Cummins S1004-A Nut, Tube Coupling

Cummins S1004-A is a nut 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 S1004-A as the maker's own number under government stock item NSN 4730-00-289-5179. 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 4730-00-289-5179, under which this manufacturer's reference number is listed. Confirm compatibility and specifications with the manufacturer before ordering.

Government item name

Nut, Tube Coupling

Government stock item (NSN)

4730-00-289-5179

Manufacturer code (CAGE)

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

Thread class

2B

Thread direction

Right-hand

Fabrication method

Machined

Nut height

0.688 in (nominal)

Width across flats

0.938 in (nominal)

Length to shoulder

0.469 in (nominal)

Smallest inside diameter

0.500 in (nominal)

Thread series

UNS

Thread quantity per inch

18

Nominal thread size

0.812 in

Nominal tube outside diameter

0.500 in

Special features

Supports Clark model 290M;tractor,wheeled,IND.,diesel driven;MED DBP,NSN 2420000889384,W/rops NSN 2420010590090

Material

Overall: copper alloy

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)

Fasten parts together. Replace any that are stretched, corroded or one-time-use (many head and main bolts). Check thread size, length and strength class.

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.