The Cover, cataloged under National Stock Number 2835-01-181-4177, 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. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2835-01-181-4177 |
| Item Name | Cover |
| FSC / FSG | 2835 / 28 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components |
| Status | ACTIVE |
| General Characteristics Item Description | MATL ALUMINUM ALLOY PER AMS 4027 OR AMS 4129; BODY 3.248 IN. OD WITH 1 GROOVE 0.141 IN. WIDE TO 3.079 IN. DIA; FLANGE 3.406 IN. OD BY 0.086 IN. THICK; 1 HOLE THREADED 0.19-24UNJC-3B FOR 0.312 IN. DEEP IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 5007242 | 5/9 Secondary reference Rtx Corporation Div Pratt & Whitney |
| 5007242 | 5/9 Secondary reference U.S. Government activity |
| 5007242 | 3/9 Design control — primary reference Unical Aviation, Inc. |
NSN 2835-01-181-4177 is a Cover, classified under FSC 2835, Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components. Status: active.
Key specifications for 2835-01-181-4177: General Characteristics Item Description: MATL ALUMINUM ALLOY PER AMS 4027 OR AMS 4129; BODY 3.248 IN. OD WITH 1 GROOVE 0.141 IN. WIDE TO 3.079 IN. DIA; FLANGE 3.406 IN. OD BY 0.086 IN. THICK; 1 HOLE THREADED 0.19-24UNJC-3B FOR 0.312 IN. DEEP IN; End Item Identification: APU FOR F-16 ACFT. 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.