The Valve,ball, cataloged under National Stock Number 4820-01-349-8041, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-349-8041 |
| Primary Part Number | DF330654 ASSEMBLY 95L1 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Bolt Circle Nominal Diameter | 19.163 INCHES ALL ENDS IN |
| Criticality Code Justification | ZZZY |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | CROSS FLANGED ENDS |
| Operating Pressure | 20000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS |
| Valve Size | 5.000 INCHES IN |
| First Connection Face to Centerline Distance | 8.063 INCHES IN |
| Material | COPPER ALLOY BODY |
| Valve Operation Method | HYDRAULIC |
| Reference Number Differentiating Characteristics | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERAIL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| DF330654 ASSEMBLY 95L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 801-6404977 ASSEMBLY 95L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 211003130L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 211003130 | 3/1 Design control — primary reference Naval Sea Systems Command |
| DF330654 ASSEMBLY 95 | 5/1 Secondary reference Naval Sea Systems Command |
| 801-6404977 ASSEMBLY 95 | 5/1 Secondary reference Naval Sea Systems Command |
NSN 4820-01-349-8041 is a Valve,ball, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-349-8041 has 3 manufacturer part numbers on file: DF330654 ASSEMBLY 95L1 (Naval Inventory Control Point Mechanicsburg), 801-6404977 ASSEMBLY 95L1 (Naval Inventory Control Point Mechanicsburg), 211003130L1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for DF330654 ASSEMBLY 95L1: Bolt Circle Nominal Diameter: 19.163 INCHES ALL ENDS IN; Criticality Code Justification: ZZZY; Connection Type: FLANGE ALL ENDS; Style Designator: CROSS FLANGED ENDS. 10 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.
NSN 4820-01-349-8041 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.