The Switch,engine Temperature,automo, cataloged under National Stock Number 2990-01-465-9252, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-465-9252 |
| Primary Part Number | 3468AS1300-28 |
| Item Name | Switch,engine Temperature,automo |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Precious Material and Location | CONTACTS SILVER |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 3468AS1300-28 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 3468AS1300 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 051ABA220B-180B | 3/2 Design control — primary reference U.S. Government activity |
NSN 2990-01-465-9252 is a Switch,engine Temperature,automo, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-465-9252 has 1 manufacturer part number on file: 3468AS1300-28 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 3468AS1300-28: Overall Length: 2.454 INCHES NOMINAL IN; Special Features: OPEN ON RISE. 180 TO 220 DEG. F. STANDARD OPERATING TEMPERATURE RANGE; Precious Material and Location: CONTACTS SILVER; Part Name Assigned by Controlling Agency: SWITCH,THERMAL,ENGINE OVERTEMP. 2 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.