The Valve,ball, cataloged under National Stock Number 4820-01-524-2697, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-524-2697 |
| Primary Part Number | 801-6408780 ASSY 96 MODIFIED |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDLE AND 1 LOCKING DEVICE |
| Connection Style | SOCKET (TUBE) ALL ENDS |
| Minimum Operating Temp | 40.0 FAHRENHEIT DEGF |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | ASTM A351 CF3M ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM A351 CF3M ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Nominal Outside Diameter Tube Accommodated | 1.000 INCHES ALL ENDS IN |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Specification/standard Data | 53711 - 801-6408780 REV E GOVERNMENT SPECIFICATION |
| Maximum Operating Temp | 158.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Departure From Cited Document | MODIFIED BY USE OF HANDLE PC 55 IN LIEU OF PC 44, AND WITH LOCKING DEVICE (PC 57, QTY 2, PCS 58, 59, 60, QTY 1 EA) IN |
| Media for Which Designed | AIR FIRST RESPONSE |
| Media for Which Designed | WATER, FRESH SECOND RESPONSE |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Material | STEEL CORROSION RESISTING BODY |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 801-6408780 ASSY 96 MODIFIED | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| DF330640 ASSY 96 MODIFIED | 5/2 Secondary reference U.S. Government activity |
| 11-NS-0865 | 3/2 Design control — primary reference U.S. Government activity |
| 6408780 REV E | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4820-01-524-2697 is a Valve,ball, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-524-2697 has 1 manufacturer part number on file: 801-6408780 ASSY 96 MODIFIED (Naval Sea Systems Command).
Key specifications for 801-6408780 ASSY 96 MODIFIED: Furnished Items and Quantity: 1 HANDLE AND 1 LOCKING DEVICE; Connection Style: SOCKET (TUBE) ALL ENDS; Minimum Operating Temp: 40.0 FAHRENHEIT DEGF; Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS. 17 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 4820-01-524-2697 has DEMIL Code D. 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.