The Disk,valve, cataloged under National Stock Number 4820-00-307-8101, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Crane Co Div Valve Div. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-00-307-8101 |
| Primary Part Number | D48558PC11-1IN |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Outside Diameter | 1.400 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Inside Diameter | 0.578 INCHES NOMINAL IN |
| Material | PLASTIC ACETAL |
| 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 |
|---|---|
| D48558PC11-1IN PRIMARY | Crane Co Div Valve Div (USA) |
| Reference | Meaning |
|---|---|
| D48558PC11 | 5/9 Secondary reference The Walworth Company |
| D48558PC11-1IN | 5/9 Secondary reference U.S. Government activity |
| D48558PC11 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-00-307-8101 is a Disk,valve, manufactured by Crane Co Div Valve Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-307-8101 has 1 manufacturer part number on file: D48558PC11-1IN (Crane Co Div Valve Div).
Key specifications for D48558PC11-1IN: Overall Height: 0.281 INCHES NOMINAL IN; Outside Diameter: 1.400 INCHES NOMINAL IN; Style Designator: PLAIN; Inside Diameter: 0.578 INCHES NOMINAL IN. 4 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.