The Filter Element,air Conditioning, cataloged under National Stock Number 4130-00-225-8743, 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 Falls Filtration Technologies, Inc.. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-00-225-8743 |
| Primary Part Number | 124227 |
| Item Name | Filter Element,air Conditioning |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Falls Filtration Technologies, Inc. |
| Status | ACTIVE |
| Maximum Air Flow Rate | 224.0 CUBIC FEET PER MINUTE |
| Filtering Media Design | MESH SECOND FILTERING MEDIA RESPONSE |
| Filtering Media Design | CRIMPED FIRST FILTERING MEDIA RESPONSE |
| Body Overall Length | 15.000 INCHES NOMINAL IN |
| Design Type | REUSABLE |
| Style Designator | RECTANGULAR (INCL SQUARE) |
| Material | ALUMINUM FILTERING MEDIUM |
| Material | METAL FRAME |
| 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 |
|---|---|
| 124227 PRIMARY | Falls Filtration Technologies, Inc. (USA) |
| BUC76102-2 | Unisys Corporation Dba Unisys Corp (USA) |
| Reference | Meaning |
|---|---|
| 4304-6102-2 | 5/9 Secondary reference Lockheed Martin Corp Lockheed Martin Mission Systems |
NSN 4130-00-225-8743 is a Filter Element,air Conditioning, manufactured by Falls Filtration Technologies, Inc., classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-00-225-8743 has 2 manufacturer part numbers on file: 124227 (Falls Filtration Technologies, Inc.), BUC76102-2 (Unisys Corporation Dba Unisys Corp).
2 possible matches (shared part number, not a government interchangeability claim): 5307-00-525-2858, 5330-01-280-7540. Verify interchangeability with system specifications before substitution.
Key specifications for 124227: Maximum Air Flow Rate: 224.0 CUBIC FEET PER MINUTE; Filtering Media Design: MESH SECOND FILTERING MEDIA RESPONSE; Filtering Media Design: CRIMPED FIRST FILTERING MEDIA RESPONSE; Body Overall Length: 15.000 INCHES NOMINAL IN. 9 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.