Description
Midland Industries 28004 forged yellow brass 90° pipe elbow turns a 1/2 in. NPTF line through a right angle on heavy-duty truck pneumatic, fluid, and fuel plumbing. Used to redirect NPTF runs around accessory mounts, manifolds, and chassis crossings without using a separate adapter pair.
Specifications
| Manufacturer | Midland Industries |
|---|---|
| Part Number | 28004 |
| Part Type | 90° Pipe Elbow (FIP × FIP) |
| Connection | 1/2 in. female NPTF on each leg |
| Material | Yellow brass (forged) |
| Length | 1.09 in |
| Weight | 0.340 lb |
| Standards | SAE J476 / J1453 (NPTF Dryseal) |
Cross References
This part replaces or is equivalent to the following part numbers:
- Also known as: 017006, 06100-08, 100-8, 100-D, 100A-D, 11552-205, 17006, 200800, 2200P-8-8, 23500-8, 23500X8, 3500X8, 3500X8-CT, 440100-131280, 50785K38, 68607, 88004, BP100-8, S200-8, X100-D
Applications
Used on heavy-duty truck and mobile equipment NPTF systems:
- Air-brake manifolds, gauge plumbing, and tee outlets
- Fuel-system test, pressure-tap, and gallery ports
- Pneumatic instrument-panel, HVAC, and chassis-air circuits
- Hydraulic auxiliary plumbing where NPTF is used (low-pressure return / pilot)
Use NPTF-compatible thread sealant rated for the system fluid and pressure.









