The Head,safety,pressure Relief, cataloged under National Stock Number 4820-01-444-4784, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Technetics Group Llc Dba Technetics Group Deland Div Technetics Group Deland. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-444-4784 |
| Primary Part Number | 48-6685 |
| Item Name | Head,safety,pressure Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Technetics Group Llc Dba Technetics Group Deland Div Technetics Group Deland |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 48-6685 PRIMARY | Technetics Group Llc Dba Technetics Group Deland Div Technetics Group Deland (USA) |
| Reference | Meaning |
|---|---|
| 901-366-333 | D/9 Drawing number reference only U.S. Government activity |
| 901-366-333-101 | 1/2 Source control — Government-approved source U.S. Government activity |
| 48-6685 | 3/9 Design control — primary reference Technetics Group Llc Dba Technetics Group Burbank |
NSN 4820-01-444-4784 is a Head,safety,pressure Relief, manufactured by Technetics Group Llc Dba Technetics Group Deland Div Technetics Group Deland, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-444-4784 has 1 manufacturer part number on file: 48-6685 (Technetics Group Llc Dba Technetics Group Deland Div Technetics Group Deland).
Key specifications for 48-6685: End Item Identification: PREPROVISIONING SUPPORT NAVICP IS POE. 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.