Valve, Check4820-01-370-4012

NSN 4820-01-370-4012 · NIIN 013704012 · Part number RD34098-1

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

Government record, cited

NSN 4820-01-370-4012 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-370-4012. Manufacturer of record part number: RD34098-1.

Also searched as 4820-01-370-4012 · 4820013704012 · NIIN 013704012 · 01-370-4012 · FSC 4820 Valves, Nonpowered · CAGE 51663 · RD34098-1

Nearby stock numbers ← 4820-01-370-3959 Valve, Linear, Directional Control · 4820-01-370-4270 Disk, Valve →

4820-01-370-4012 — Valves, Nonpowered

Features

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

Identification

NSN: 4820-01-370-4012
NIIN: 013704012
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: RD34098-1
Manufacturer: Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec

General Description

The Valve,check, cataloged under National Stock Number 4820-01-370-4012, 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.

Technical Specifications

Parameter	Value
NSN	4820-01-370-4012
Primary Part Number	RD34098-1
Item Name	Valve,check
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 A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
RD34098-1 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 4820-01-370-4012?

NSN 4820-01-370-4012 is a Valve,check, 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 4820-01-370-4012?

NSN 4820-01-370-4012 has 1 manufacturer part number on file: RD34098-1 (Hydro-Aire Aerospace Corp. Dba Lear Romec Div Lear Romec).

What are the specifications of RD34098-1?

Key specifications for RD34098-1: End Item Identification: FFG GUIDED MISSILE FRIGATE. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-370-4012 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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