The Valve,ball, cataloged under National Stock Number 4820-01-216-1032, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-216-1032 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flange Face Design | PLAIN ALL ENDS |
| Bolt Circle Nominal Diameter | 6.875 INCHES FIRST END IN |
| Bolt Circle Nominal Diameter | 5.938 INCHES SECOND END IN |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Material Document and Classification | MIL-C-20159 MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| Bolt Hole Nominal Diameter | 0.688 INCHES SECOND END IN |
| Bolt Hole Nominal Diameter | 0.938 INCHES FIRST END IN |
| Operating Pressure | 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 3.000 INCHES IN |
| Nominal Outside Diameter | 8.750 INCHES FIRST END IN |
| Nominal Outside Diameter | 7.440 INCHES SECOND END IN |
| Bolt Hole Quantity | 8 SECOND END |
| Bolt Hole Quantity | 8 FIRST END |
| Face to Face Distance | 5.625 INCHES IN |
| Material | PLASTIC ACETAL SEAT |
| Material | COPPER ALLOY AND NICKEL ALLOY BODY |
| Material | TITANIUM FLOW CONTROL DEVICE |
| Valve Operation Method | MANUAL |
| Nominal Thickness | 1.500 INCHES FIRST END IN |
| Nominal Thickness | 1.380 INCHES SECOND END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 845-4687594 ASSY A | 3/2 Design control — primary reference U.S. Government activity |
| 2642-747-01 ASSY A | 3/2 Design control — primary reference U.S. Government activity |
| 845-4687594 | D/9 Drawing number reference only U.S. Government activity |
| 2642-747-01 | D/9 Drawing number reference only U.S. Government activity |
NSN 4820-01-216-1032 is a Valve,ball, classified under FSC 4820, Valves, Nonpowered. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4820-01-609-3289. Verify interchangeability with system specifications before substitution.
Key specifications for 4820-01-216-1032: Flange Shape: ROUND WITH HOLES ALL ENDS; Flange Face Design: PLAIN ALL ENDS; Bolt Circle Nominal Diameter: 6.875 INCHES FIRST END IN; Bolt Circle Nominal Diameter: 5.938 INCHES SECOND END IN. 22 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.