79 - Original price $8.79
Original price
$8.79
$8.79 - $8.79
Current price $8.79
In stock

1721-1210 Heater Hose Reducing Splicer — 3/4" x 5/8"The 1721-1210 3/4" x 5/8" heater hose reducing splicer provides reliable coolant system connect...

View full details
Original price $8.79 - Original price $8.79
Original price
$8.79
$8.79 - $8.79
Current price $8.79

1720-12 3/4 Heater Hose Splicer

Chem Nut Supply
Original price $8.99 - Original price $8.99
Original price
$8.99
$8.99 - $8.99
Current price $8.99
Low stock

1720-12 Heater Hose Splicer — 3/4"The 1720-12 3/4" heater hose splicer creates secure, leak-free connections in automotive cooling and heating syst...

View full details
Original price $8.99 - Original price $8.99
Original price
$8.99
$8.99 - $8.99
Current price $8.99

1721-1612 1 x 3/4 Heater Hose Reducing Splicer

Chem Nut Supply
Original price $10.99 - Original price $10.99
Original price
$10.99
$10.99 - $10.99
Current price $10.99
In stock

1721-1612 Heater Hose Reducing Splicer — 1" x 3/4"The 1721-1612 1" x 3/4" heater hose reducing splicer connects 1-inch and 3/4-inch hose lines in a...

View full details
Original price $10.99 - Original price $10.99
Original price
$10.99
$10.99 - $10.99
Current price $10.99

1720-16 1 Heater Hose Splicer

Chem Nut Supply
Original price $14.99 - Original price $14.99
Original price
$14.99
$14.99 - $14.99
Current price $14.99
Low stock

1720-16 Heater Hose Splicer — 1"The 1720-16 1" heater hose splicer provides quick, reliable connections in automotive cooling systems with a 1-inch...

View full details
Original price $14.99 - Original price $14.99
Original price
$14.99
$14.99 - $14.99
Current price $14.99

1065-10 5/8 HB X Male Garden Hose End

Chem Nut Supply
Original price $7.82 - Original price $7.82
Original price
$7.82
$7.82 - $7.82
Current price $7.82
In stock

1065-10 Garden Hose End — 5/8" Hose Barb x MaleThe 1065-10 5/8" hose barb x male garden hose end fitting provides a secure, reliable connection bet...

View full details
Original price $7.82 - Original price $7.82
Original price
$7.82
$7.82 - $7.82
Current price $7.82

1162-2 1/8 Brass Tube Push-In Union

Chem Nut Supply
Original price $8.18 - Original price $8.18
Original price
$8.18
$8.18 - $8.18
Current price $8.18
In stock

1162-2 Brass Tube Push-In Union — 1/8"The 1162-2 1/8" brass tube push-in union delivers quick, tool-free connections in pneumatic and hydraulic sys...

View full details
Original price $8.18 - Original price $8.18
Original price
$8.18
$8.18 - $8.18
Current price $8.18

1162-2.5 5/32 Brass Tube Push-In Union

Chem Nut Supply
Original price $7.96 - Original price $7.96
Original price
$7.96
$7.96 - $7.96
Current price $7.96
In stock

1162-2.5 Brass Tube Push-In Union — 5/32"The 1162-2.5 5/32" brass tube push-in union delivers quick, tool-free connections for pneumatic and fluid ...

View full details
Original price $7.96 - Original price $7.96
Original price
$7.96
$7.96 - $7.96
Current price $7.96

1162-4 1/4 Brass Tube Push-In Union

Chem Nut Supply
Original price $8.25 - Original price $8.25
Original price
$8.25
$8.25 - $8.25
Current price $8.25
In stock

1162-4 Brass Tube Push-In Union — 1/4"The 1162-4 1/4" brass tube push-in union delivers quick, tool-free connections in pneumatic and hydraulic sys...

View full details
Original price $8.25 - Original price $8.25
Original price
$8.25
$8.25 - $8.25
Current price $8.25