The Parts Kit,pressure Regulating VA, cataloged under National Stock Number 4820-01-287-7833, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Spirax Sarco Inc Dba Spirax Sarco. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-287-7833 |
| Primary Part Number | 63237 |
| Item Name | Parts Kit,pressure Regulating VA |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Spirax Sarco Inc Dba Spirax Sarco |
| Status | ACTIVE |
| Component Quantity | 6 |
| End Item Source | 53059 |
| End Item Name | VALVE |
| Nonsupply Items and Quantities | 53059 62897 PILOT VALVE GASKET 2,53059 52117 HEAD 1,53059 52113 SEAT 1,53059 52155 SEAT GASKET 1,53059 62918 CAP GASKET 1 |
| 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 |
|---|---|
| 63237 PRIMARY | Spirax Sarco Inc Dba Spirax Sarco (USA) |
| Reference | Meaning |
|---|---|
| J -980 | D/9 Drawing number reference only Spirax Sarco Inc Dba Spirax Sarco |
NSN 4820-01-287-7833 is a Parts Kit,pressure Regulating VA, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-287-7833 has 1 manufacturer part number on file: 63237 (Spirax Sarco Inc Dba Spirax Sarco).
Key specifications for 63237: Component Quantity: 6; End Item Source: 53059; End Item Name: VALVE; Nonsupply Items and Quantities: 53059 62897 PILOT VALVE GASKET 2,53059 52117 HEAD 1,53059 52113 SEAT 1,53059 52155 SEAT GASKET 1,53059 62918 CAP GASKET 1. 4 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.