Valve, Check4820-01-312-1290

NSN 4820-01-312-1290 · NIIN 013121290 · Part number 164-23 .50IN

Velan Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 35743

Government record, cited

NSN 4820-01-312-1290 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-312-1290. Manufacturer of record part number: 164-23 .50IN.

Also searched as 4820-01-312-1290 · 4820013121290 · NIIN 013121290 · 01-312-1290 · FSC 4820 Valves, Nonpowered · CAGE 35743 · 164-23 .50IN

Nearby stock numbers ← 4820-01-312-1289 Valve, Check · 4820-01-312-1317 Seat, Valve →

4820-01-312-1290 — Valves, Nonpowered

Features

Valve,check — FSC 4820
Valve Size: 0.500 INCHES IN
Material: STEEL BODY
Valve Operation Method: AUTOMATIC
1 manufacturer part number on file
Manufacturer of record: Velan Inc

Identification

NSN: 4820-01-312-1290
NIIN: 013121290
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 164-23 .50IN
Manufacturer: Velan Inc

General Description

The Valve,check, cataloged under National Stock Number 4820-01-312-1290, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Velan Inc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 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	4820-01-312-1290
Primary Part Number	164-23 .50IN
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Velan Inc
Status	ACTIVE
Valve Size	0.500 INCHES IN
Material	STEEL BODY
Valve Operation Method	AUTOMATIC

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
164-23 .50IN PRIMARY	Velan Inc (CAN)

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 4820-01-312-1290?

NSN 4820-01-312-1290 is a Valve,check, manufactured by Velan Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-312-1290?

NSN 4820-01-312-1290 has 1 manufacturer part number on file: 164-23 .50IN (Velan Inc).

What are the specifications of 164-23 .50IN?

Key specifications for 164-23 .50IN: Valve Size: 0.500 INCHES IN; Material: STEEL BODY; Valve Operation Method: AUTOMATIC. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-312-1290 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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