The Filter Unit,microporous, cataloged under National Stock Number 6640-01-233-7603, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Skc Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6640-01-233-7603 |
| Primary Part Number | 225-3-01 |
| Item Name | Filter Unit,microporous |
| FSC / FSG | 6640 / 66 — No Item Name Available |
| Manufacturer | Skc Inc |
| Status | ACTIVE |
| Unit Package Quantity | 50 |
| Filter Disk Size Accommodated | 37.0 MILLIMETERS MM |
| Material | CELLULOSE |
| Accessory Components and Quantity | CONSIST OF WHITE,THIN; MCE MEMBRANE FILTER W/PAD 1; CLEAR STYRENE ACRYLONITRILE (SAN) CASSETTE CASE 3-SECTIONS AND SEALING PLUGS |
| Grid Markings | NOT INCLUDED |
| Filtration Rating in Microns | 0.8 ABSOLUTE |
| Absorbent Pad | INCLUDED |
| Unit Package Type | PACKAGE |
| Filtering Area | 9.0 SQUARE CENTIMETERS NOMINAL |
| Unit Type | AEROSOL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| CASSETTE WITH FILTER | Skc Inc (USA) |
| SKC 225-3-01 | Air-Met Scientific Pty Ltd (AUS) |
| 739MCE | Cole-Parmer Instrument Co Llc (USA) |
| 225-3-01 PRIMARY | Skc Inc (USA) |
NSN 6640-01-233-7603 is a Filter Unit,microporous, manufactured by Skc Inc, classified under FSC 6640 (No Item Name Available). Status: active.
NSN 6640-01-233-7603 has 4 cross-referenced part numbers: CASSETTE WITH FILTER (Skc Inc), SKC 225-3-01 (Air-Met Scientific Pty Ltd), 739MCE (Cole-Parmer Instrument Co Llc), 225-3-01 (Skc Inc).
There are 3 known substitutes for 6640-01-233-7603: 5950-00-295-7554, 6640-01-233-7602, 6515-01-566-6609. Verify interchangeability with system specifications before substitution.
Key specifications for 225-3-01: Unit Package Quantity: 50; Filter Disk Size Accommodated: 37.0 MILLIMETERS MM; Material: CELLULOSE; Accessory Components and Quantity: CONSIST OF WHITE,THIN; MCE MEMBRANE FILTER W/PAD 1; CLEAR STYRENE ACRYLONITRILE (SAN) CASSETTE CASE 3-SECTIONS AND SEALING PLUGS. 12 total characteristics are documented in the Federal Logistics Information System.