The Filter Unit,microporous, cataloged under National Stock Number 6640-01-580-3733, is classified within Federal Supply Class 6640 (Laboratory Equipment and Supplies) of the Instruments and Laboratory Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6640-01-580-3733 |
| Item Name | Filter Unit,microporous |
| FSC / FSG | 6640 / 66 — Laboratory Equipment and Supplies |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| FR300 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6640-01-580-3733 is a Filter Unit,microporous, classified under FSC 6640, Laboratory Equipment and Supplies. Status: active.
Key specifications for 6640-01-580-3733: Overall Height: 7.500 INCHES NOMINAL IN; Overall Length: 10.375 INCHES NOMINAL IN; Overall Width: 12.500 INCHES NOMINAL IN; Special Features: DEFUMIGATOR IS A SELF-CONTAINED CYANOACRYLATE FILTRATION SYSTEM; NOXIOUS ODORS AND FUMES INSIDE THE CHAMBER ARE DRAWN THROUGH A >99% EFFICIENT FILTERING SYSTEM COMPRISED OF A HEPA FILTER AND BONDED CARBON-ACTIVATED FILTER; SHIPPED READY FOR IMMEDIATE USE. 0 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.