The Valve,ball, cataloged under National Stock Number 4820-01-604-8905, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Van Steenburgh Engineering Laboratories, Inc. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-604-8905 |
| Primary Part Number | 12-042 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Van Steenburgh Engineering Laboratories, Inc |
| Status | ACTIVE |
| Valve Model Number for Which Designed | BV AND JV AND LV AND CV |
| Media for Which Designed | REFRIGERANT SINGLE RESPONSE |
| 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 |
|---|---|
| 12-042 PRIMARY | Van Steenburgh Engineering Laboratories, Inc (USA) |
NSN 4820-01-604-8905 is a Valve,ball, manufactured by Van Steenburgh Engineering Laboratories, Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-604-8905 has 1 manufacturer part number on file: 12-042 (Van Steenburgh Engineering Laboratories, Inc).
Key specifications for 12-042: Valve Model Number for Which Designed: BV AND JV AND LV AND CV; Special Features: USED ON MODELS BV,JV,LV AND CV REFRIGERANT SYSTEMS; LENGTH 9.0 IN, WIDTH 6.0 IN IN; Media for Which Designed: REFRIGERANT SINGLE RESPONSE; Part Name Assigned by Controlling Agency: REFRIGERANT BALL VALVER FILTER. 2 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.