The Boss,oil Tank, cataloged under National Stock Number 2840-01-128-8376, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-128-8376 |
| Primary Part Number | 4046559 |
| Item Name | Boss,oil Tank |
| 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 4215,1.810 MIN IN. 1.830 MAX IN. OD 1ST END,2.835 IN. LG,1.548 MIN IN. 1.552 MAX IN. ID IST END,1.170 MIN IN. 1.190 MAX IN. ID 2ND END,HARDCOAT PER AMS 2468 IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4046559 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 4046559 | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 4046559B | D/9 Drawing number reference only Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| 2840PL0864633 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 2840-01-128-8376 is a Boss,oil Tank, 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 2840-01-128-8376 has 2 manufacturer part numbers on file: 4046559 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4046559 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 4046559: General Characteristics Item Description: ALUMINUM ALLOY AMS 4215,1.810 MIN IN. 1.830 MAX IN. OD 1ST END,2.835 IN. LG,1.548 MIN IN. 1.552 MAX IN. ID IST END,1.170 MIN IN. 1.190 MAX IN. ID 2ND END,HARDCOAT PER AMS 2468 IN; End Item Identification: F100-PW-100/-200 AIRCRAFT ENGINES. 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.