The Valve,ball, cataloged under National Stock Number 4820-01-451-7700, 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 5 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-451-7700 |
| Primary Part Number | 261-6899747 ITEM V-1 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Connection Type | FLANGE ALL ENDS |
| Material Document and Classification | MIL-V-24509 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Material | BRONZE OVERALL |
| 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 |
|---|---|
| 261-6899747 ITEM V-1 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| DPN-G1L-A10Z509 | 3/2 Design control — primary reference U.S. Government activity |
| 6899747 | D/9 Drawing number reference only Naval Sea Systems Command |
| DPN-36-24509A N | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| DPN-36-24509A NON-MAG 2 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-451-7700 is a Valve,ball, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-451-7700 has 1 manufacturer part number on file: 261-6899747 ITEM V-1 (Naval Sea Systems Command).
Key specifications for 261-6899747 ITEM V-1: Connection Type: FLANGE ALL ENDS; Material Document and Classification: MIL-V-24509 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Special Features: NON-MAGNETIC; Media for Which Designed: FUEL/OIL, HYDROCARBON SINGLE RESPONSE. 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.