The Valve,bleeder,hydraulic System, cataloged under National Stock Number 4820-01-564-6424, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Textron Ground Support Equipment Inc. Div Textron Gse. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-564-6424 |
| Primary Part Number | 30-30-0033 |
| Item Name | Valve,bleeder,hydraulic System |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Textron Ground Support Equipment Inc. Div Textron Gse |
| Status | ACTIVE |
| Valve Operation Method | HYDRAULIC |
| 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 |
|---|---|
| 30-30-0033 PRIMARY | Textron Ground Support Equipment Inc. Div Textron Gse (USA) |
| Reference | Meaning |
|---|---|
| 30-30-0033 | 3/9 Design control — primary reference Tug Technologies Corporation |
NSN 4820-01-564-6424 is a Valve,bleeder,hydraulic System, manufactured by Textron Ground Support Equipment Inc. Div Textron Gse, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-564-6424 has 1 manufacturer part number on file: 30-30-0033 (Textron Ground Support Equipment Inc. Div Textron Gse).
Key specifications for 30-30-0033: Part Name Assigned by Controlling Agency: VALVE, BLEEDER, FRONT CALIPER; End Item Identification: BRAKE CALIPER AND PADS; BRAKE LINE SYSTEM; NAVAIR 19-40-523 TM, MID-RANGE TOW TRACTOR (MRTT) A/S32A-45; Valve Operation Method: HYDRAULIC. 1 specification is 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.