The Ring,fit Up,ball Valve, cataloged under National Stock Number 4820-01-208-3140, 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 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-208-3140 |
| Primary Part Number | 209-2144044 PIECE 23 |
| Item Name | Ring,fit Up,ball Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| General Characteristics Item Description | NICKEL COPPER; 15.750 IN. OD; 9.125 IN. ID; 12 HOLES 0.812 IN. DIA EQUALLY SPACED ON 14.125 IN. DIA BOLT CIRCLES; 0.625 IN. MINIMUM W,1.375 IN. MAXIMUM W TO SUIT FIT UP IN |
| 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 |
|---|---|
| 209-2144044 PIECE 23 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 209-2144044 | D/9 Drawing number reference only Naval Sea Systems Command |
| 77721-21X2 PIECE 23 | 3/2 Design control — primary reference U.S. Government activity |
| 77721-21X2 | D/9 Drawing number reference only U.S. Government activity |
NSN 4820-01-208-3140 is a Ring,fit Up,ball Valve, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-208-3140 has 1 manufacturer part number on file: 209-2144044 PIECE 23 (Naval Sea Systems Command).
Key specifications for 209-2144044 PIECE 23: General Characteristics Item Description: NICKEL COPPER; 15.750 IN. OD; 9.125 IN. ID; 12 HOLES 0.812 IN. DIA EQUALLY SPACED ON 14.125 IN. DIA BOLT CIRCLES; 0.625 IN. MINIMUM W,1.375 IN. MAXIMUM W TO SUIT FIT UP IN. 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.