The Parts Kit,butterfly Valve, cataloged under National Stock Number 4820-01-323-3264, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Dover Resources, Inc. Div Norriseal. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-323-3264 |
| Primary Part Number | 54000-B005 |
| Item Name | Parts Kit,butterfly Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Dover Resources, Inc. Div Norriseal |
| Status | ACTIVE |
| Component Quantity | 10 |
| Nonsupply Items and Quantities | BODY O-RINGS 2;SEAT/SHAFT O-RINGS 4;BOTTOM SHAFT O-RING 1;THRUST WASHER,SS 1;THRUST WASHER,POLYTETRAFLUOROETHYLENE 1;DISC O-RING 1 |
| 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 |
|---|---|
| 54000-B005 PRIMARY | Dover Resources, Inc. Div Norriseal (USA) |
| Reference | Meaning |
|---|---|
| 54000-B005 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-323-3264 is a Parts Kit,butterfly Valve, manufactured by Dover Resources, Inc. Div Norriseal, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-323-3264 has 1 manufacturer part number on file: 54000-B005 (Dover Resources, Inc. Div Norriseal).
Key specifications for 54000-B005: Component Quantity: 10; Nonsupply Items and Quantities: BODY O-RINGS 2;SEAT/SHAFT O-RINGS 4;BOTTOM SHAFT O-RING 1;THRUST WASHER,SS 1;THRUST WASHER,POLYTETRAFLUOROETHYLENE 1;DISC O-RING 1. 2 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.