The Apu Instrumented, cataloged under National Stock Number 2835-01-525-5498, is classified within Federal Supply Class 2835 (Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2835-01-525-5498 |
| Primary Part Number | 4505852 |
| Item Name | Apu Instrumented |
| FSC / FSG | 2835 / 28 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY SOURCE CONTROL - USED ON MA0001A-Z5, Z6, AND Z7 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4505852 | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 4P99010-101A | 1/3 Source control — Government-approved source U.S. Government activity |
NSN 2835-01-525-5498 is a Apu Instrumented, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 2835, Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components. Status: active.
NSN 2835-01-525-5498 has 1 manufacturer part number on file: 4505852 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 4505852: Part Name Assigned by Controlling Agency: APU INSTRUMENTED; End Item Identification: C5M AIRCRAFT; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY SOURCE CONTROL - USED ON MA0001A-Z5, Z6, AND Z7. 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.
NSN 2835-01-525-5498 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.