The Switch,thermocouple, cataloged under National Stock Number 5930-01-555-9858, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Palmer Wahl Instruments Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-555-9858 |
| Primary Part Number | M805A TYPE J, BLK 11-20 |
| Item Name | Switch,thermocouple |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Palmer Wahl Instruments Inc. |
| 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 |
| Part Number | Manufacturer |
|---|---|
| M805A TYPE J, BLK 11-20 | Palmer Wahl Instruments Inc. (USA) |
| Reference | Meaning |
|---|---|
| 20090589-3 | 3/2 Design control — primary reference U.S. Government activity |
| 405A RYPE J, BLK 11-20 | 5/9 Secondary reference Emerson Electric Co Doric Scientific Div |
NSN 5930-01-555-9858 is a Switch,thermocouple, manufactured by Palmer Wahl Instruments Inc., classified under FSC 5930, Switches. Status: active.
NSN 5930-01-555-9858 has 1 manufacturer part number on file: M805A TYPE J, BLK 11-20 (Palmer Wahl Instruments Inc.).
Key specifications for M805A TYPE J, BLK 11-20: End Item Identification: FLEXIBLE ENGINE DIAGNOSTIC SYSTEM (FEDS). 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.