The Valve,flow Control, cataloged under National Stock Number 4820-01-229-1831, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Griswold Controls Llc. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-229-1831 |
| Primary Part Number | 3632BEEO |
| Item Name | Valve,flow Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Griswold Controls Llc |
| Status | ACTIVE |
| Valve Size | 0.500 INCHES IN |
| Body Material | COPPER ALLOY |
| 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 |
|---|---|
| 3632BEEO PRIMARY | Griswold Controls Llc (USA) |
| Reference | Meaning |
|---|---|
| 3632XEEO | 5/9 Secondary reference Griswold Controls Llc |
| 8732 DA-1/2IN.THREADED | 5/9 Secondary reference Griswold Controls Llc |
| 8732DA .50IN TH | C/1 Advisory reference — outside the item-of-supply concept Griswold Controls Llc |
| D-5773 REVD | 5/9 Secondary reference Griswold Controls Llc |
NSN 4820-01-229-1831 is a Valve,flow Control, manufactured by Griswold Controls Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-229-1831 has 1 manufacturer part number on file: 3632BEEO (Griswold Controls Llc).
Key specifications for 3632BEEO: Valve Size: 0.500 INCHES IN; Body Material: COPPER ALLOY. 2 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.