The Bracket Assembly,case,fan Duct, cataloged under National Stock Number 2840-00-075-4895, 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 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2840-00-075-4895 |
| Primary Part Number | 487985 |
| Item Name | Bracket Assembly,case,fan Duct |
| 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 |
| FSC Application Data | ACFT JET ENGINE,TF33 |
| General Characteristics Item Description | STEEL,AMS6350 BRACKET MATERIAL,ROCKWELL C32-38 BRACKETMATERIAL HARDNESS,101 DEG ANGLE,0.038-0.048 IN. BRACKET MATERIALTHK,1.661 IN. LONG LEG LG,1.084 IN. SHORT LEG LG,3.272 IN. LONG LEGW,2.771 IN. SHORT LEG W,3 P/N 488022 SPACERS AND 2 HOLES ON LONG LEG1 HOLE ON SHORT LEG 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 |
|---|---|
| 487985 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 3P50004-121 | 5/9 Secondary reference U.S. Government activity |
NSN 2840-00-075-4895 is a Bracket Assembly,case,fan Duct, 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 2840-00-075-4895 has 1 manufacturer part number on file: 487985 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
1 possible match (shared part number, not a government interchangeability claim): 1680-00-492-0735. Verify interchangeability with system specifications before substitution.
Key specifications for 487985: FSC Application Data: ACFT JET ENGINE,TF33; General Characteristics Item Description: STEEL,AMS6350 BRACKET MATERIAL,ROCKWELL C32-38 BRACKETMATERIAL HARDNESS,101 DEG ANGLE,0.038-0.048 IN. BRACKET MATERIALTHK,1.661 IN. LONG LEG LG,1.084 IN. SHORT LEG LG,3.272 IN. LONG LEGW,2.771 IN. SHORT LEG W,3 P/N 488022 SPACERS AND 2 HOLES ON LONG LEG1 HOLE ON SHORT LEG IN. 2 specifications are 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.