The Cylinder,valve Asse, cataloged under National Stock Number 1680-01-175-8938, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Hymatic Engineering Company Limited T/a Honeywell Hymatic. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-175-8938 |
| Primary Part Number | A-LS-131818-01 |
| Item Name | Cylinder,valve Asse |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | The Hymatic Engineering Company Limited T/a Honeywell Hymatic |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; 1.400 IN. SQUARE; 0.665 IN. MIN,0.670 IN MAX O/A H; FOUR 0.195 IN. MIN,0.200 IN. MAX DIA MTG HOLES 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 | X |
| Part Number | Manufacturer |
|---|---|
| A-LS-131818-01 PRIMARY | The Hymatic Engineering Company Limited T/a Honeywell Hymatic (GBR) |
NSN 1680-01-175-8938 is a Cylinder,valve Asse, manufactured by The Hymatic Engineering Company Limited T/a Honeywell Hymatic, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-175-8938 has 1 manufacturer part number on file: A-LS-131818-01 (The Hymatic Engineering Company Limited T/a Honeywell Hymatic).
Key specifications for A-LS-131818-01: General Characteristics Item Description: STEEL; 1.400 IN. SQUARE; 0.665 IN. MIN,0.670 IN MAX O/A H; FOUR 0.195 IN. MIN,0.200 IN. MAX DIA MTG HOLES IN; End Item Identification: ACFT MODEL AV-8. 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 1680-01-175-8938 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.