The Filter Element,air Conditioning, cataloged under National Stock Number 4130-01-028-0889, 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 Northrop Grumman Systems Corporation. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-01-028-0889 |
| Primary Part Number | 143840-1 |
| Item Name | Filter Element,air Conditioning |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Filtering Media Design | CRIMPED FIRST FILTERING MEDIA RESPONSE |
| Filtering Media Design | LAYERED SECOND FILTERING MEDIA RESPONSE |
| Body Overall Length | 9.000 INCHES NOMINAL IN |
| Design Type | REUSABLE |
| Style Designator | RECTANGULAR (INCL SQUARE) |
| Material Document and Classification | RR-W-365,TYPE 7 FED SPEC 1ST MATERIAL RESPONSE FILTERING MEDIUM |
| Material | ALUMINUM ALLOY FILTERING MEDIUM |
| Body Thickness | 0.500 INCHES NOMINAL IN |
| 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 |
|---|---|
| 143840-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 123035 | C/1 Advisory reference — outside the item-of-supply concept Falls Filtration Technologies, Inc. |
NSN 4130-01-028-0889 is a Filter Element,air Conditioning, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-028-0889 has 1 manufacturer part number on file: 143840-1 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-480-3601. Verify interchangeability with system specifications before substitution.
Key specifications for 143840-1: Filtering Media Design: CRIMPED FIRST FILTERING MEDIA RESPONSE; Filtering Media Design: LAYERED SECOND FILTERING MEDIA RESPONSE; Body Overall Length: 9.000 INCHES NOMINAL IN; Design Type: REUSABLE. 8 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.