3" NPSH Female x 2.5" NPSH Male Adapter Aluminum DMH25F25NYFD It's common to see rubber

It's common to see rubber Nitrile fire hoses that have been in service for 10 plus years

Male Side 2 – 4” NH (NST) Male (National Hose / National Standard Thread)

Shut Off - Top Ball Valve Bale Shut Off

There's lots of reasons someone would want a fire hose without the connectors

5" NPSH Male

3" NPSH Female x 2.5" NPSH Male Adapter Aluminum DMH25F25NYFD It's common to see rubberSpecifications Female Side 1 3 NPSH Female (National Pipe Straight Hose) Male Side 2 2. 5 NPSH Female (National Pipe Straight Hose) Working Pressure 300PSI Max Test Pressure 1000PSI Max Material T 6061 Aluminum (Aircraft Grade) Finishing Anodized (99. 9% Lead Free) NFPA Standards 1963, 4. 12, 5. 1 5. 6. 4 (Corrosion Resistance) Military Standards MIL A 8625 Type III, Class 1 Industrial Standards International ASTM B221 UL Labs Standards 236 8. 1