The Tube,transfer,packing, cataloged under National Stock Number 2840-00-074-9391, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-074-9391 |
| Primary Part Number | 480319 |
| Item Name | Tube,transfer,packing |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY AMS 4120 OR 4088,1.940 MIN IN. 1.960 MAX IN. LG,0.604 MIN IN. 0.608 MAX IN. OD,0.456 MIN IN. 0.460 MAX IN. ID,0.375 IN. DIA 24UNF-3B THRU 90 DEG CHAM ONE END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 2840-00-074-9391 is a Tube,transfer,packing, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-00-074-9391 has 2 manufacturer part numbers on file: 480319 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 480319 (Rtx Corporation Div Pratt & Whitney).
1 possible match (shared part number, not a government interchangeability claim): 2930-01-187-2067. Verify interchangeability with system specifications before substitution.
Key specifications for 480319: General Characteristics Item Description: ALUMINUM ALLOY AMS 4120 OR 4088,1.940 MIN IN. 1.960 MAX IN. LG,0.604 MIN IN. 0.608 MAX IN. OD,0.456 MIN IN. 0.460 MAX IN. ID,0.375 IN. DIA 24UNF-3B THRU 90 DEG CHAM ONE END IN; End Item Identification: ACFT ENG TF33. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.