The Grille,metal, cataloged under National Stock Number 1660-01-347-9471, 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 The Boeing Company Div Defense. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-347-9471 |
| Primary Part Number | 75A321194-1001 |
| Item Name | Grille,metal |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Frame Overall Height | 7.150 INCHES NOMINAL IN |
| Frame Opening Height | 6.130 INCHES NOMINAL IN |
| Frame Opening Width | 4.800 INCHES NOMINAL IN |
| Mounting Hole Diameter | 0.195 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN |
| Shape | RECTANGULAR |
| Frame Type | FLAT |
| Core Type | CORE MATERIAL |
| Material | PLASTIC POLYSTYRENE MESH |
| 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 |
|---|---|
| 75A321194-1001 PRIMARY | The Boeing Company Div Defense (USA) |
| 75A321194-1001 | Burke Products Inc (USA) |
NSN 1660-01-347-9471 is a Grille,metal, manufactured by The Boeing Company Div Defense, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-347-9471 has 2 manufacturer part numbers on file: 75A321194-1001 (The Boeing Company Div Defense), 75A321194-1001 (Burke Products Inc).
Key specifications for 75A321194-1001: Mounting Hole Quantity: 4; Frame Overall Height: 7.150 INCHES NOMINAL IN; Frame Opening Height: 6.130 INCHES NOMINAL IN; Frame Opening Width: 4.800 INCHES NOMINAL IN. 9 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.
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.