The Register,air, cataloged under National Stock Number 4520-01-238-1837, 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 Alter Harry Co the Div of T E C. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-238-1837 |
| Primary Part Number | 72354 |
| Item Name | Register,air |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Alter Harry Co the Div of T E C |
| Status | ACTIVE |
| Shape | ROUND |
| Blade Quantity | 1 |
| Material | STEEL |
| Frame Type | FLAT |
| Frame Removability | NONREMOVABLE |
| Grille Quantity | 4 |
| Deflector Blade Operating Method | ANY ACCEPTABLE |
| Overall Diameter | 17.938 INCHES NOMINAL IN |
| Blade Vertical Surface Axis Position | HORIZONTAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4520-01-238-1837 is a Register,air, manufactured by Alter Harry Co the Div of T E C, classified under FSC 4520 (No Item Name Available). Status: active.
NSN 4520-01-238-1837 has 2 cross-referenced part numbers: 72354 (Alter Harry Co the Div of T E C), 12904 (Interpace Corp Hart and Cooley Div).
There are 8 known substitutes for 4520-01-238-1837: 5305-00-076-2040, 6115-00-295-1208, 5355-00-402-6317 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 72354: Shape: ROUND; Blade Quantity: 1; Material: STEEL; Frame Type: FLAT. 10 total characteristics are documented in the Federal Logistics Information System.