Cummins AK-6018-20SS Hose Assembly, Nonmetallic

Cummins AK-6018-20SS is a engine hose in Engine Parts, US catalog. Listed by US Government (DLA FLIS), October 2026.

Government data (US Government (DLA FLIS), October 2026 edition)

The U.S. government's Federal Logistics Information System (FLIS) records Cummins AK-6018-20SS as the maker's own number under government stock item NSN 4720-01-346-4149. The name and every fact below are FLIS's, credited to US Government (DLA FLIS), October 2026 edition.

Specifications recorded for government stock item NSN 4720-01-346-4149, under which this manufacturer's reference number is listed. Confirm compatibility and specifications with the manufacturer before ordering.

Government item name

Hose Assembly, Nonmetallic

Government stock item (NSN)

4720-01-346-4149

Manufacturer code (CAGE)

15434, CUMMINS INC., COLUMBUS, IN, UNITED STATES

Thread class

3B

Thread direction

First end: right-hand

Inside diameter

0.312 in (nominal)

Temp rating

Single response: -50.0 °F and 300.0 °F

Outside diameter

0.612 in (nominal)

Minimum inside bending radius

1.250 in

Exterior color

Black

End connection design

First end: straight

End fitting component and material

All ends complete fitting steel

Fitting component and surface treatment

First end complete fitting cadmium

Connection type

First end: threaded internal tube

Burst test pressure

6000.0 psi

Nominal thread size

First end: 0.375 in

Operating pressure

1500.0 psi (maximum)

Seat angle

First end: 37.0 degrees

Hydrostatic test pressure

3000.0 psi

Inside surface condition

Smooth

Measuring method and length

Inches nominal overall 18.250

Special features

Inner conveying tube material-rubber, polyethylene

Item structural composition

• First layer: braided corrosion resistant steel wire
• Outer layer: molded rubber, synthetic
• Second layer: braided corrosion resistant steel wire
• Third layer: braided corrosion resistant steel wire

Thread series designator

First end: UNF

Source: US Government (DLA FLIS), October 2026 edition, a public U.S. government data release. This is not an official DLA record and may contain errors. Verify fitment before ordering. Not affiliated with or endorsed by the Defense Logistics Agency or the Department of Defense. SearchForPart does not show a price here.

About this kind of part (general, written by SearchForPart)

A flexible line for coolant, oil, fuel or air on the engine. Cracks, swelling, softness or leaks mean replacement. Check length, inside diameter, shape and the fittings.

When ordering, give the part number exactly as printed and its maker, and the make, model and year of the truck, trailer, reefer unit or machine (or the engine or unit serial number). SearchForPart shows fitment only as the source printed it: check it before you order.

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Source: US Government (DLA FLIS), October 2026 edition, a public U.S. government data release. This is not an official DLA record and may contain errors. Verify fitment before ordering. Not affiliated with or endorsed by the Defense Logistics Agency or the Department of Defense. SearchForPart does not show a price here.