The Valve,pressure Equalizing,gaseou, cataloged under National Stock Number 4820-01-445-1127, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Agm Container Controls Inc Dba Agm Container Controls Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-445-1127 |
| Primary Part Number | TA770-30-05-R |
| Item Name | Valve,pressure Equalizing,gaseou |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Agm Container Controls Inc Dba Agm Container Controls Inc |
| Status | ACTIVE |
| Body Style | SINGLE CONNECTION, STRAIGHT FLOW |
| End Connection Quantity | 1 |
| First End Connection Type | THREADED EXTERNAL TUBE |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| Material | ALUMINUM AND PLASTIC SILICONE BODY |
| Valve Relief Design Type | PRESSURE AND VACUUM |
| 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 |
|---|---|
| TA770-30-05-R PRIMARY | Agm Container Controls Inc Dba Agm Container Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| TA770-30-05-R | 5/9 Secondary reference Arizona Gear and Mfg Co |
| MIL-V-27166 | 4/1 Identification reference U.S. Government activity |
NSN 4820-01-445-1127 is a Valve,pressure Equalizing,gaseou, manufactured by Agm Container Controls Inc Dba Agm Container Controls Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-445-1127 has 1 manufacturer part number on file: TA770-30-05-R (Agm Container Controls Inc Dba Agm Container Controls Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-491-0556. Verify interchangeability with system specifications before substitution.
Key specifications for TA770-30-05-R: Body Style: SINGLE CONNECTION, STRAIGHT FLOW; End Connection Quantity: 1; First End Connection Type: THREADED EXTERNAL TUBE; Material: PLASTIC POLYTETRAFLUOROETHYLENE SEAT. 6 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.