The Ball,valve,ported, cataloged under National Stock Number 4820-01-514-2759, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Virginia Industries, Inc. Div Hartford Technologies, Inc.. Government technical data includes 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-514-2759 |
| Primary Part Number | 3/16 IN TYPE 302ST GRADE 100 |
| Item Name | Ball,valve,ported |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Virginia Industries, Inc. Div Hartford Technologies, Inc. |
| Status | ACTIVE |
| Spherical Diameter | 0.187 INCHES NOMINAL IN |
| Port Quantity | 2 |
| Material | STEEL STAINLESS - USE STB000 |
| 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 |
|---|---|
| 3/16 IN TYPE 302ST GRADE 100 PRIMARY | Virginia Industries, Inc. Div Hartford Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| D1-061-0945 | D/9 Drawing number reference only Chemetron Fire Systems |
| 7-061-0425 | 3/9 Design control — primary reference Chemetron Fire Systems |
| D1-061-0945 ITEM 18 | 5/9 Secondary reference Chemetron Fire Systems |
| A7-061-0425 REV C | 5/9 Secondary reference Chemetron Fire Systems |
NSN 4820-01-514-2759 is a Ball,valve,ported, manufactured by Virginia Industries, Inc. Div Hartford Technologies, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-514-2759 has 1 manufacturer part number on file: 3/16 IN TYPE 302ST GRADE 100 (Virginia Industries, Inc. Div Hartford Technologies, Inc.).
Key specifications for 3/16 IN TYPE 302ST GRADE 100: Spherical Diameter: 0.187 INCHES NOMINAL IN; Port Quantity: 2; Special Features: NHA VALVE,RELIEF,600 PSI; Material: STEEL STAINLESS - USE STB000. 3 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.