The Stem,needle Valve, cataloged under National Stock Number 4820-01-323-3593, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is The Boeing Company Div Services. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-323-3593 |
| Primary Part Number | 87500320-002 |
| Item Name | Stem,needle Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | The Boeing Company Div Services |
| Status | ACTIVE |
| 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 |
|---|---|
| 87500320-002 | The Boeing Company Div Services (USA) |
| Reference | Meaning |
|---|---|
| 87500320-002 | 5/9 Secondary reference U.S. Government activity |
| 87500320-002 | 3/2 Design control — primary reference U.S. Government activity |
| 10342319 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 87500320-002 | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 4820-01-323-3593 is a Stem,needle Valve, manufactured by The Boeing Company Div Services, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-323-3593 has 1 manufacturer part number on file: 87500320-002 (The Boeing Company Div Services).
Key specifications for 87500320-002: Overall Length: 0.340 INCHES NOMINAL IN; End Item Identification: GROUND SUPPORT EQUIPMENT F-18 AIRCRAFT. 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.