The Register,air, cataloged under National Stock Number 4520-01-504-9944, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-504-9944 |
| Primary Part Number | 512-7067212-F13 |
| Item Name | Register,air |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Frame Removability | ANY ACCEPTABLE |
| Shape | SQUARE |
| Deflector Blade Operating Method | ANY ACCEPTABLE |
| Material | STEEL CORROSION RESISTING |
| Grille Quantity | 1 |
| Blade Vertical Surface Axis Position | ANY ACCEPTABLE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| H643-1701-F132 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| H643-1520-F25 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 512-7067232-F132 | Naval Sea Systems Command (USA) |
| H643-1620-F21 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 512-7067212-F13 PRIMARY | Naval Sea Systems Command (USA) |
| RV20-6X6 | Zf Industrieantriebe Witten Gmbh (DEU) |
| H643-1520-F13 PRIMARY | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 512-7067240-F45 | Naval Sea Systems Command (USA) |
| H643-1901-F41 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 512-7067234-F55 | Naval Sea Systems Command (USA) |
| H643-1710-F55 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 512-7067212-F25 | Naval Sea Systems Command (USA) |
| 512-7067224-F21 | Naval Sea Systems Command (USA) |
| 512-7067244-F41 | Naval Sea Systems Command (USA) |
| H643-1801-F45 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
NSN 4520-01-504-9944 is a Register,air, manufactured by Naval Sea Systems Command, classified under FSC 4520 (No Item Name Available). Status: active.
NSN 4520-01-504-9944 has 15 cross-referenced part numbers: H643-1701-F132 (Electric Boat Corporation Div General Dynamics Electric Boat), H643-1520-F25 (Electric Boat Corporation Div General Dynamics Electric Boat), 512-7067232-F132 (Naval Sea Systems Command), H643-1620-F21 (Electric Boat Corporation Div General Dynamics Electric Boat), 512-7067212-F13 (Naval Sea Systems Command) and 10 more.
Key specifications for 512-7067212-F13: Overall Length: 6.000 INCHES NOMINAL IN; End Item Identification: LOS ANGELES CLASS SSN (688); VENTILATION - CHIEF PETTY OFFICERS QUARTERS & STOREKEEPERS OFFICE; MODULE CONTROL; Frame Removability: ANY ACCEPTABLE; Part Name Assigned by Controlling Agency: DIFFUSER, RECTANGULAR, T-30. 10 total characteristics are documented in the Federal Logistics Information System.