PartsTable TECHNICAL DATA SHEET

NSN 4820-01-564-3240Government record, cited

Plug, Thrml Chk Vlv,4820-01-564-3240

NSN 4820-01-564-3240 · NIIN 015643240 · Part number LR54912-1

Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 51663

Government record, cited

NSN 4820-01-564-3240 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-564-3240. Manufacturer of record part number: LR54912-1.

Also searched as 4820-01-564-3240 · 4820015643240 · NIIN 015643240 · 01-564-3240 · FSC 4820 Valves, Nonpowered · CAGE 51663 · LR54912-1

Nearby stock numbers ← 4820-01-564-3189 Valve, Angle · 4820-01-564-3397 Valvezpresszregzzzz →

4820-01-564-3240 — Valves, Nonpowered

Features

Plug,thrml Chk Vlv, — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec

Identification

NSN: 4820-01-564-3240
NIIN: 015643240
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: LR54912-1
Manufacturer: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec

General Description

The Plug,thrml Chk Vlv,, cataloged under National Stock Number 4820-01-564-3240, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Plug,thrml Chk Vlv,
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (CAGE 51663)

Technical Specifications

Parameter	Value
NSN	4820-01-564-3240
Primary Part Number	LR54912-1
Item Name	Plug,thrml Chk Vlv,
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec
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)

Cross-Reference Index

Part Number	Manufacturer
LR54912-1 PRIMARY	Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec (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 4820-01-564-3240?

NSN 4820-01-564-3240 is a Plug,thrml Chk Vlv,, manufactured by Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-564-3240?

NSN 4820-01-564-3240 has 1 manufacturer part number on file: LR54912-1 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).

Is NSN 4820-01-564-3240 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 4820-01-564-3240?

NSN 4820-01-564-3240 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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