The Ball Assembly, cataloged under National Stock Number 4820-00-582-4641, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Solar Turbines Incorporated Dba Solar Turbines Incorporated. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-00-582-4641 |
| Primary Part Number | 901088C91 |
| Item Name | Ball Assembly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Solar Turbines Incorporated Dba Solar Turbines Incorporated |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF 1 EA BALL TYPE DISK;1 EA SPRING DISK ARM;1 EA WASHER |
| 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 |
|---|---|
| 901088C91 PRIMARY | Solar Turbines Incorporated Dba Solar Turbines Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 901088C91 | 5/9 Secondary reference Rtx Corporation Div Pratt & Whitney |
NSN 4820-00-582-4641 is a Ball Assembly, manufactured by Solar Turbines Incorporated Dba Solar Turbines Incorporated, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-582-4641 has 1 manufacturer part number on file: 901088C91 (Solar Turbines Incorporated Dba Solar Turbines Incorporated).
Key specifications for 901088C91: General Characteristics Item Description: CONSISTS OF 1 EA BALL TYPE DISK;1 EA SPRING DISK ARM;1 EA WASHER. 1 specification is 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.