The Support,screen Filter, cataloged under National Stock Number 4920-00-405-5941, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Emd Millipore Corp Dba Milliporesigma Div Emd Millipore Corporation. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 4920-00-405-5941 |
| Primary Part Number | YY22-090-64 |
| Item Name | Support,screen Filter |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Emd Millipore Corp Dba Milliporesigma Div Emd Millipore Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | 90 MILLIAMETER DIA |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| YY22-090-64 PRIMARY | Emd Millipore Corp Dba Milliporesigma Div Emd Millipore Corporation (USA) |
| Reference | Meaning |
|---|---|
| B189 | 7/2 Vendor item drawing reference Emd Millipore Corp Dba Milliporesigma Div Emd Millipore Corporation |
NSN 4920-00-405-5941 is a Support,screen Filter, manufactured by Emd Millipore Corp Dba Milliporesigma Div Emd Millipore Corporation, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-405-5941 has 1 manufacturer part number on file: YY22-090-64 (Emd Millipore Corp Dba Milliporesigma Div Emd Millipore Corporation).
4 possible matches (shared part number, not a government interchangeability claim): 5940-00-481-3164, 5120-00-567-5433, 6145-00-669-6642. Verify interchangeability with system specifications before substitution.
Key specifications for YY22-090-64: General Characteristics Item Description: 90 MILLIAMETER DIA. 1 specification is 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.