PartsTable TECHNICAL DATA SHEET

NSN 4820-01-357-9956Government record, cited

Disk, Valve4820-01-357-9956

NSN 4820-01-357-9956 · NIIN 013579956 · Part number 12-176-7-2

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 09990

Government record, cited

NSN 4820-01-357-9956 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-357-9956. Manufacturer of record part number: 12-176-7-2.

Also searched as 4820-01-357-9956 · 4820013579956 · NIIN 013579956 · 01-357-9956 · FSC 4820 Valves, Nonpowered · CAGE 09990 · 12-176-7-2

Nearby stock numbers ← 4820-01-357-9955 Disk, Valve · 4820-01-357-9957 Disk, Valve →

4820-01-357-9956 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Material: STEEL CORROSION RESISTING
1 manufacturer part number on file
Manufacturer of record: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division

Identification

NSN: 4820-01-357-9956
NIIN: 013579956
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 12-176-7-2
Manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-357-9956, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Technical Specifications

Parameter	Value
NSN	4820-01-357-9956
Primary Part Number	12-176-7-2
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Status	ACTIVE
Material	STEEL CORROSION RESISTING

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
12-176-7-2 PRIMARY	Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA)

Reference documents

Reference	Meaning
12-176-7-2	5/9 Secondary reference U.S. Government activity

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 4820-01-357-9956?

NSN 4820-01-357-9956 is a Disk,valve, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-357-9956?

NSN 4820-01-357-9956 has 1 manufacturer part number on file: 12-176-7-2 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division).

What are the specifications of 12-176-7-2?

Key specifications for 12-176-7-2: Material: STEEL CORROSION RESISTING. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-357-9956 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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