The Filter,fluid, cataloged under National Stock Number 4330-01-384-0743, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Kaydon Custom Filtration Corporation. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-384-0743 |
| Primary Part Number | 842H-16 APA-A 20 |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Kaydon Custom Filtration Corporation |
| Status | ACTIVE |
| Filtering Media Design | POROUS SINGLE FILTERING MEDIA RESPONSE |
| Design Type | REUSABLE |
| Body Outside Diameter | 25.250 INCHES NOMINAL IN |
| Temp Rating | 225.0 FAHRENHEIT NOMINAL DEGF |
| Body Height | 83.250 INCHES NOMINAL IN |
| Supplementary Features | 150.0GPM DIESEL FUEL |
| Style Designator | LEG MOUNTED BODY AND COVER ASSY (SWING BOLTED) |
| Operating Pressure | 130.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | AIR BLEED VALVE AND DIFFERENTIAL PRESSURE RELIEF VALVE AND DRAIN COCK |
| Filtering Element Quantity | 24 |
| Filtering System for Which Designed | FULL FLOW |
| Surface Treatment | LACQUER BODY |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Mounting Type | BRACKET BOTTOM SIDE |
| 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 |
|---|---|
| 842H-16 APA-A 20 PRIMARY | Kaydon Custom Filtration Corporation (USA) |
| Reference | Meaning |
|---|---|
| 842H-16 APA-A 20SQ SYSTEM | 5/1 Secondary reference Kaydon Custom Filtration Corporation |
NSN 4330-01-384-0743 is a Filter,fluid, manufactured by Kaydon Custom Filtration Corporation, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-384-0743 has 1 manufacturer part number on file: 842H-16 APA-A 20 (Kaydon Custom Filtration Corporation).
Key specifications for 842H-16 APA-A 20: Filtering Media Design: POROUS SINGLE FILTERING MEDIA RESPONSE; Design Type: REUSABLE; Body Outside Diameter: 25.250 INCHES NOMINAL IN; Temp Rating: 225.0 FAHRENHEIT NOMINAL DEGF. 14 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.