The Screen,diffuser Cas, cataloged under National Stock Number 2945-00-055-1992, is classified within Federal Supply Class 2945 (Engine Air and Oil Filters, Cleaners, Aircraft Prime Moving) of the Engine Accessories 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 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2945-00-055-1992 |
| Primary Part Number | 300719 |
| Item Name | Screen,diffuser Cas |
| FSC / FSG | 2945 / 29 — Engine Air and Oil Filters, Cleaners, Aircraft Prime Moving |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| General Characteristics Item Description | CRES,AMS 5510; 1.920 IN. MIN AND 1.970 IN. MAX LG; 0.730 IN. MIN AND 0.750 IN. MAX W; 0.380 IN. MIN AND 0.420 IN. MAX H; HOLES 0.104 IN. MIN AND 0.114 IN. DIA,45 HOLES PER SQ IN.; 0.027 IN. MIN AND 0.031 IN. MAX THK MATERIAL 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 |
|---|---|
| 300719 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 300719 | Newark Wire Cloth Holdings Llc Dba Newark Wire Cloth (USA) |
| 300719 | Ems Development Corporation Dba Ems Development Corp (USA) |
| Reference | Meaning |
|---|---|
| 300719 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 300719 | 5/9 Secondary reference U.S. Government activity |
NSN 2945-00-055-1992 is a Screen,diffuser Cas, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 2945, Engine Air and Oil Filters, Cleaners, Aircraft Prime Moving. Status: active.
NSN 2945-00-055-1992 has 3 manufacturer part numbers on file: 300719 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 300719 (Newark Wire Cloth Holdings Llc Dba Newark Wire Cloth), 300719 (Ems Development Corporation Dba Ems Development Corp).
1 possible match (shared part number, not a government interchangeability claim): 2910-01-032-9876. Verify interchangeability with system specifications before substitution.
Key specifications for 300719: General Characteristics Item Description: CRES,AMS 5510; 1.920 IN. MIN AND 1.970 IN. MAX LG; 0.730 IN. MIN AND 0.750 IN. MAX W; 0.380 IN. MIN AND 0.420 IN. MAX H; HOLES 0.104 IN. MIN AND 0.114 IN. DIA,45 HOLES PER SQ IN.; 0.027 IN. MIN AND 0.031 IN. MAX THK MATERIAL IN. 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.