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NSN 4820-01-385-9052Government record, cited

Parts Kit, Valve4820-01-385-9052

NSN 4820-01-385-9052 · NIIN 013859052 · Part number PK522
Integrated Hydraulics Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 0P8V4
Government record, cited
NSN 4820-01-385-9052 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-385-9052. Manufacturer of record part number: PK522.
Also searched as  4820-01-385-9052 · 4820013859052 · NIIN 013859052 · 01-385-9052 · FSC 4820 Valves, Nonpowered · CAGE 0P8V4 · PK522
Nearby stock numbers  ·
Features
  • Parts Kit,valve — FSC 4820
  • Component Quantity: 24
  • End Item Source: K4629
  • End Item Name: TRAILER,SELF-LOADING
  • Nonsupply Items and Quantities: O-RINGS 14;MAIN RELIEF SPRINGS 2;BACK-UP RINGS 4;CHECK VALVE SPRINGS 4
  • 1 manufacturer part number on file
  • Manufacturer of record: Integrated Hydraulics Inc
Identification
  • NSN: 4820-01-385-9052
  • NIIN: 013859052
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: PK522
  • Manufacturer: Integrated Hydraulics Inc
General Description

The Parts Kit,valve, cataloged under National Stock Number 4820-01-385-9052, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Integrated Hydraulics Inc. 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-385-9052
Primary Part NumberPK522
Item NameParts Kit,valve
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerIntegrated Hydraulics Inc
StatusACTIVE
Component Quantity24
End Item SourceK4629
End Item NameTRAILER,SELF-LOADING
Nonsupply Items and QuantitiesO-RINGS 14;MAIN RELIEF SPRINGS 2;BACK-UP RINGS 4;CHECK VALVE SPRINGS 4
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
PK522 PRIMARY Integrated Hydraulics Inc (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 4820-01-385-9052?

NSN 4820-01-385-9052 is a Parts Kit,valve, manufactured by Integrated Hydraulics Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-385-9052?

NSN 4820-01-385-9052 has 1 manufacturer part number on file: PK522 (Integrated Hydraulics Inc).

What are the specifications of PK522?

Key specifications for PK522: Component Quantity: 24; End Item Source: K4629; End Item Name: TRAILER,SELF-LOADING; Nonsupply Items and Quantities: O-RINGS 14;MAIN RELIEF SPRINGS 2;BACK-UP RINGS 4;CHECK VALVE SPRINGS 4. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-385-9052 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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