Valve, Linear, Directional Control4810-01-512-5599

NSN 4810-01-512-5599 · NIIN 015125599 · Part number 21155-001

Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace · FSC 4810 — Valves, Powered · FSG 48 — Valves · CAGE 78062

Government record, cited

NSN 4810-01-512-5599 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-512-5599. Manufacturer of record part number: 21155-001.

Also searched as 4810-01-512-5599 · 4810015125599 · NIIN 015125599 · 01-512-5599 · FSC 4810 Valves, Powered · CAGE 78062 · 21155-001 · 21155

Nearby stock numbers ← 4810-01-512-5540 Valve, Linear, Directional Control · 4810-01-512-5632 Valve, Linear, Directional Control →

4810-01-512-5599 — Valves, Powered

Features

Valve,linear,directional Control — FSC 4810
2 manufacturer part numbers on file
Manufacturer of record: Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace

Identification

NSN: 4810-01-512-5599
NIIN: 015125599
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: 21155-001
Manufacturer: Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace

General Description

The Valve,linear,directional Control, cataloged under National Stock Number 4810-01-512-5599, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4810-01-512-5599
Primary Part Number	21155-001
Item Name	Valve,linear,directional Control
FSC / FSG	4810 / 48 — Valves, Powered
Manufacturer	Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
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

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

4820-01-514-844021155-1003-1 POSSIBLE MATCH

FLANGE,GLAND,VALVE

Possible match (shared part number)Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace

Cross-Reference Index

Part Number	Manufacturer
21155-001 PRIMARY	Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)
21155	Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA)

Related Parts

4820-01-514-8440POSSIBLE MATCH

FLANGE,GLAND,VALVE

21155-1003-1

Frequently Asked Questions

What is NSN 4810-01-512-5599?

NSN 4810-01-512-5599 is a Valve,linear,directional Control, manufactured by Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace, classified under FSC 4810, Valves, Powered. Status: active.

What part numbers are listed for NSN 4810-01-512-5599?

NSN 4810-01-512-5599 has 2 manufacturer part numbers on file: 21155-001 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace), 21155 (Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace).

What NSN replaces 4810-01-512-5599?

1 possible match (shared part number, not a government interchangeability claim): 4820-01-514-8440. Verify interchangeability with system specifications before substitution.

What are the specifications of 21155-001?

Key specifications for 21155-001: End Item Identification: VALVE ASSY, SIZE 1. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4810-01-512-5599 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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