The Valve,press Safety, cataloged under National Stock Number 4820-01-210-6464, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Anderson Greenwood Lp Dba Anderson Greenwood Crosby. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-210-6464 |
| Primary Part Number | 6230E |
| Item Name | Valve,press Safety |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| 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 |
|---|---|
| 6230E PRIMARY | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| Reference | Meaning |
|---|---|
| 83-4S | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
| C867-7311ITEM46 | 5/9 Secondary reference Chart Inc Div Cryogenic Systems Div |
NSN 4820-01-210-6464 is a Valve,press Safety, manufactured by Anderson Greenwood Lp Dba Anderson Greenwood Crosby, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-210-6464 has 1 manufacturer part number on file: 6230E (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).
2 possible matches (shared part number, not a government interchangeability claim): 5340-01-443-2133, 5110-01-451-0707. Verify interchangeability with system specifications before substitution.
Key specifications for 6230E: End Item Identification: 4220-01-200-4797. 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.