PartsTable TECHNICAL DATA SHEET
NSN 4820-01-656-4829Government record, cited

Servovalve, Hydraulic4820-01-656-4829

NSN 4820-01-656-4829 · NIIN 016564829 · Part number V20-4-4-HP
Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 77640
Government record, cited
NSN 4820-01-656-4829 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-656-4829. Manufacturer of record part number: V20-4-4-HP.
Also searched as  4820-01-656-4829 · 4820016564829 · NIIN 016564829 · 01-656-4829 · FSC 4820 Valves, Nonpowered · CAGE 77640 · V20-4-4-HP
Nearby stock numbers  ·
Features
  • Servovalve,hydraulic — FSC 4820
  • 1 manufacturer part number on file
  • Manufacturer of record: Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
Identification
  • NSN: 4820-01-656-4829
  • NIIN: 016564829
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: V20-4-4-HP
  • Manufacturer: Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
General Description

The Servovalve,hydraulic, cataloged under National Stock Number 4820-01-656-4829, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-656-4829
Primary Part NumberV20-4-4-HP
Item NameServovalve,hydraulic
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerZf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
V20-4-4-HP PRIMARY Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems (USA)
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-656-4829?

NSN 4820-01-656-4829 is a Servovalve,hydraulic, manufactured by Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-656-4829?

NSN 4820-01-656-4829 has 1 manufacturer part number on file: V20-4-4-HP (Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems).

What are the specifications of V20-4-4-HP?

Key specifications for V20-4-4-HP: Part Name Assigned by Controlling Agency: AUGER LIFT AND SWING VALVE ASSEMBLY (LESS FITTINGS). 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-656-4829 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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