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Bulkhead Fitting 3/8" Brass Up to 200 psi - 177.4025

Bulkhead Fitting 3/8" Brass Up to 200 psi - 177.4025

Part#: AAA4074025

Features and Benefits

Fitting - bulkhead coupling type for accurate installation match
Brass material for reliable performance in daily service conditions
Thread size of 3/8" for confirmed fitment accuracy
NPT thread type for confirmed coupling compatibility
Up to 200 PSI pressure rating for accurate service performance
Weight rated at 3.00 lbs. for a straightforward, single-part installation

Select Alternative Part #

177.4025

Warranty

Up to 3 years warranty

Please contact customer service to know more details

SPECIFICATIONS
INTERCHANGE
APPLICATION
DESCRIPTION

Type	Fitting - Bulkhead Coupling
Product Type	Compression Bulkhead Fitting
Material	Brass
Connector Type	Compression
Thread Size	3/8 in.
Thread Type	NPT
Weight	3.00 lbs.
Application	Air Brake, Pneumatic, Fluid Systems
Function	Tube connection through panel or bulkhead
Tube Size Compatibility	1/4 in. / 3/8 in. (application dependent)
Fitting Type	Compression bulkhead
Connection Type	Tube-to-tube through bulkhead
Mounting Style	Panel / bulkhead mounted
Surface Finish	Corrosion-resistant coating
Seal Type	Compression ferrule sealing
Pressure Rating	Up to 200 PSI
Burst Pressure	≥ 400 PSI
Temperature Range	-40°F to +176°F
Vibration Resistance	High (suitable for automotive use)
Leak Protection	High-integrity compression seal
Installation Method	Wrench-tight compression fitting
Maintenance Requirement	Low
Compliance	Meets industrial and automotive standards

Interchange

017099
1136AB
1771466BH6C
1874025
3104025
68C4
ATM1774025
E8624
KQ2E04
R950109
S609
T64B4025
WA015099

No data found.

The Bulkhead Fitting connects matching 3/8" lines directly, engineered for Heavy Duty commercial air and fluid systems. Machined from brass, the fitting resists corrosion and repeated thermal cycling in daily fleet use. No special tools are needed, making the piece easy to swap during routine upkeep.