The Valve,surge Relief,, cataloged under National Stock Number 1680-01-585-4905, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Honeywell Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Valve,surge Relief, |
| FSC / FSG | 1680 — Miscellaneous Aircraft Accessories and Components (FSG 16) |
| Manufacturers | Honeywell Inc (CAGE 1D914) |
| Parameter | Value |
|---|---|
| NSN | 1680-01-585-4905 |
| Primary Part Number | 16P138-9 |
| Item Name | Valve,surge Relief, |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Honeywell Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 16P138-9 PRIMARY | Honeywell Inc (USA) |
| Reference | Meaning |
|---|---|
| 16P138-9 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1680-01-585-4905 is a Valve,surge Relief,, manufactured by Honeywell Inc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-585-4905 has 1 manufacturer part number on file: 16P138-9 (Honeywell Inc).
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.