The Seal,metallic,aircraft Gas Turbi, cataloged under National Stock Number 2840-01-443-5779, 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 Beldam Crossley Limited. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-443-5779 |
| Primary Part Number | P3179 |
| Item Name | Seal,metallic,aircraft Gas Turbi |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Beldam Crossley Limited |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| P3179 | Beldam Crossley Limited (GBR) |
| P3400 | Beldam Crossley Limited (GBR) |
| Reference | Meaning |
|---|---|
| 5109T65P03 | 3/2 Design control — primary reference U.S. Government activity |
| 5109T65P04 | 3/2 Design control — primary reference U.S. Government activity |
| 5109T65 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 2840-01-443-5779 is a Seal,metallic,aircraft Gas Turbi, manufactured by Beldam Crossley Limited, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-443-5779 has 2 manufacturer part numbers on file: P3179 (Beldam Crossley Limited), P3400 (Beldam Crossley Limited).
Key specifications for P3179: End Item Identification: PREPROVISIONING SUPPORT NAVICP IS POE. 0 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.
NSN 2840-01-443-5779 has DEMIL Code D. 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.