The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-073-4284, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Vernatherm Llc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-073-4284 |
| Primary Part Number | VD109118 |
| Item Name | Valve,relief,pressure and Temper |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Vernatherm Llc |
| Status | ACTIVE |
| Flow Control Device | CONE, BOTTOM GUIDED |
| Second End Relationship with First End | NOT IDENTICAL |
| End Connection Quantity | 2 |
| Temp Control Device Type | FUSIBLE |
| Temp Adjustability | ADJUSTABLE |
| 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 |
|---|---|
| VD109118 PRIMARY | Vernatherm Llc (USA) |
| 12267792 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| CT1716-03 PRIMARY | Caltherm Corp (USA) |
| Reference | Meaning |
|---|---|
| DAX13118 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 4820-01-073-4284 is a Valve,relief,pressure and Temper, manufactured by Vernatherm Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-073-4284 has 3 manufacturer part numbers on file: VD109118 (Vernatherm Llc), 12267792 (U S Army Tank Automotive Command Amsta-Im-Mm), CT1716-03 (Caltherm Corp).
Key specifications for VD109118: Flow Control Device: CONE, BOTTOM GUIDED; Second End Relationship with First End: NOT IDENTICAL; End Connection Quantity: 2; Temp Control Device Type: FUSIBLE. 5 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.