The Filtering Pad,air Cooler, cataloged under National Stock Number 4130-01-557-1844, 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 Walker Design, Inc. Dba Walker Design Inc Div Walker Engineering Enterprises, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-01-557-1844 |
| Primary Part Number | 40-1051 |
| Item Name | Filtering Pad,air Cooler |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Walker Design, Inc. Dba Walker Design Inc Div Walker Engineering Enterprises, Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 40-1051 PRIMARY | Walker Design, Inc. Dba Walker Design Inc Div Walker Engineering Enterprises, Inc (USA) |
NSN 4130-01-557-1844 is a Filtering Pad,air Cooler, manufactured by Walker Design, Inc. Dba Walker Design Inc Div Walker Engineering Enterprises, Inc, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-557-1844 has 1 manufacturer part number on file: 40-1051 (Walker Design, Inc. Dba Walker Design Inc Div Walker Engineering Enterprises, Inc).
Key specifications for 40-1051: End Item Identification: SICR 914. 0 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.