The Stem,needle Valve, cataloged under National Stock Number 4820-01-067-8268, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Grove Valve Operations. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-067-8268 |
| Primary Part Number | 20527 |
| Item Name | Stem,needle Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Grove Valve Operations |
| 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 |
|---|---|
| 20527 PRIMARY | Grove Valve Operations (USA) |
NSN 4820-01-067-8268 is a Stem,needle Valve, manufactured by Grove Valve Operations, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-067-8268 has 1 manufacturer part number on file: 20527 (Grove Valve Operations).
3 possible matches (shared part number, not a government interchangeability claim): 2910-01-188-3775, 4820-01-233-6172, 4820-01-308-6716. Verify interchangeability with system specifications before substitution.
Key specifications for 20527: Special Features: MATERIAL CORROSION RESISTING STEEL,LENGTH OVERALL 0.938 IN.,MAJOR DIA THREADED UNF 0.312-24,2A FIT,THREAD LENGTH 0.500 IN.,MINOR DIA 0.156 IN.,INTERNAL HEXAGONAL WRENCHING FEATURE IN CARTRIDGE FACE,HEX SIZE 0.156 IN. A. 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.