PartsTable TECHNICAL DATA SHEET

NSN 4820-01-284-2173Government record, cited

Valve, Check4820-01-284-2173

NSN 4820-01-284-2173 · NIIN 012842173 · Part number DV-AC-391-1873-010

Parker Hannifin Corporation Div Cylinder Division · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 13829

Government record, cited

NSN 4820-01-284-2173 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-284-2173. Manufacturer of record part number: DV-AC-391-1873-010.

Also searched as 4820-01-284-2173 · 4820012842173 · NIIN 012842173 · 01-284-2173 · FSC 4820 Valves, Nonpowered · CAGE 13829 · DV-AC-391-1873-010 · 355 9001 125

Nearby stock numbers ← 4820-01-284-2172 Valve, Check · 4820-01-284-2174 Valve, Check →

4820-01-284-2173 — Valves, Nonpowered

Features

Valve,check — FSC 4820
Flow Control Device: DISK
Mounting Position: HORIZONTAL OR VERTICAL
Style Designator: STRAIGHT THRU DROP-IN CARTRIDGE
Disk Loading Method: SPRING
Material: STEEL BODY
Valve Operation Method: AUTOMATIC
1 manufacturer part number on file

Identification

NSN: 4820-01-284-2173
NIIN: 012842173
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: DV-AC-391-1873-010
Manufacturer: Parker Hannifin Corporation Div Cylinder Division

General Description

The Valve,check, cataloged under National Stock Number 4820-01-284-2173, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker Hannifin Corporation Div Cylinder Division. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-284-2173
Primary Part Number	DV-AC-391-1873-010
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Parker Hannifin Corporation Div Cylinder Division
Status	ACTIVE
Flow Control Device	DISK
Mounting Position	HORIZONTAL OR VERTICAL
Style Designator	STRAIGHT THRU DROP-IN CARTRIDGE
Disk Loading Method	SPRING
Material	STEEL BODY
Valve Operation Method	AUTOMATIC

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
DV-AC-391-1873-010 PRIMARY	Parker Hannifin Corporation Div Cylinder Division (USA)

Reference documents

Reference	Meaning
355 9001 125	5/9 Secondary reference Parker Hannifin Corporation Div Cylinder Division

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 4820-01-284-2173?

NSN 4820-01-284-2173 is a Valve,check, manufactured by Parker Hannifin Corporation Div Cylinder Division, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-284-2173?

NSN 4820-01-284-2173 has 1 manufacturer part number on file: DV-AC-391-1873-010 (Parker Hannifin Corporation Div Cylinder Division).

What are the specifications of DV-AC-391-1873-010?

Key specifications for DV-AC-391-1873-010: Flow Control Device: DISK; Mounting Position: HORIZONTAL OR VERTICAL; Style Designator: STRAIGHT THRU DROP-IN CARTRIDGE; Disk Loading Method: SPRING. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-284-2173 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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