Cummins 44748 Valve, Poppet, Engine

Cummins 44748 is a engine component 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 44748 as the maker's own number under government stock item NSN 2815-00-580-4777. 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 2815-00-580-4777, under which this manufacturer's reference number is listed. Confirm compatibility and specifications with the manufacturer before ordering.

Government item name

Valve, Poppet, Engine

Government stock item (NSN)

2815-00-580-4777

Manufacturer code (CAGE)

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

Head height

0.1250 to 0.1400 in

Chamfer angle in deg

45.0

Chamfer length

0.0100 to 0.0300 in

Outside diameter

1.3070 to 1.3120 in

Metallic hardness rating

• Head: Rockwell C 40.0 to 50.0
• Stem: Rockwell C 40.0 to 50.0
• Tip: Rockwell C 52.0 (minimum)

Seat angle in deg

30.0

Neck radius

0.5000 in (nominal)

Stem length

5.7760 to 5.8160 in

Stem diameter

0.3400 to 0.3410 in

Distance from first groove to stem end

0.2988 to 0.3288 in

Distance from second groove to stem end

0.4538 to 0.4858 in

First groove diameter

0.2400 to 0.2460 in

Second groove diameter

0.2400 to 0.2460 in

First groove width

0.0625 in (nominal)

Second groove width

0.0625 in (nominal)

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 part of an engine named by its use. Replaced when worn, leaking or damaged. Check the engine model and serial range.

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.