The Valve Assembly, cataloged under National Stock Number 4820-01-190-4347, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Gyrus Acmi L.p. Dba Circon-Acmi Div. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-190-4347 |
| Primary Part Number | 9129-2 |
| Item Name | Valve Assembly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Gyrus Acmi L.p. Dba Circon-Acmi Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 9129-2 PRIMARY | Gyrus Acmi L.p. Dba Circon-Acmi Div (USA) |
| Reference | Meaning |
|---|---|
| READINESS SPARE PART ITEM | 5/1 Secondary reference U.S. Government activity |
NSN 4820-01-190-4347 is a Valve Assembly, manufactured by Gyrus Acmi L.p. Dba Circon-Acmi Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-190-4347 has 1 manufacturer part number on file: 9129-2 (Gyrus Acmi L.p. Dba Circon-Acmi Div).
Key specifications for 9129-2: Special Features: USED WITH ENDOSCOPIC INSTRUMENT,FIBER OPTIC,FLEXIBLE; 6515011249774; FSCM 02033; PART NO. TX-915MODIFIED. 0 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.