The Valve,ball, cataloged under National Stock Number 4820-01-549-7553, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-549-7553 |
| Primary Part Number | 725187A |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 LEVER |
| Operating Pressure | 7250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Material | STEEL OVERALL |
| Material | PLASTIC ACETAL SEAT |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| APK2#6-12DB | Lake Shore Systems, Inc. (USA) |
| 725187A PRIMARY | Lake Shore Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 725187A | 5/9 Secondary reference Jarp Industries |
NSN 4820-01-549-7553 is a Valve,ball, manufactured by Lake Shore Systems, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-549-7553 has 2 manufacturer part numbers on file: APK2#6-12DB (Lake Shore Systems, Inc.), 725187A (Lake Shore Systems, Inc.).
Key specifications for 725187A: Furnished Items and Quantity: 1 LEVER; Operating Pressure: 7250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Special Features: MANIFOLD MOUNT WITH 4 HOLES; SEAT AND STEM SEALS MATERIAL: POM; USED ON MANIFOLD P/N F071545; Part Name Assigned by Controlling Agency: HIGH PRESSURE BALL VALVE. 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.