The Sieve,test, cataloged under National Stock Number 6635-00-641-7367, is classified within Federal Supply Class 6635 (Physical Properties Testing and Inspection) of the Instruments and Laboratory Equipment group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6635-00-641-7367 |
| Item Name | Sieve,test |
| FSC / FSG | 6635 / 66 — Physical Properties Testing and Inspection |
| Status | ACTIVE |
| Mesh Size/sieve Designation | 300MICRON |
| Depth From Frame Top to Perforated Portion | 1.000 INCHES NOMINAL IN |
| Opening Size | 0.01 INCHES IN |
| Design Type | WOVEN WIRE CLOTH |
| Shape | ROUND |
| Removability Feature | NOT INCLUDED |
| Nondefinitive Spec/std Data | 1 TYPE AND 1 CLASS AND NO. 50 SIZE |
| Inside Diameter | 8.000 INCHES NOMINAL IN |
| Sieve Height Characteristic | HALF HEIGHT |
| Mesh Type | US STD |
| Material | COPPER ALLOY FRAME |
| Material | COPPER ALLOY LOCATION NOT OTHERWISE SPECIFIED |
| Wire Diameter | 0.007 INCHES MINIMUM AND 0.010 INCHES MAXIMUM 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 |
|---|---|
| RRS366 TYPE 1 | 3/2 Design control — primary reference U.S. Government activity |
| RRS366TYPE1CLASS1 | 5/9 Secondary reference U.S. Government activity |
| 391-50 | 5/2 Secondary reference U.S. Government activity |
| ASTM E11 | 3/1 Design control — primary reference U.S. Government activity |
NSN 6635-00-641-7367 is a Sieve,test, classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 6680-01-323-8218, 5340-01-544-8023, 4240-01-621-8641. Verify interchangeability with system specifications before substitution.
Key specifications for 6635-00-641-7367: Mesh Size/sieve Designation: 300MICRON; Depth From Frame Top to Perforated Portion: 1.000 INCHES NOMINAL IN; Opening Size: 0.01 INCHES IN; Design Type: WOVEN WIRE CLOTH. 13 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.