Thermo King 55-1981 Elbow, Pipe to Tube

Thermo King 55-1981 is a reefer refrigerant valves & lines in Refrigeration Units (Reefer), 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 Thermo King 55-1981 as the maker's own number under government stock item NSN 4730-01-272-2889. 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 4730-01-272-2889, under which this manufacturer's reference number is listed. Confirm compatibility and specifications with the manufacturer before ordering.

Government item name

Elbow, Pipe to Tube

Government stock item (NSN)

4730-01-272-2889

Manufacturer code (CAGE)

61510, THERMO KING CORPORATION DBA PHOENIX GLOBAL DISTIRBUTION., MINNEAPOLIS, MN, UNITED STATES

Connection type

• First end: threaded external tube
• Second end: threaded external pipe

Nominal thread size

• First end: 0.750 in
• Second end: 0.250 in

Flow angle

90.0 degrees

Nominal outside diameter tube accommodated

First end: 0.500 in

Special features

Thermo king corp;refrigeration unit,MDL NWD-50

Thread series designator

Second end: NPT

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)

Valves, tubes and fittings of the refrigerant circuit. Loss of cooling or refrigerant leaks point to them. Check the unit model and refrigerant.

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.