The Filter Element,air Conditioning, cataloged under National Stock Number 4130-01-658-3663, 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 Aks Industries Inc Dba Alaska Structures Inc. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4130-01-658-3663 |
| Primary Part Number | AKS-AA255 |
| Item Name | Filter Element,air Conditioning |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Aks Industries Inc Dba Alaska Structures Inc |
| Status | ACTIVE |
| Filtering Media Design | CORRUGATED ALL FILTERING MEDIA RESPONSES |
| Style Designator | RECTANGULAR (INCL SQUARE) |
| Material | ALUMINUM FRAME |
| Material | ALUMINUM ALLOY 3003 BODY |
| 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 |
|---|---|
| AKS-AA255 PRIMARY | Aks Industries Inc Dba Alaska Structures Inc (USA) |
| Reference | Meaning |
|---|---|
| AK-ECU-5T-3400-4.5X9 | 5/9 Secondary reference Aks Industries Inc Dba Alaska Structures Inc |
NSN 4130-01-658-3663 is a Filter Element,air Conditioning, manufactured by Aks Industries Inc Dba Alaska Structures Inc, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-658-3663 has 1 manufacturer part number on file: AKS-AA255 (Aks Industries Inc Dba Alaska Structures Inc).
Key specifications for AKS-AA255: Filtering Media Design: CORRUGATED ALL FILTERING MEDIA RESPONSES; Style Designator: RECTANGULAR (INCL SQUARE); Part Name Assigned by Controlling Agency: THRIFT-AIRE FILTER; End Item Identification: ECU 5T, ALASKA. 4 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.