The Filter Unit,microporous, cataloged under National Stock Number 6640-01-570-3587, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. The manufacturer of record is Emd Millipore Corp Dba Milliporesigma Div Emd Millipore Corporation. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6640-01-570-3587 |
| Primary Part Number | HTTP04700 |
| Item Name | Filter Unit,microporous |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Manufacturer | Emd Millipore Corp Dba Milliporesigma Div Emd Millipore Corporation |
| Status | ACTIVE |
| Filtration Rating in Microns | 0.4 NOMINAL |
| Filter Disk Size Accommodated | 47.0 MILLIMETERS MM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HTTP04700 PRIMARY | Emd Millipore Corp Dba Milliporesigma Div Emd Millipore Corporation (USA) |
NSN 6640-01-570-3587 is a Filter Unit,microporous, manufactured by Emd Millipore Corp Dba Milliporesigma Div Emd Millipore Corporation, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
NSN 6640-01-570-3587 has 1 manufacturer part number on file: HTTP04700 (Emd Millipore Corp Dba Milliporesigma Div Emd Millipore Corporation).
Key specifications for HTTP04700: Filtration Rating in Microns: 0.4 NOMINAL; Filter Disk Size Accommodated: 47.0 MILLIMETERS MM; Special Features: POLYCARBONATE MEMBRANE; TRACK-ETCHED SCREEN; FOR AIRBORNE CONTAMINATES AND OTHER PARTICLES; OPTICAL OR MICROSCOPY; SMOOTH GLASS-LIKE SURFACE; 7-22 MICRO MILLIMETER THICKNESS; 1.6 REFRACTIVE INDEX; 5-20 PCT POROSITY. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.