PartsTable TECHNICAL DATA SHEET

NSN 4820-01-252-8505Government record, cited

Piston, Valve4820-01-252-8505

NSN 4820-01-252-8505 · NIIN 012528505 · Part number 035-16201

Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 9F512

Government record, cited

NSN 4820-01-252-8505 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-252-8505. Manufacturer of record part number: 035-16201.

Also searched as 4820-01-252-8505 · 4820012528505 · NIIN 012528505 · 01-252-8505 · FSC 4820 Valves, Nonpowered · CAGE 9F512 · 035-16201 · 036-16201-Y · 35-16201-Y

Nearby stock numbers ← 4820-01-252-8504 Piston, Valve · 4820-01-252-9236 Valve, Check →

4820-01-252-8505 — Valves, Nonpowered

Features

Piston,valve — FSC 4820
3 manufacturer part numbers on file
Manufacturer of record: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division

Identification

NSN: 4820-01-252-8505
NIIN: 012528505
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 035-16201
Manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division

General Description

The Piston,valve, cataloged under National Stock Number 4820-01-252-8505, 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 Pump Division. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-252-8505
Primary Part Number	035-16201
Item Name	Piston,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division
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
036-16201-Y	Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
035-16201 PRIMARY	Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA)
35-16201-Y	Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (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 4820-01-252-8505?

NSN 4820-01-252-8505 is a Piston,valve, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-252-8505?

NSN 4820-01-252-8505 has 3 manufacturer part numbers on file: 036-16201-Y (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), 035-16201 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), 35-16201-Y (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division).

What are the specifications of 035-16201?

Key specifications for 035-16201: Special Features: STEEL; 3.188 IN. LG; 1.500 IN. DIA HEAD 0.250 IN. W; SLEEVE PORTION 1.062 IN. OD,0.500 IN. ID,W/ 7 GROOVES AGAVGHAGGLUNDS-DENNISON 2 IN. RELIEF VALV IN. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-252-8505 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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