PartsTable TECHNICAL DATA SHEET

NSN 4820-01-271-1201Government record, cited

Valve, Linear, Directional Control4820-01-271-1201

NSN 4820-01-271-1201 · NIIN 012711201 · Part number MC17918

Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 76050

Government record, cited

NSN 4820-01-271-1201 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-271-1201. Manufacturer of record part number: MC17918.

Also searched as 4820-01-271-1201 · 4820012711201 · NIIN 012711201 · 01-271-1201 · FSC 4820 Valves, Nonpowered · CAGE 76050 · MC17918 · 10124700

Nearby stock numbers ← 4820-01-271-1042 Valve, Relief, Pressure and Temper · 4820-01-271-1614 Valve, Safety Relief →

4820-01-271-1201 — Valves, Nonpowered

Features

Valve,linear,directional Control — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace

Identification

NSN: 4820-01-271-1201
NIIN: 012711201
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: MC17918
Manufacturer: Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace

General Description

The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-271-1201, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-271-1201
Primary Part Number	MC17918
Item Name	Valve,linear,directional Control
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL B — Remove Demilitarization Key Points
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
MC17918 PRIMARY	Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace (USA)

Reference documents

Reference	Meaning
10124700	6/9 Informative reference only Nimikkeistokeskus Ncb Finland

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 4820-01-271-1201?

NSN 4820-01-271-1201 is a Valve,linear,directional Control, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-271-1201?

NSN 4820-01-271-1201 has 1 manufacturer part number on file: MC17918 (Eaton Aerospace Llc Dba Sterer Engineering Div M.c.aerospace).

What are the specifications of MC17918?

Key specifications for MC17918: Special Features: ALUMINUM ALLOY PER QQ-A-225; 0.755 IN. NOM OD; 0.690 IN. O/A LG IN; End Item Identification: AIRCRAFT MODEL F-18. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-271-1201 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.

What is the DEMIL code for NSN 4820-01-271-1201?

NSN 4820-01-271-1201 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.

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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