The Sensing Element,temperature, cataloged under National Stock Number 1680-01-220-7399, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-220-7399 |
| Primary Part Number | 35522-0-310 |
| Item Name | Sensing Element,temperature |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems |
| Status | ACTIVE |
| General Characteristics Item Description | CRES END FITTINGS,INCONEL TUBE,EUTIC SALTS SENSING ELEMENTS,RUBBER PROTECTIVE CAPS; 0.500-24UNF-3B THD; 0.022 IN. LG; TEMP SETTING 310 DEG F IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 35522-0-310 PRIMARY | Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems (USA) |
| Reference | Meaning |
|---|---|
| GS815P2-022 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 1680-01-220-7399 is a Sensing Element,temperature, manufactured by Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-220-7399 has 1 manufacturer part number on file: 35522-0-310 (Kidde Technologies, Inc Dba Fenwal Safety Systems Div Fenwall Safety Systems).
Key specifications for 35522-0-310: General Characteristics Item Description: CRES END FITTINGS,INCONEL TUBE,EUTIC SALTS SENSING ELEMENTS,RUBBER PROTECTIVE CAPS; 0.500-24UNF-3B THD; 0.022 IN. LG; TEMP SETTING 310 DEG F IN. 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.
NSN 1680-01-220-7399 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.