The Bracket,diffuser Case, cataloged under National Stock Number 2840-00-075-4003, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-075-4003 |
| Primary Part Number | 488057 |
| Item Name | Bracket,diffuser Case |
| 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 | ENGINE,JET ACFT,TF33 |
| General Characteristics Item Description | CRES AMS5504,HARDNESS ROCKWELL C30-38 OR EQUIVALENT,0.052 IN. MIN0.072 IN. MAX THK,2 EA 0.276 IN. MIN 0.286 IN. MAX DIA HOLES ON WIDESTEND BRACKET 1.600 IN. CENTERLINE APART LOCATED WITHIN 0.010 RADIUS OFTRUE POSITION,1 EA 0.214 IN. MIN 0.224 IN. MAX DIA HOLE LOCATED 0.800IN. CENTER TO CENTER BETWEEN HOLES ON WIDEST END OF BRACKET,2 EA HOLES0.339 IN. MIN 0.349 IN. MAX DIA 0.950 IN. C TO C APART ON NARROW END OFBRACKET 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 |
|---|---|
| 488057 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 3P50004-219 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2840-00-075-4003 is a Bracket,diffuser Case, 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 2840-00-075-4003 has 1 manufacturer part number on file: 488057 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 488057: FSC Application Data: ENGINE,JET ACFT,TF33; General Characteristics Item Description: CRES AMS5504,HARDNESS ROCKWELL C30-38 OR EQUIVALENT,0.052 IN. MIN0.072 IN. MAX THK,2 EA 0.276 IN. MIN 0.286 IN. MAX DIA HOLES ON WIDESTEND BRACKET 1.600 IN. CENTERLINE APART LOCATED WITHIN 0.010 RADIUS OFTRUE POSITION,1 EA 0.214 IN. MIN 0.224 IN. MAX DIA HOLE LOCATED 0.800IN. CENTER TO CENTER BETWEEN HOLES ON WIDEST END OF BRACKET,2 EA HOLES0.339 IN. MIN 0.349 IN. MAX DIA 0.950 IN. C TO C APART ON NARROW END OFBRACKET IN; End Item Identification: DIFFUSER,ENGINE. 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.