The Switch,flow, cataloged under National Stock Number 5930-01-335-0189, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5930-01-335-0189 |
| Primary Part Number | 21328 |
| Item Name | Switch,flow |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 21328 PRIMARY | Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div (USA) |
| Reference | Meaning |
|---|---|
| 209773 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5930-01-335-0189 is a Switch,flow, manufactured by Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-335-0189 has 1 manufacturer part number on file: 21328 (Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div).
3 possible matches (shared part number, not a government interchangeability claim): 4820-01-543-6859, 6685-01-627-3191, 4130-01-671-3297. Verify interchangeability with system specifications before substitution.
Key specifications for 21328: End Item Identification: 1680-01-013-3177 DRIVE,CONSTANT SPEED. 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.