The Parts Kit,pressure Regulating VA, cataloged under National Stock Number 4820-01-209-4566, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is The Entwistle Company Llc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-209-4566 |
| Primary Part Number | KT-3186-14SP |
| Item Name | Parts Kit,pressure Regulating VA |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | The Entwistle Company Llc |
| Status | ACTIVE |
| Component Quantity | 11 |
| Nonsupply Items and Quantities | 25573 KT-3186-14-3 PLASTIC WASHER 1;25573 KT-3186-14-37 FIBER FILTER 1;25573 KT-3186-14-34 BLEED STEM 1;25573 KT-3186-14-7 DUST STEEL 2;25573 KT-3186-14-57 STEEL SPRING;25573 KT-3186-14-41 FILTER ASSY 1;25573 KT-3186-14-29 VALVE STEM 1;25573 KT-3186-14-30 BACK-UP RING 1;25573 KT-3186-14-23 SEAT UNIT 1;25573 KT-3186-14-51 BLEED VALVE STEM 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 |
|---|---|
| KT-3186-14SP PRIMARY | The Entwistle Company Llc (USA) |
| Reference | Meaning |
|---|---|
| KT-3186-14SP | 5/9 Secondary reference Entwistle Co the Kenett Hydraulic Systems Div |
| KT-3186-3 | 5/9 Secondary reference Entwistle Co the Kenett Hydraulic Systems Div |
| GD-720B F0R KT- | C/1 Advisory reference — outside the item-of-supply concept Entwistle Co the Kenett Hydraulic Systems Div |
NSN 4820-01-209-4566 is a Parts Kit,pressure Regulating VA, manufactured by The Entwistle Company Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-209-4566 has 1 manufacturer part number on file: KT-3186-14SP (The Entwistle Company Llc).
Key specifications for KT-3186-14SP: Component Quantity: 11; Nonsupply Items and Quantities: 25573 KT-3186-14-3 PLASTIC WASHER 1;25573 KT-3186-14-37 FIBER FILTER 1;25573 KT-3186-14-34 BLEED STEM 1;25573 KT-3186-14-7 DUST STEEL 2;25573 KT-3186-14-57 STEEL SPRING;25573 KT-3186-14-41 FILTER ASSY 1;25573 KT-3186-14-29 VALVE STEM 1;25573 KT-3186-14-30 BACK-UP RING 1;25573 KT-3186-14-23 SEAT UNIT 1;25573 KT-3186-14-51 BLEED VALVE STEM 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.