The Adapter,valve, cataloged under National Stock Number 4820-01-194-4023, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Air Warfare Center Weapons Div. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-194-4023 |
| Primary Part Number | 4693377-2 |
| Item Name | Adapter,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Air Warfare Center Weapons Div |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL CRES QQ-S-763,OVERALL DIA 1.625 IN.,LENGTH 2.300 IN.,ONE END THREADED 3/4-14 NPT,SECOND END THREADED 9/16- 18 UNF 2B IN |
| 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 |
|---|---|
| 4592606 ITEM 5 | Naval Air Warfare Center Weapons Div (USA) |
| 4693377-2 PRIMARY | Naval Air Warfare Center Weapons Div (USA) |
| Reference | Meaning |
|---|---|
| 4693377-2 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 4820-01-194-4023 is a Adapter,valve, manufactured by Naval Air Warfare Center Weapons Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-194-4023 has 2 manufacturer part numbers on file: 4592606 ITEM 5 (Naval Air Warfare Center Weapons Div), 4693377-2 (Naval Air Warfare Center Weapons Div).
Key specifications for 4693377-2: General Characteristics Item Description: MATERIAL CRES QQ-S-763,OVERALL DIA 1.625 IN.,LENGTH 2.300 IN.,ONE END THREADED 3/4-14 NPT,SECOND END THREADED 9/16- 18 UNF 2B 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.
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.