The Air Cleaner,intake, cataloged under National Stock Number 4310-01-185-6765, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Falls Filtration Technologies, Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4310-01-185-6765 |
| Primary Part Number | C19975 |
| Item Name | Air Cleaner,intake |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Falls Filtration Technologies, Inc. |
| Status | ACTIVE |
| Material | STEEL |
| Air Cleaner Type | PERMANENT |
| 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 |
|---|---|
| C19975 PRIMARY | Falls Filtration Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 6066B | C/1 Advisory reference — outside the item-of-supply concept Siemens Energy, Inc. Dba Dresser-Rand |
| 6066B | 5/9 Secondary reference U.S. Government activity |
| 2001141 PIECE 104 | 5/9 Secondary reference U.S. Government activity |
| 2001141 | D/9 Drawing number reference only U.S. Government activity |
| 2001141 PIECE 104 | C/1 Advisory reference — outside the item-of-supply concept Siemens Energy, Inc. Dba Dresser-Rand |
NSN 4310-01-185-6765 is a Air Cleaner,intake, manufactured by Falls Filtration Technologies, Inc., classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-185-6765 has 1 manufacturer part number on file: C19975 (Falls Filtration Technologies, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 2510-01-192-0646, 5950-01-473-2973. Verify interchangeability with system specifications before substitution.
Key specifications for C19975: Material: STEEL; Air Cleaner Type: PERMANENT. 2 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.