The Flapper,scoop Tube, cataloged under National Stock Number 1660-00-822-8052, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1660-00-822-8052 |
| Primary Part Number | 528250-1 |
| Item Name | Flapper,scoop Tube |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY QQ-A-327 6061-T6;ANODIZED EMS241;3.660 IN. LG;2.045 IN. W O/A;0.032 IN. MATERIAL THK;TWO KNUCKLES W/0.131 IN. DIA PIN HOLE;1.950 IN. RADIUS OF LEAF EDGE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 528250-1 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| Reference | Meaning |
|---|---|
| 528250-1 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
NSN 1660-00-822-8052 is a Flapper,scoop Tube, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-00-822-8052 has 1 manufacturer part number on file: 528250-1 (Honeywell International Inc. Div Aerospace - Torrance).
Key specifications for 528250-1: General Characteristics Item Description: ALUMINUM ALLOY QQ-A-327 6061-T6;ANODIZED EMS241;3.660 IN. LG;2.045 IN. W O/A;0.032 IN. MATERIAL THK;TWO KNUCKLES W/0.131 IN. DIA PIN HOLE;1.950 IN. RADIUS OF LEAF EDGE IN. 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.