The Parts Kit,pressure Regulating VA, cataloged under National Stock Number 4820-00-981-6597, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-981-6597 |
| Item Name | Parts Kit,pressure Regulating VA |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Component Quantity | 6 |
| FSC Application Data | DISPERSER,RIOT CONTROL AGENT,HELICOPTER OR VEHICLE-MOUNTED |
| End Item Source | 81361 |
| End Item Name | DISPERSER,RIOT CONTROL AGENT,HELICOPTER OR VEHICLE-MOUNTED,M5 |
| Container Type | BOX |
| Nonsupply Items and Quantities | 99657 J200AB136 PISTON O RING 1,99657 J200AB15 SEAT O RING 1,99657 J39812-1 POPPET SEAT 1,99657 J200AB12 POPPET O RING 1,99657 J200AB14 RETAINER SEAT O RING 1,99657 J200AB116 RETAINER O RING 1 |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY PACKAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| J200AB136ANDJ200AB15AND139812-1 | 3/1 Design control — primary reference U.S. Government activity |
NSN 4820-00-981-6597 is a Parts Kit,pressure Regulating VA, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-00-981-6597: Component Quantity: 6; FSC Application Data: DISPERSER,RIOT CONTROL AGENT,HELICOPTER OR VEHICLE-MOUNTED; End Item Source: 81361; End Item Name: DISPERSER,RIOT CONTROL AGENT,HELICOPTER OR VEHICLE-MOUNTED,M5. 7 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.