The Clamping B3ock,rain, cataloged under National Stock Number 1650-00-237-3442, 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 Trelleborg Industrial Avs. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Clamping B3ock,rain |
| FSC / FSG | 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components (FSG 16) |
| Manufacturers | Bae Systems (operations) Limited (CAGE U9143); Trelleborg Industrial Avs (CAGE U0100) |
| Parameter | Value |
|---|---|
| NSN | 1650-00-237-3442 |
| Primary Part Number | F274048 |
| Item Name | Clamping B3ock,rain |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Trelleborg Industrial Avs |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| F274048 | Bae Systems (operations) Limited (GBR) |
| F274048 PRIMARY | Trelleborg Industrial Avs (GBR) |
| Reference | Meaning |
|---|---|
| F274048 | 5/9 Secondary reference British Aerospace (military Aircraft & Aerostructures) |
| F274048 | C/1 Advisory reference — outside the item-of-supply concept Bae Systems Plc |
NSN 1650-00-237-3442 is a Clamping B3ock,rain, manufactured by Trelleborg Industrial Avs, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-237-3442 has 2 manufacturer part numbers on file: F274048 (Bae Systems (operations) Limited), F274048 (Trelleborg Industrial Avs).
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.