The Rotor,air Compressor, cataloged under National Stock Number 4310-01-720-7966, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Fm Af, Llc Dba American Fan Company. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-720-7966 |
| Primary Part Number | 505551-684 (C.W) |
| Item Name | Rotor,air Compressor |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Fm Af, Llc Dba American Fan Company |
| Status | ACTIVE |
| Material | ALUMINUM |
| Compressor Source | 75477 |
| 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 |
|---|---|
| 505551-684 (C.W) PRIMARY | Fm Af, Llc Dba American Fan Company (USA) |
| Reference | Meaning |
|---|---|
| FF-19119/REV A8/PAGE 2/NO 4 | D/9 Drawing number reference only Fm Af, Llc Dba American Fan Company |
| FF-19119 REV A8, NO 4 | D/9 Drawing number reference only Fm Af, Llc Dba American Fan Company |
NSN 4310-01-720-7966 is a Rotor,air Compressor, manufactured by Fm Af, Llc Dba American Fan Company, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-720-7966 has 1 manufacturer part number on file: 505551-684 (C.W) (Fm Af, Llc Dba American Fan Company).
Key specifications for 505551-684 (C.W): Part Name Assigned by Controlling Agency: WHEEL ASSEMBLY (12 BLADES); End Item Identification: CENTRIFUGAL FAN XCC1/2A4; Material: ALUMINUM; Compressor Source: 75477. 2 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.