| Item Name | Air Register |
| Federal Supply Group (FSG) | Plumbing Heating and Sanitation Equipment |
| Federal Supply Class (FSC) | 4520 Space And Water Heating Equipment |
| National Item Identification Number (NIIN) | 01-238-1837 (012381837) |
| NCB Code | USA (01) |
| Manufacturer | Interpace Corp, Alter Harry Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABFY | Overall Depth | 2.750 INCHES NOMINAL |
| MATT | Material | STEEL |
| AJLB | Blade Quantity | 1 |
| ADAV | Overall Diameter | 17.938 INCHES NOMINAL |
| ALDF | Frame Type | FLAT |
| MRC | Decoded Requirement | Clear Text Reply |
| ASJS | Grille Quantity | 4 |
| ASMG | Deflector Blade Operating Method | ANY ACCEPTABLE |
| ASJR | Frame Removability | NONREMOVABLE |
| SHPE | Shape | ROUND |
| ASMH | Blade Vertical Surface Axis Position | HORIZONTAL |
| Relevant Components for NSN - 4520-01-238-1837, 4520012381837 | ||||
| 4520-01-260-0353 (4520012600353) | 4520-00-580-6016 (4520005806016) | 4510-00-640-6632 (4510006406632) | 4520-00-273-1124 (4520002731124) | |
| 4520-01-394-8201 (4520013948201) | 4530-01-120-2717 (4530011202717) | 4520-00-382-5668 (4520003825668) | 4520-00-739-7041 (4520007397041) | |
| 4520-00-647-1967 (4520006471967) | 4540-01-056-9428 (4540010569428) | 4520-01-242-0016 (4520012420016) | 4540-00-972-8478 (4540009728478) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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