The Filter,special, cataloged under National Stock Number 1650-01-071-5017, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Bae Systems (operations) Limited. The record lists 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Filter,special |
| FSC / FSG | 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components (FSG 16) |
| Manufacturers | Bae Systems (operations) Limited (CAGE U9143); Bae Systems (operations) Limited (CAGE K0656) |
| Parameter | Value |
|---|---|
| NSN | 1650-01-071-5017 |
| Primary Part Number | WEB49903 |
| Item Name | Filter,special |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Bae Systems (operations) Limited |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| WEB49903 | Bae Systems (operations) Limited (GBR) |
| WEB49903 | Bae Systems (operations) Limited (GBR) |
| MSK1369-5-2-4M7 | Bae Systems (operations) Limited (GBR) |
| Reference | Meaning |
|---|---|
| MSK1369-5-2-4M7 | 3/9 Design control — primary reference British Aerospace (military Aircraft & Aerostructures) |
| MSK1369-5-2-4M7 | C/1 Advisory reference — outside the item-of-supply concept Bae Systems Plc |
| WEB49903 | 5/9 Secondary reference British Aerospace (military Aircraft & Aerostructures) |
NSN 1650-01-071-5017 is a Filter,special, manufactured by Bae Systems (operations) Limited, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-071-5017 has 3 manufacturer part numbers on file: WEB49903 (Bae Systems (operations) Limited), WEB49903 (Bae Systems (operations) Limited), MSK1369-5-2-4M7 (Bae Systems (operations) Limited).
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 1650-01-071-5017 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.