The Filter Element,air Conditioning, cataloged under National Stock Number 4130-01-499-9879, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Velan Valve Corp.. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-01-499-9879 |
| Primary Part Number | 7543-701-440 16X6X.25 |
| Item Name | Filter Element,air Conditioning |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| Filtering Media Design | CORRUGATED SINGLE FILTERING MEDIA RESPONSE |
| Design Type | REUSABLE |
| Style Designator | RECTANGULAR (INCL SQUARE W/ AIR BAFFLE) |
| Material | ALUMINUM ALLOY FILTERING MEDIUM |
| Material | ALUMINUM FRAME |
| 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 |
|---|---|
| 7543-701-440 16X6X.25 PRIMARY | Velan Valve Corp. (USA) |
| Reference | Meaning |
|---|---|
| 1001109-045 | 5/9 Secondary reference Air-Maze Corp Alfco Div |
NSN 4130-01-499-9879 is a Filter Element,air Conditioning, manufactured by Velan Valve Corp., classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-499-9879 has 1 manufacturer part number on file: 7543-701-440 16X6X.25 (Velan Valve Corp.).
Key specifications for 7543-701-440 16X6X.25: Filtering Media Design: CORRUGATED SINGLE FILTERING MEDIA RESPONSE; Design Type: REUSABLE; Style Designator: RECTANGULAR (INCL SQUARE W/ AIR BAFFLE); Material: ALUMINUM ALLOY FILTERING MEDIUM. 5 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.