PartsTable TECHNICAL DATA SHEET

NSN 4820-01-678-6647Government record, cited

Valve, Regulating, Fluid Pressure4820-01-678-6647

NSN 4820-01-678-6647 · NIIN 016786647 · Part number KT10P1B4P400P

Hydraulics International, Inc. Dba Hydraulics International Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 56529

Government record, cited

NSN 4820-01-678-6647 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-678-6647. Manufacturer of record part number: KT10P1B4P400P.

Also searched as 4820-01-678-6647 · 4820016786647 · NIIN 016786647 · 01-678-6647 · FSC 4820 Valves, Nonpowered · CAGE 56529 · KT10P1B4P400P · KY10P1B4P400P · KT10PIB4P400P

Nearby stock numbers ← 4820-01-678-6605 Valve, Flow Control · 4820-01-678-6697 Valve, Regulating, Fluid Pressure →

4820-01-678-6647 — Valves, Nonpowered

Features

Valve,regulating,fluid Pressure — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Hydraulics International, Inc. Dba Hydraulics International Inc

Identification

NSN: 4820-01-678-6647
NIIN: 016786647
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: KT10P1B4P400P
Manufacturer: Hydraulics International, Inc. Dba Hydraulics International Inc

General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-678-6647, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hydraulics International, Inc. Dba Hydraulics International Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Valve,regulating,fluid Pressure
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Hydraulics International, Inc. Dba Hydraulics International Inc (CAGE 56529)

Technical Specifications

Parameter	Value
NSN	4820-01-678-6647
Primary Part Number	KT10P1B4P400P
Item Name	Valve,regulating,fluid Pressure
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Hydraulics International, Inc. Dba Hydraulics International Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
KT10P1B4P400P PRIMARY	Hydraulics International, Inc. Dba Hydraulics International Inc (USA)

Reference documents

Reference	Meaning
KY10P1B4P400P	5/9 Secondary reference Hydraulics International, Inc. Dba Hydraulics International Inc
KT10PIB4P400P	5/9 Secondary reference Hydraulics International, Inc. Dba Hydraulics International Inc

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 4820-01-678-6647?

NSN 4820-01-678-6647 is a Valve,regulating,fluid Pressure, manufactured by Hydraulics International, Inc. Dba Hydraulics International Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-678-6647?

NSN 4820-01-678-6647 has 1 manufacturer part number on file: KT10P1B4P400P (Hydraulics International, Inc. Dba Hydraulics International Inc).

Is NSN 4820-01-678-6647 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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