The Filter Element,air Conditioning, cataloged under National Stock Number 4130-01-262-2263, 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 Camfil Farr Inc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4130-01-262-2263 |
| Primary Part Number | 79121-2 S4S4 |
| Item Name | Filter Element,air Conditioning |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Camfil Farr Inc |
| Status | ACTIVE |
| Filtering Media Design | MESH SINGLE FILTERING MEDIA RESPONSE |
| Body Overall Length | 20.000 INCHES NOMINAL IN |
| Design Type | REUSABLE |
| Mesh Size | 14.000 |
| Style Designator | RECTANGULAR (INCL SQUARE) |
| Material | COPPER ALLOY FRAME |
| Material | COPPER ALLOY FILTERING MEDIUM |
| Body Thickness | 2.000 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 |
|---|---|
| C4C4-16X20X2 | Farr Co (USA) |
| 079121002 | Camfil Farr Inc (USA) |
| 79121-2 S4S4 PRIMARY | Camfil Farr Inc (USA) |
| Reference | Meaning |
|---|---|
| 95636-2 | 5/9 Secondary reference Farr Co |
NSN 4130-01-262-2263 is a Filter Element,air Conditioning, manufactured by Camfil Farr Inc, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-262-2263 has 3 manufacturer part numbers on file: C4C4-16X20X2 (Farr Co), 079121002 (Camfil Farr Inc), 79121-2 S4S4 (Camfil Farr Inc).
Key specifications for 79121-2 S4S4: Filtering Media Design: MESH SINGLE FILTERING MEDIA RESPONSE; Body Overall Length: 20.000 INCHES NOMINAL IN; Design Type: REUSABLE; Mesh Size: 14.000. 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.