The Filter Element,fluid, cataloged under National Stock Number 4330-01-135-1678, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4330-01-135-1678 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Status | ACTIVE |
| Filtering Media Design | SINTERED SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 0.187 INCHES NOMINAL IN |
| Filtration Rating in Microns | 40.0 NOMINAL |
| Flow Direction | INSIDE OUT |
| Design Type | NONREUSABLE |
| Style Designator | ROUND (BASICALLY FLAT) |
| Media for Which Designed | REFRIGERANT |
| Material | STEEL COMP 316 FILTERING MEDIUM |
| Body Thickness | 0.125 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 |
| Reference | Meaning |
|---|---|
| 10130639 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 01-011515 | 1/2 Source control — Government-approved source U.S. Government activity |
| 1000-187-125-40 | 3/9 Design control — primary reference Mott Corp Dba Mott Corp |
NSN 4330-01-135-1678 is a Filter Element,fluid, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3020-01-200-2587. Verify interchangeability with system specifications before substitution.
Key specifications for 4330-01-135-1678: Filtering Media Design: SINTERED SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 0.187 INCHES NOMINAL IN; Filtration Rating in Microns: 40.0 NOMINAL; Flow Direction: INSIDE OUT. 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.